Methyl Alcohol
- Formula: CH4O
- Molecular weight: 32.0419
- IUPAC Standard InChIKey: OKKJLVBELUTLKV-UHFFFAOYSA-N
- CAS Registry Number: 67-56-1
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Isotopologues:
- Other names: Methanol; Carbinol; Methyl hydroxide; Methylol; Monohydroxymethane; Wood alcohol; CH3OH; Colonial spirit; Columbian spirit; Hydroxymethane; Wood naphtha; Alcool methylique; Alcool metilico; Columbian spirits; Metanolo; Methylalkohol; Metylowy alkohol; Pyroxylic spirit; Wood spirit; Rcra waste number U154; UN 1230; Pyro alcohol; Spirit of wood; Bieleski's solution; NSC 85232
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- Information on this page:
- Other data available:
- Gas phase thermochemistry data
- Condensed phase thermochemistry data
- Phase change data
- Reaction thermochemistry data: reactions 1 to 50, reactions 51 to 100, reactions 101 to 150, reactions 151 to 200, reactions 201 to 250, reactions 251 to 300
- Henry's Law data
- Gas phase ion energetics data
- IR Spectrum
- Mass spectrum (electron ionization)
- Vibrational and/or electronic energy levels
- Gas Chromatography
- Fluid Properties
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Ion clustering data
Go To: Top, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
RCD - Robert C. Dunbar
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
By formula: Br- + CH4O = (Br- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 14.50 ± 0.10 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 13.9 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 17.6 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 8.00 ± 0.10 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 8.7 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
![]() | 8.4 ± 2.0 | kcal/mol | IMRE | Tanabe, Morgon, et al., 1996 | gas phase; Anchored to H2O..Br- of Hiraoka, Mizure, et al., 19882; B |
By formula: (Br- CH4O) + CH4O = (Br-
2CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 12.00 ± 0.20 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 12.5 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 20.7 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 5.62 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 6.3 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (Br- 2CH4O) + CH4O = (Br-
3CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.50 ± 0.50 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 10.6 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 21.6 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 4.25 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 4.2 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (Br- 3CH4O) + CH4O = (Br-
4CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.9 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 23.2 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 3.0 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (Br- 4CH4O) + CH4O = (Br-
5CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.8 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 25.2 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 2.3 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (Br- 5CH4O) + CH4O = (Br-
6CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.1 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 23.6 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 2.1 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (Br- 6CH4O) + CH4O = (Br-
7CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 8.5 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 22.9 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1.7 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (Br- 7CH4O) + CH4O = (Br-
8CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 8.4 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 23.1 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1.5 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (Br- 8CH4O) + CH4O = (Br-
9CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 8.2 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; Entropy estimated.; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 23. | cal/mol*K | N/A | Hiraoka and Yamabe, 1991 | gas phase; Entropy change calculated or estimated; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1.3 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; Entropy estimated.; B |
By formula: (Br- 9CH4O) + CH4O = (Br-
10CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 8.0 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; Entropy estimated.; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 23. | cal/mol*K | N/A | Hiraoka and Yamabe, 1991 | gas phase; Entropy change calculated or estimated; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1.1 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; Entropy estimated.; B |
By formula: CHO- + CH4O = (CHO- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 28.8 | kcal/mol | PHPMS | Meot-ner and Sieck, 1986 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26.7 | cal/mol*K | PHPMS | Meot-ner and Sieck, 1986 | gas phase; M |
By formula: CHO2- + CH4O = (CHO2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 17.6 ± 1.0 | kcal/mol | N/A | Meot-Ner and Sieck, 1986 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 23.6 | cal/mol*K | PHPMS | Meot-Ner and Sieck, 1986 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 10.5 ± 1.6 | kcal/mol | TDAs | Meot-Ner and Sieck, 1986 | gas phase; B |
By formula: CH3O- + CH4O = (CH3O- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 29.3 ± 1.0 | kcal/mol | TDAs | Paul and Kebarle, 1990 | gas phase; B,M |
![]() | 28.80 ± 0.30 | kcal/mol | TDAs | Meot-ner and Sieck, 1986 | gas phase; B,M |
![]() | 29.4 ± 2.5 | kcal/mol | TDAs | Caldwell, Rozeboom, et al., 1984 | gas phase; Reanchored to average data from Paul and Kebarle, 1990 and Meot-ner and Sieck, 1986.; value altered from reference due to change in acidity scale; B |
![]() | 19.0 ± 2.0 | kcal/mol | N/A | Moylan, Dodd, et al., 1985 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 31.8 | cal/mol*K | PHPMS | Paul and Kebarle, 1990 | gas phase; M |
![]() | 26.7 | cal/mol*K | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 20.30 | kcal/mol | IMRE | Mustanir, Matsuoka, et al., 2006 | gas phase; B |
![]() | 19.8 ± 1.0 | kcal/mol | TDAs | Paul and Kebarle, 1990 | gas phase; B |
![]() | 20.80 ± 0.50 | kcal/mol | TDAs | Meot-ner and Sieck, 1986 | gas phase; B |
![]() | 20.3 ± 1.6 | kcal/mol | TDAs | Caldwell, Rozeboom, et al., 1984 | gas phase; Reanchored to average data from Paul and Kebarle, 1990 and Meot-ner and Sieck, 1986.; value altered from reference due to change in acidity scale; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
19.1 | 296. | FA | MacKay and Bohme, 1978 | gas phase; From thermochemical cycle,switching reaction(CH3O-)H2O; Meot-Ner(Mautner), 1986; M |
By formula: (CH3O- CH4O) + CH4O = (CH3O-
2CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 21.4 | kcal/mol | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 27.8 | cal/mol*K | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; n; M |
By formula: (CH3O- 2CH4O) + CH4O = (CH3O-
3CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 15.0 | kcal/mol | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26.3 | cal/mol*K | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; n; M |
By formula: (CH3O- 3CH4O) + CH4O = (CH3O-
4CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 11.4 | kcal/mol | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 22.4 | cal/mol*K | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; n; M |
By formula: (CH3O- H2O) + CH4O = (CH3O-
CH4O
H2O)
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
13.7 | 296. | FA | MacKay and Bohme, 1978 | gas phase; From thermochemical cycle,switching reaction(CH3O-)2H2O; Meot-Ner(Mautner), 1986; M |
By formula: CH5O+ + CH4O = (CH5O+ CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 32.6 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
![]() | 32.3 | kcal/mol | PHPMS | Szulejko and McMahon, 1992 | gas phase; M |
![]() | 32.1 | kcal/mol | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; M |
![]() | 33.1 | kcal/mol | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
![]() | 33.7 | kcal/mol | ICR | Larson and McMahon, 1982 | gas phase; switching reaction((CH3)2OH+)(CH3)2O; Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 29.0 | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
![]() | 29.2 | cal/mol*K | PHPMS | Szulejko and McMahon, 1992 | gas phase; M |
![]() | 26.6 | cal/mol*K | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; M |
![]() | 30.5 | cal/mol*K | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
![]() | 28.5 | cal/mol*K | N/A | Larson and McMahon, 1982 | gas phase; switching reaction((CH3)2OH+)(CH3)2O; Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 25.2 | kcal/mol | ICR | Larson and McMahon, 1982 | gas phase; switching reaction((CH3)2OH+)(CH3)2O; Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M |
By formula: (CH5O+ CH4O) + CH4O = (CH5O+
2CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 21.2 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
![]() | 21.0 | kcal/mol | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; M |
![]() | 21.3 | kcal/mol | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 27.0 | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
![]() | 25.8 | cal/mol*K | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; M |
![]() | 28.2 | cal/mol*K | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
By formula: (CH5O+ 2CH4O) + CH4O = (CH5O+
3CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 14.0 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
![]() | 16.1 | kcal/mol | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 24.0 | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
![]() | 28.9 | cal/mol*K | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
By formula: (CH5O+ 3CH4O) + CH4O = (CH5O+
4CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 11.3 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
![]() | 13.5 | kcal/mol | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 22.3 | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
![]() | 28.7 | cal/mol*K | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
By formula: (CH5O+ 4CH4O) + CH4O = (CH5O+
5CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 10.2 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
![]() | 12.5 | kcal/mol | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 23.5 | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
![]() | 31.1 | cal/mol*K | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
By formula: (CH5O+ 5CH4O) + CH4O = (CH5O+
6CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.3 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
![]() | 11.9 | kcal/mol | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 23.5 | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
![]() | 32.9 | cal/mol*K | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
By formula: (CH5O+ 6CH4O) + CH4O = (CH5O+
7CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.0 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
![]() | 12.0 | kcal/mol | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 25.7 | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
![]() | 35.7 | cal/mol*K | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
By formula: (CH5O+ 7CH4O) + CH4O = (CH5O+
8CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.4 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26.9 | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
By formula: (CH5O+ 8CH4O) + CH4O = (CH5O+
9CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.1 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26. | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
3.9 | 200. | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
By formula: (CH5O+ 9CH4O) + CH4O = (CH5O+
10CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 8.7 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26. | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
3.5 | 200. | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
By formula: (CH5O+ 10CH4O) + CH4O = (CH5O+
11CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 8.6 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26. | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
3.8 | 184. | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
By formula: (CH5O+ 11CH4O) + CH4O = (CH5O+
12CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 8.5 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26. | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
3.7 | 184. | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
By formula: (CH5O+ 12CH4O) + CH4O = (CH5O+
13CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 8.6 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26. | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
3.8 | 184. | PHPMS | Meot-Ner (Mautner), 1992 | gas phase; M |
By formula: (CH5O+ CH4O
H2O) + CH4O = (CH5O+
2CH4O
H2O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 16.4 | kcal/mol | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26.5 | cal/mol*K | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; n; M |
By formula: (CH5O+ H2O) + CH4O = (CH5O+
CH4O
H2O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 24.5 | kcal/mol | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; n, Entropy change calculated or estimated; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 29. | cal/mol*K | N/A | Meot-Ner(Mautner), 1986 | gas phase; n, Entropy change calculated or estimated; M |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
11.6 | 452. | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; n, Entropy change calculated or estimated; M |
By formula: (CH5O+ 2H2O) + CH4O = (CH5O+
CH4O
2H2O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 18.0 | kcal/mol | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26.3 | cal/mol*K | PHPMS | Meot-Ner(Mautner), 1986 | gas phase; n; M |
By formula: CH6N+ + CH4O = (CH6N+ CH4O)
Bond type: Hydrogen bonds of the type NH+-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 19.0 | kcal/mol | PHPMS | Meot-Ner, 1984 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 24.2 | cal/mol*K | PHPMS | Meot-Ner, 1984 | gas phase; M |
By formula: CN- + CH4O = (CN- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 15.70 ± 0.80 | kcal/mol | TDAs | Larson, Szulejko, et al., 1988 | gas phase; B,M |
![]() | 16.6 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B |
![]() | 16.5 ± 3.5 | kcal/mol | IMRE | Larson and McMahon, 1987 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 23. | cal/mol*K | PHPMS | Larson, Szulejko, et al., 1988 | gas phase; M |
![]() | 24.3 | cal/mol*K | N/A | Larson and McMahon, 1987 | gas phase; switching reaction,Thermochemical ladder(CN-)H2O, Entropy change calculated or estimated; Payzant, Yamdagni, et al., 1971; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 8.80 ± 0.20 | kcal/mol | TDAs | Larson, Szulejko, et al., 1988 | gas phase; B |
![]() | 10.4 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B |
![]() | 9.2 ± 2.3 | kcal/mol | IMRE | Larson and McMahon, 1987 | gas phase; B,M |
By formula: C2H- + CH4O = C3H5O-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 21.6 ± 2.0 | kcal/mol | IMRE | Chabinyc and Brauman, 1999 | gas phase; Anchored to MeOH «DELTA»Gacid=375.2; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 10.90 | kcal/mol | IMRE | Mustanir, Matsuoka, et al., 2006 | gas phase; B |
![]() | 11.6 ± 2.0 | kcal/mol | IMRE | Chabinyc and Brauman, 1999 | gas phase; Anchored to MeOH «DELTA»Gacid=375.2; B |
By formula: C2H3O2- + CH4O = (C2H3O2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 17.6 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 10.5 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B |
By formula: (C2H4N+ CH4O) + CH4O = (C2H4N+
2CH4O)
Bond type: Hydrogen bonds of the type NH+-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 20.9 | kcal/mol | PHPMS | El-Shall, Olafsdottir, et al., 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26.0 | cal/mol*K | PHPMS | El-Shall, Olafsdottir, et al., 1991 | gas phase; M |
By formula: (C2H4N+ 2CH4O) + CH4O = (C2H4N+
3CH4O)
Bond type: Hydrogen bonds of the type NH+-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 13.9 | kcal/mol | PHPMS | El-Shall, Olafsdottir, et al., 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 24.4 | cal/mol*K | PHPMS | El-Shall, Olafsdottir, et al., 1991 | gas phase; M |
By formula: (C2H4N+ CH4O
C2H3N) + CH4O = (C2H4N+
2CH4O
C2H3N)
Bond type: Hydrogen bonds of the type NH+-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 13.7 | kcal/mol | PHPMS | El-Shall, Olafsdottir, et al., 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 24.1 | cal/mol*K | PHPMS | El-Shall, Olafsdottir, et al., 1991 | gas phase; M |
By formula: C2H4NO2- + CH4O = C3H8NO3-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 17.00 ± 0.50 | kcal/mol | TDAs | Nieckarz, Atkins, et al., 2008 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 9.5 ± 1.0 | kcal/mol | TDAs | Nieckarz, Atkins, et al., 2008 | gas phase; B |
By formula: C2H5O+ + CH4O = (C2H5O+ CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 30.3 | kcal/mol | ICR | Larson and McMahon, 1982 | gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26.9 | cal/mol*K | N/A | Larson and McMahon, 1982 | gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 22.3 | kcal/mol | ICR | Larson and McMahon, 1982 | gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M |
By formula: C2H5O- + CH4O = (C2H5O- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 27.3 ± 2.9 | kcal/mol | IMRE | Caldwell, Rozeboom, et al., 1984 | gas phase; Reanchored to average data from Paul and Kebarle, 1990 and Meot-ner and Sieck, 1986.; value altered from reference due to change in acidity scale; B,M |
![]() | 25.6 ± 1.9 | kcal/mol | CIDT | DeTuri and Ervin, 1999 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 29.3 | cal/mol*K | N/A | Caldwell, Rozeboom, et al., 1984 | gas phase; switching reaction(CH3O-)CH3OH, Entropy change calculated or estimated; re-evaluated using Meot-Ner(Mautner), 1986 and Paul and Kebarle, 1990; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 18.6 ± 2.0 | kcal/mol | IMRE | Caldwell, Rozeboom, et al., 1984 | gas phase; Reanchored to average data from Paul and Kebarle, 1990 and Meot-ner and Sieck, 1986.; value altered from reference due to change in acidity scale; B,M |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
13.4 | 296. | FA | Mackay, Rakshit, et al., 1982 | gas phase; From thermochemical cycle,switching reaction(CH3O-)CH3OH; Caldwell and Kebarle, 1986, Taft, 1983; M |
By formula: C2H7O+ + CH4O = (C2H7O+ CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 26.3 | kcal/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 27.1 | cal/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ CH4O) + CH4O = (C2H7O+
2CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 18.8 | kcal/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 28.9 | cal/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ 2CH4O) + CH4O = (C2H7O+
3CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 15.9 | kcal/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 31.2 | cal/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ 3CH4O) + CH4O = (C2H7O+
4CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 13.7 | kcal/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 30.8 | cal/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ CH4O
C2H6O) + CH4O = (C2H7O+
2CH4O
C2H6O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 15.1 | kcal/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 30.6 | cal/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ 2CH4O
C2H6O) + CH4O = (C2H7O+
3CH4O
C2H6O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 12.2 | kcal/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26.5 | cal/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ C2H6O) + CH4O = (C2H7O+
CH4O
C2H6O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 18.1 | kcal/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 30.6 | cal/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: C2H7O+ + CH4O = (C2H7O+ CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 29.6 | kcal/mol | ICR | Larson and McMahon, 1982 | gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26.6 | cal/mol*K | N/A | Larson and McMahon, 1982 | gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 21.7 | kcal/mol | ICR | Larson and McMahon, 1982 | gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M |
By formula: C2H7O2- + 2CH4O = C3H11O3-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 21.4 ± 1.0 | kcal/mol | TDAs | Meot-Ner(Mautner), 1986 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 13.10 ± 0.50 | kcal/mol | TDAs | Meot-Ner(Mautner), 1986 | gas phase; B |
By formula: C2H7O2- + H2O + CH4O = C2H9O3-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 17.8 ± 1.0 | kcal/mol | TDAs | Meot-Ner(Mautner), 1986 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 10.10 ± 0.50 | kcal/mol | TDAs | Meot-Ner(Mautner), 1986 | gas phase; B |
By formula: C2H9O3- + 2H2O + CH4O = C2H11O4-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 15.2 ± 1.0 | kcal/mol | TDAs | Meot-Ner(Mautner), 1986 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 6.90 ± 0.50 | kcal/mol | TDAs | Meot-Ner(Mautner), 1986 | gas phase; B |
By formula: C3H3N2- + CH4O = (C3H3N2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 17.1 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1988 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 24.2 | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1988 | gas phase; M |
By formula: C3H7O+ + CH4O = (C3H7O+ CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 13.1 | kcal/mol | PHPMS | Meot-Ner (Mautner), Ross, et al., 1985 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 21.3 | cal/mol*K | PHPMS | Meot-Ner (Mautner), Ross, et al., 1985 | gas phase; M |
By formula: C3H7O- + CH4O = (C3H7O- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 26.9 ± 2.9 | kcal/mol | N/A | Caldwell, Rozeboom, et al., 1984 | gas phase; Reanchored to average data from Paul and Kebarle, 1990 and Meot-ner and Sieck, 1986.; value altered from reference due to change in acidity scale; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 29.3 | cal/mol*K | N/A | Caldwell, Rozeboom, et al., 1984 | gas phase; switching reaction(CH3O-)CH3OH, Entropy change calculated or estimated; re-evaluated using Meot-Ner(Mautner), 1986 and Paul and Kebarle, 1990; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 18.2 ± 2.0 | kcal/mol | IMRE | Caldwell, Rozeboom, et al., 1984 | gas phase; Reanchored to average data from Paul and Kebarle, 1990 and Meot-ner and Sieck, 1986.; value altered from reference due to change in acidity scale; B,M |
By formula: C3H9Si+ + CH4O = (C3H9Si+ CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 39.2 | kcal/mol | PHPMS | Wojtyniak and Stone, 1986 | gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 29.7 | cal/mol*K | N/A | Wojtyniak and Stone, 1986 | gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated; M |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
25.3 | 468. | PHPMS | Wojtyniak and Stone, 1986 | gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated; M |
By formula: C3H9Sn+ + CH4O = (C3H9Sn+ CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 32.6 | kcal/mol | PHPMS | Stone and Splinter, 1984 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 32. | cal/mol*K | PHPMS | Stone and Splinter, 1984 | gas phase; M |
By formula: C3H10N+ + CH4O = (C3H10N+ CH4O)
Bond type: Hydrogen bonds of the type NH+-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 15.1 | kcal/mol | PHPMS | El-Shall, Daly, et al., 1992 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 21.0 | cal/mol*K | PHPMS | El-Shall, Daly, et al., 1992 | gas phase; M |
By formula: (C3H10N+ CH4O) + CH4O = (C3H10N+
2CH4O)
Bond type: Hydrogen bonds of the type NH+-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 11.7 | kcal/mol | PHPMS | El-Shall, Daly, et al., 1992 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 23.8 | cal/mol*K | PHPMS | El-Shall, Daly, et al., 1992 | gas phase; M |
By formula: (C3H10N+ 2CH4O) + CH4O = (C3H10N+
3CH4O)
Bond type: Hydrogen bonds of the type NH+-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 10.5 | kcal/mol | PHPMS | El-Shall, Daly, et al., 1992 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 27.0 | cal/mol*K | PHPMS | El-Shall, Daly, et al., 1992 | gas phase; M |
By formula: (C3H10N+ CH4O
C3H9N) + CH4O = (C3H10N+
2CH4O
C3H9N)
Bond type: Hydrogen bonds of the type NH+-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.5 | kcal/mol | PHPMS | El-Shall, Daly, et al., 1992 | gas phase; M |
By formula: (C3H10N+ C3H9N) + CH4O = (C3H10N+
CH4O
C3H9N)
Bond type: Hydrogen bonds of the type NH+-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 10.6 | kcal/mol | PHPMS | El-Shall, Daly, et al., 1992 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 25.2 | cal/mol*K | PHPMS | El-Shall, Daly, et al., 1992 | gas phase; M |
By formula: C3H11O3- + 3CH4O = C4H15O4-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 15.0 ± 1.0 | kcal/mol | TDAs | Meot-Ner(Mautner), 1986 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 7.20 ± 0.50 | kcal/mol | TDAs | Meot-Ner(Mautner), 1986 | gas phase; B |
By formula: C3H11O3- + H2O + 2CH4O = C3H13O4-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 13.8 ± 1.0 | kcal/mol | TDAs | Meot-Ner(Mautner), 1986 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 6.40 ± 0.50 | kcal/mol | TDAs | Meot-Ner(Mautner), 1986 | gas phase; B |
By formula: C4H2O3- + CH4O = (C4H2O3- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 4.7 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
4.7 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
By formula: C4H4N- + CH4O = (C4H4N- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 18.6 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988, 2 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 27.5 | cal/mol*K | PHPMS | Meot-ner, 1988, 2 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 10.4 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988, 2 | gas phase; B |
By formula: C4H9O- + CH4O = (C4H9O- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 25.5 ± 1.0 | kcal/mol | TDEq | Meot-Ner and Sieck, 1986 | gas phase; B,M |
![]() | 23.4 ± 2.2 | kcal/mol | CIDT | DeTuri and Ervin, 1999 | gas phase; B |
![]() | 26.0 ± 2.5 | kcal/mol | N/A | Caldwell, Rozeboom, et al., 1984 | gas phase; Reanchored to average data from Paul and Kebarle, 1990 and Meot-ner and Sieck, 1986.; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 27.9 | cal/mol*K | N/A | Meot-Ner and Sieck, 1986 | gas phase; Entropy change calculated or estimated; M |
![]() | 29.3 | cal/mol*K | N/A | Caldwell, Rozeboom, et al., 1984 | gas phase; switching reaction(CH3O-)CH3OH, Entropy change calculated or estimated; re-evaluated using Meot-Ner(Mautner), 1986 and Paul and Kebarle, 1990; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 10.20 | kcal/mol | IMRE | Mustanir, Matsuoka, et al., 2006 | gas phase; B |
![]() | 17.1 ± 1.6 | kcal/mol | TDEq | Meot-Ner and Sieck, 1986 | gas phase; B |
![]() | 17.3 ± 1.6 | kcal/mol | IMRE | Caldwell, Rozeboom, et al., 1984 | gas phase; Reanchored to average data from Paul and Kebarle, 1990 and Meot-ner and Sieck, 1986.; B,M |
By formula: C4H11O2+ + CH4O = (C4H11O2+ CH4O)
Bond type: Hydrogen bonds between protonated and neutral organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 22.0 | kcal/mol | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 28.3 | cal/mol*K | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase; M |
By formula: (C4H11O2+ CH4O) + CH4O = (C4H11O2+
2CH4O)
Bond type: Hydrogen bonds between protonated and neutral organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 14.4 | kcal/mol | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 23.6 | cal/mol*K | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase; M |
By formula: (C4H11O2+ 2CH4O) + CH4O = (C4H11O2+
3CH4O)
Bond type: Hydrogen bonds between protonated and neutral organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 12.6 | kcal/mol | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 25.0 | cal/mol*K | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase; M |
By formula: (C4H11O2+ 3CH4O) + CH4O = (C4H11O2+
4CH4O)
Bond type: Hydrogen bonds between protonated and neutral organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 10.2 | kcal/mol | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 22.3 | cal/mol*K | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase; M |
By formula: (C4H11O2+ 4CH4O) + CH4O = (C4H11O2+
5CH4O)
Bond type: Hydrogen bonds between protonated and neutral organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.2 | kcal/mol | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 22.2 | cal/mol*K | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase; M |
By formula: (C4H11O2+ 5CH4O) + CH4O = (C4H11O2+
6CH4O)
Bond type: Hydrogen bonds between protonated and neutral organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 8.9 | kcal/mol | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 24.0 | cal/mol*K | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase; M |
By formula: C4H15O4- + 4CH4O = C5H19O5-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 11.4 ± 1.0 | kcal/mol | TDAs | Meot-Ner(Mautner), 1986 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 4.70 ± 0.50 | kcal/mol | TDAs | Meot-Ner(Mautner), 1986 | gas phase; B |
By formula: C5H5- + CH4O = (C5H5- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 13.2 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988, 2 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 6.9 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988, 2 | gas phase; B |
By formula: C5H11O- + CH4O = (C5H11O- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 25.7 ± 2.9 | kcal/mol | N/A | Caldwell, Rozeboom, et al., 1984 | gas phase; Reanchored to average data from Paul and Kebarle, 1990 and Meot-ner and Sieck, 1986.; value altered from reference due to change in acidity scale; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 17.0 ± 2.0 | kcal/mol | IMRE | Caldwell, Rozeboom, et al., 1984 | gas phase; Reanchored to average data from Paul and Kebarle, 1990 and Meot-ner and Sieck, 1986.; value altered from reference due to change in acidity scale; B |
By formula: C6F4O2- + CH4O = (C6F4O2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 3.0 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
3.0 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
C6H4ClNO2- + = (C6H4ClNO2-
)
By formula: C6H4ClNO2- + CH4O = (C6H4ClNO2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 5.4 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
5.4 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
C6H4ClNO2- + = (C6H4ClNO2-
)
By formula: C6H4ClNO2- + CH4O = (C6H4ClNO2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 5.4 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
5.4 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
C6H4ClNO2- + = (C6H4ClNO2-
)
By formula: C6H4ClNO2- + CH4O = (C6H4ClNO2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 5.6 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
5.6 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
By formula: C6H4FNO2- + CH4O = (C6H4FNO2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 5.8 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
5.8 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
By formula: C6H4FNO2- + CH4O = (C6H4FNO2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 6.0 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
6.0 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
By formula: C6H4FNO2- + CH4O = (C6H4FNO2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 15.8 ± 2.0 | kcal/mol | N/A | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 29.8 | cal/mol*K | PHPMS | Chowdhury, 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 5.6 ± 2.0 | kcal/mol | TDAs | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
By formula: C6H4NO3- + CH4O = (C6H4NO3- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 5.0 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
By formula: C6H4NO3- + CH4O = (C6H4NO3- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 5.8 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
By formula: C6H4N2O4- + CH4O = (C6H4N2O4- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 2.3 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
2.3 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
By formula: C6H4N2O4- + CH4O = (C6H4N2O4- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 3.3 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
3.3 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
By formula: C6H4N2O4- + CH4O = (C6H4N2O4- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 3.8 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
3.8 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
By formula: C6H4O2- + CH4O = (C6H4O2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 5.5 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
5.5 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
By formula: C6H5NO2- + CH4O = (C6H5NO2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 15.10 ± 0.20 | kcal/mol | TDAs | Sieck, 1985 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26.1 | cal/mol*K | PHPMS | Sieck, 1985 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 7.30 ± 0.40 | kcal/mol | TDAs | Sieck, 1985 | gas phase; B |
![]() | 6.3 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
6.3 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
By formula: C6H5S- + CH4O = (C6H5S- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 13.4 | kcal/mol | PHPMS | Sieck and Meot-ner, 1989 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 23.0 | cal/mol*K | PHPMS | Sieck and Meot-ner, 1989 | gas phase; M |
+
= C7H9OS-
By formula: C6H5S- + CH4O = C7H9OS-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 13.40 ± 0.10 | kcal/mol | TDAs | Sieck and Meot-ner, 1989 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 6.50 ± 0.30 | kcal/mol | TDAs | Sieck and Meot-ner, 1989 | gas phase; B |
By formula: C6H9- + CH4O = C7H13O-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 20.8 ± 2.0 | kcal/mol | IMRE | Chabinyc and Brauman, 1999 | gas phase; Anchored to MeOH «DELTA»Gacid=375.2; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 11.50 | kcal/mol | IMRE | Mustanir, Matsuoka, et al., 2006 | gas phase; B |
![]() | 10.7 ± 2.0 | kcal/mol | IMRE | Chabinyc and Brauman, 1999 | gas phase; Anchored to MeOH «DELTA»Gacid=375.2; B |
By formula: C6H11S2- + CH4O = (C6H11S2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 21.9 ± 2.5 | kcal/mol | N/A | Caldwell, Rozeboom, et al., 1984 | gas phase; Reanchored to average data from Paul and Kebarle, 1990 and Meot-ner and Sieck, 1986.; value altered from reference due to change in acidity scale; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 13.2 ± 1.6 | kcal/mol | IMRE | Caldwell, Rozeboom, et al., 1984 | gas phase; Reanchored to average data from Paul and Kebarle, 1990 and Meot-ner and Sieck, 1986.; value altered from reference due to change in acidity scale; B |
By formula: C7F14- + CH4O = (C7F14- CH4O)
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
6.4 | 308. | PHPMS | Knighton, Zook, et al., 1990 | gas phase; M |
C7H4F3NO2- + = (C7H4F3NO2-
)
By formula: C7H4F3NO2- + CH4O = (C7H4F3NO2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 14.6 ± 2.0 | kcal/mol | N/A | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 4.9 ± 1.6 | kcal/mol | TDAs | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
By formula: C7H4N2O2- + CH4O = (C7H4N2O2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 4.7 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
4.7 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
By formula: C7H4N2O2- + CH4O = (C7H4N2O2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 4.5 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
4.5 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
By formula: C7H4N2O2- + CH4O = (C7H4N2O2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 13.9 ± 2.0 | kcal/mol | N/A | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 28.6 | cal/mol*K | PHPMS | Chowdhury, 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 4.1 ± 2.0 | kcal/mol | TDAs | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
By formula: C7H7NO2- + CH4O = (C7H7NO2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 6.3 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
6.3 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
By formula: C7H7NO2- + CH4O = (C7H7NO2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 6.5 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
6.5 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
By formula: C7H7NO2- + CH4O = (C7H7NO2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 6.4 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
By formula: C7H7NO3- + CH4O = (C7H7NO3- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 6.1 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
6.1 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
By formula: C7H7NO3- + CH4O = (C7H7NO3- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 14.3 ± 2.0 | kcal/mol | N/A | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 23.4 | cal/mol*K | PHPMS | Chowdhury, 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 6.3 ± 2.0 | kcal/mol | TDAs | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
By formula: C8H5- + CH4O = (C8H5- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 21.5 ± 2.0 | kcal/mol | IMRE | Chabinyc and Brauman, 1999 | gas phase; B |
![]() | 21.4 ± 2.9 | kcal/mol | N/A | Caldwell, Rozeboom, et al., 1984 | gas phase; Reanchored to average data from Paul and Kebarle, 1990 and Meot-ner and Sieck, 1986.; value altered from reference due to change in acidity scale; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 29.3 | cal/mol*K | N/A | Caldwell, Rozeboom, et al., 1984 | gas phase; switching reaction(CH3O-)CH3OH, Entropy change calculated or estimated; re-evaluated using Meot-Ner(Mautner), 1986 and Paul and Kebarle, 1990; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 11.0 ± 2.0 | kcal/mol | IMRE | Chabinyc and Brauman, 1999 | gas phase; B |
![]() | 12.7 ± 2.0 | kcal/mol | IMRE | Caldwell, Rozeboom, et al., 1984 | gas phase; Reanchored to average data from Paul and Kebarle, 1990 and Meot-ner and Sieck, 1986.; value altered from reference due to change in acidity scale; B,M |
By formula: C8H9NO2- + CH4O = (C8H9NO2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 6.3 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
6.3 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
By formula: C8H17O4+ + CH4O = (C8H17O4+ CH4O)
Bond type: Hydrogen bonds with polydentate bonding in positive ions
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 19.5 | kcal/mol | PHPMS | Sharma and Kebarle, 1984 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 34.0 | cal/mol*K | PHPMS | Sharma and Kebarle, 1984 | gas phase; M |
By formula: C9H7- + CH4O = C10H11O-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 21.6 ± 2.0 | kcal/mol | IMRE | Chabinyc and Brauman, 1999 | gas phase; Anchored to MeOH «DELTA»Gacid=375.2; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 10.20 | kcal/mol | IMRE | Mustanir, Matsuoka, et al., 2006 | gas phase; B |
![]() | 11.1 ± 2.0 | kcal/mol | IMRE | Chabinyc and Brauman, 1999 | gas phase; Anchored to MeOH «DELTA»Gacid=375.2; B |
C10H4Cl2O2- + = (C10H4Cl2O2-
)
By formula: C10H4Cl2O2- + CH4O = (C10H4Cl2O2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | <1.5 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
1.5 | 343. | PHPMS | Chowdhury, 1987 | gas phase; DG<; M |
By formula: C10H6O2- + CH4O = (C10H6O2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 4.6 ± 1.6 | kcal/mol | IMRE | Chowdhury, Grimsrud, et al., 1987 | gas phase; Free energy affinity at 70°C.; B |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
4.6 | 343. | PHPMS | Chowdhury, 1987 | gas phase; M |
By formula: C10H21O5+ + CH4O = (C10H21O5+ CH4O)
Bond type: Hydrogen bonds with polydentate bonding in positive ions
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 20.0 | kcal/mol | PHPMS | Sharma and Kebarle, 1984 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 28.0 | cal/mol*K | PHPMS | Sharma and Kebarle, 1984 | gas phase; M |
By formula: C12H25O6+ + CH4O = (C12H25O6+ CH4O)
Bond type: Hydrogen bonds with polydentate bonding in positive ions
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 20.0 | kcal/mol | PHPMS | Sharma and Kebarle, 1984 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 29.5 | cal/mol*K | PHPMS | Sharma and Kebarle, 1984 | gas phase; M |
By formula: Cl- + CH4O = (Cl- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 17. ± 3. | kcal/mol | AVG | N/A | Average of 8 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 22.6 | cal/mol*K | HPMS | Evans and Keesee, 1991 | gas phase; M |
![]() | 24.1 | cal/mol*K | PHPMS | Hiraoka and Mizuse, 1987 | gas phase; M |
![]() | 22.0 | cal/mol*K | PHPMS | Sieck, 1985 | gas phase; M |
![]() | 22.9 | cal/mol*K | N/A | Larson and McMahon, 1984 | gas phase; switching reaction(Cl-)t-C4H9OH, Entropy change calculated or estimated; French, Ikuta, et al., 1982; M |
![]() | 14.8 | cal/mol*K | PHPMS | Yamdagni, Payzant, et al., 1973 | gas phase; Entropy change is questionable; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 10.1 ± 0.8 | kcal/mol | AVG | N/A | Average of 10 values; Individual data points |
By formula: (Cl- CH4O) + CH4O = (Cl-
2CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 14.10 ± 0.40 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 13.70 ± 0.20 | kcal/mol | TDAs | Evans and Keesee, 1991 | gas phase; B,M |
![]() | 14.1 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B,M |
![]() | 13.00 ± 0.70 | kcal/mol | TDAs | Yamdagni, Payzant, et al., 1973 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 24.2 | cal/mol*K | PHPMS | Hiraoka and Mizuse, 1987 | gas phase; M |
![]() | 22.0 | cal/mol*K | HPMS | Evans and Keesee, 1991 | gas phase; M |
![]() | 19.4 | cal/mol*K | PHPMS | Yamdagni, Payzant, et al., 1973 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 7.30 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 7.10 | kcal/mol | TDAs | Evans and Keesee, 1991 | gas phase; B |
![]() | 6.8 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B |
![]() | 7.20 ± 0.40 | kcal/mol | TDAs | Yamdagni, Payzant, et al., 1973 | gas phase; B |
By formula: (Cl- 2CH4O) + CH4O = (Cl-
3CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 11.50 ± 0.20 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 10.80 ± 0.30 | kcal/mol | TDAs | Evans and Keesee, 1991 | gas phase; B,M |
![]() | 11.8 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B,M |
![]() | 12.30 ± 0.60 | kcal/mol | N/A | Yamdagni, Payzant, et al., 1973 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 22.9 | cal/mol*K | PHPMS | Hiraoka and Mizuse, 1987 | gas phase; M |
![]() | 22.7 | cal/mol*K | HPMS | Evans and Keesee, 1991 | gas phase; M |
![]() | 23.6 | cal/mol*K | PHPMS | Yamdagni, Payzant, et al., 1973 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 5.06 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 4.00 | kcal/mol | TDAs | Evans and Keesee, 1991 | gas phase; B |
![]() | 4.9 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B |
![]() | 5.20 ± 0.30 | kcal/mol | TDAs | Yamdagni, Payzant, et al., 1973 | gas phase; B |
By formula: (Cl- 3CH4O) + CH4O = (Cl-
4CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 10.5 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B,M |
![]() | 10.50 | kcal/mol | TDAs | Evans and Keesee, 1991 | gas phase; B |
![]() | 11.20 ± 0.60 | kcal/mol | TDAs | Yamdagni, Payzant, et al., 1973 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 22.9 | cal/mol*K | PHPMS | Hiraoka and Mizuse, 1987 | gas phase; M |
![]() | 26.4 | cal/mol*K | PHPMS | Yamdagni, Payzant, et al., 1973 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 3.6 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B |
![]() | 3.70 | kcal/mol | TDAs | Evans and Keesee, 1991 | gas phase; B |
![]() | 3.30 ± 0.20 | kcal/mol | TDAs | Yamdagni, Payzant, et al., 1973 | gas phase; B |
By formula: (Cl- 4CH4O) + CH4O = (Cl-
5CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.2 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B,M |
![]() | 10.50 ± 0.50 | kcal/mol | N/A | Yamdagni, Payzant, et al., 1973 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 21.7 | cal/mol*K | PHPMS | Hiraoka and Mizuse, 1987 | gas phase; M |
![]() | 25.5 | cal/mol*K | PHPMS | Yamdagni, Payzant, et al., 1973 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 2.7 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B |
![]() | 2.90 ± 0.10 | kcal/mol | TDAs | Yamdagni, Payzant, et al., 1973 | gas phase; B |
By formula: (Cl- 5CH4O) + CH4O = (Cl-
6CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 8.9 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 22.2 | cal/mol*K | PHPMS | Hiraoka and Mizuse, 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 2.2 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B |
By formula: (Cl- 6CH4O) + CH4O = (Cl-
7CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 8.0 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 20.1 | cal/mol*K | PHPMS | Hiraoka and Mizuse, 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 2.0 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B |
By formula: (Cl- 7CH4O) + CH4O = (Cl-
8CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 7.6 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 19.7 | cal/mol*K | PHPMS | Hiraoka and Mizuse, 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1.7 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B |
By formula: (Cl- 8CH4O) + CH4O = (Cl-
9CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 7.6 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 20.6 | cal/mol*K | PHPMS | Hiraoka and Mizuse, 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1.4 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B |
By formula: (Cl- 9CH4O) + CH4O = (Cl-
10CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 7.4 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 20.1 | cal/mol*K | PHPMS | Hiraoka and Mizuse, 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1.4 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; B |
By formula: (Cl- 10CH4O) + CH4O = (Cl-
11CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 7.3 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; Estimated entropy; single temperature measurement; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 20. | cal/mol*K | N/A | Hiraoka and Mizuse, 1987 | gas phase; Entropy change calculated or estimated; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1.3 ± 1.0 | kcal/mol | TDAs | Hiraoka and Mizuse, 1987 | gas phase; Estimated entropy; single temperature measurement; B |
By formula: (Cl- CH4O
H2O) + CH4O = (Cl-
2CH4O
H2O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 10.8 | kcal/mol | HPMS | Evans and Keesee, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 19. | cal/mol*K | HPMS | Evans and Keesee, 1991 | gas phase; M |
By formula: (Cl- H2O) + CH4O = (Cl-
CH4O
H2O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 13.2 | kcal/mol | HPMS | Evans and Keesee, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 20.9 | cal/mol*K | HPMS | Evans and Keesee, 1991 | gas phase; M |
By formula: (Cl- 2H2O) + CH4O = (Cl-
CH4O
2H2O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 11.4 | kcal/mol | HPMS | Evans and Keesee, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 18.1 | cal/mol*K | HPMS | Evans and Keesee, 1991 | gas phase; M |
By formula: Co+ + CH4O = (Co+ CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 35.4 ± 1.9 | kcal/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
By formula: Cu+ + CH4O = (Cu+ CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 13.4 | kcal/mol | HPMS | El-Shall, Schriver, et al., 1989 | gas phase; Entropy change calculated or estimated, Cu+ from laser desorption; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 25. | cal/mol*K | N/A | El-Shall, Schriver, et al., 1989 | gas phase; Entropy change calculated or estimated, Cu+ from laser desorption; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 5.9 | kcal/mol | HPMS | El-Shall, Schriver, et al., 1989 | gas phase; Entropy change calculated or estimated, Cu+ from laser desorption; M |
By formula: (Cu+ CH4O) + CH4O = (Cu+
2CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 13.8 | kcal/mol | HPMS | El-Shall, Schriver, et al., 1989 | gas phase; Entropy change calculated or estimated, Cu+ from laser desorption; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 25. | cal/mol*K | N/A | El-Shall, Schriver, et al., 1989 | gas phase; Entropy change calculated or estimated, Cu+ from laser desorption; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 6.3 | kcal/mol | HPMS | El-Shall, Schriver, et al., 1989 | gas phase; Entropy change calculated or estimated, Cu+ from laser desorption; M |
+
= CH3D4FO-
By formula: F- + CH4O = CH3D4FO-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 29.8 ± 2.0 | kcal/mol | TDEq | Wilkinson, Szulejko, et al., 1992 | gas phase; Reported relative to ROH..F-, 0.5 kcal/mol weaker.; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 22.4 ± 2.0 | kcal/mol | TDEq | Wilkinson, Szulejko, et al., 1992 | gas phase; Reported relative to ROH..F-, 0.5 kcal/mol weaker.; B |
By formula: F- + CH4O = (F- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 29.6 ± 2.0 | kcal/mol | IMRE | Larson and McMahon, 1983 | gas phase; B,M |
![]() | 29.4 ± 2.2 | kcal/mol | CIDT | DeTuri and Ervin, 1999 | gas phase; B |
![]() | 23.3 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 25.0 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
![]() | 22.6 | cal/mol*K | N/A | Larson and McMahon, 1983 | gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 22.8 ± 2.0 | kcal/mol | IMRE | Larson and McMahon, 1983 | gas phase; B,M |
![]() | 15.8 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (F- CH4O) + CH4O = (F-
2CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 20.30 ± 0.30 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 19.3 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 23.2 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 12.97 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 12.4 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (F- 2CH4O) + CH4O = (F-
3CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 15.10 ± 0.60 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 14.5 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 21.2 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 8.06 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 8.2 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (F- 3CH4O) + CH4O = (F-
4CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 12.5 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 23.5 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 5.5 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (F- 4CH4O) + CH4O = (F-
5CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 11.9 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 27.3 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 3.8 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (F- 5CH4O) + CH4O = (F-
6CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 11.5 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 29.8 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 2.6 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (F- 6CH4O) + CH4O = (F-
7CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.8 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 25.5 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 2.2 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (F- 7CH4O) + CH4O = (F-
8CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.7 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26.8 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1.7 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (F- 8CH4O) + CH4O = (F-
9CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.2 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 25.7 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1.5 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (F- 9CH4O) + CH4O = (F-
10CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 8.8 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 25.1 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1.3 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (F- 10CH4O) + CH4O = (F-
11CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 8.6 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 25.5 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1.0 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (F- 11CH4O) + CH4O = (F-
12CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 8.5 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; Entropy estimated.; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 25. | cal/mol*K | N/A | Hiraoka and Yamabe, 1991 | gas phase; Entropy change calculated or estimated; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1.1 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; Entropy estimated.; B |
By formula: F6S- + CH4O = (F6S- CH4O)
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
4.5 | 308. | PHPMS | Knighton, Zook, et al., 1990 | gas phase; M |
By formula: HS- + CH4O = (HS- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 17.0 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 11.0 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B |
By formula: H4ClO2- + CH4O + 2H2O = CH8ClO3-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 10.40 ± 0.20 | kcal/mol | TDAs | Evans and Keesee, 1991 | gas phase; B |
![]() | 11.40 ± 0.30 | kcal/mol | TDAs | Evans and Keesee, 1991 | gas phase; For solvation by MeOH of core ion; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 5.80 | kcal/mol | TDAs | Evans and Keesee, 1991 | gas phase; B |
![]() | 6.00 | kcal/mol | TDAs | Evans and Keesee, 1991 | gas phase; For solvation by MeOH of core ion; B |
By formula: I- + CH4O = (I- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 11.90 ± 0.20 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 11.3 ± 1.0 | kcal/mol | TDAs | Caldwell and Kebarle, 1984 | gas phase; B,M |
![]() | 11.2 | kcal/mol | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
![]() | 11. | kcal/mol | PHPMS | Caldwell, Masucci, et al., 1989 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 17.1 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
![]() | 17.8 | cal/mol*K | PHPMS | Caldwell and Kebarle, 1984 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 5.76 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 6.0 ± 1.0 | kcal/mol | TDAs | Caldwell and Kebarle, 1984 | gas phase; B |
![]() | 5.7 ± 2.0 | kcal/mol | IMRE | Tanabe, Morgon, et al., 1996 | gas phase; Anchored to H2O..I- of Caldwell and Kebarle, 1984; B |
By formula: (I- CH4O) + CH4O = (I-
2CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.50 ± 0.20 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 11.1 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 22.6 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 4.25 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 4.4 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (I- 2CH4O) + CH4O = (I-
3CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 7.70 ± 0.60 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 9.8 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 22.4 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 3.41 | kcal/mol | TDAs | Bogdanov, Peschke, et al., 1999 | gas phase; B |
![]() | 3.1 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (I- 3CH4O) + CH4O = (I-
4CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.7 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 24.8 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 2.3 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (I- 4CH4O) + CH4O = (I-
5CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.6 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 27.1 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1.5 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (I- 5CH4O) + CH4O = (I-
6CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.6 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 27.4 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1.4 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (I- 6CH4O) + CH4O = (I-
7CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.4 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 28.0 | cal/mol*K | PHPMS | Hiraoka and Yamabe, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1.1 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; B |
By formula: (I- 7CH4O) + CH4O = (I-
8CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 9.1 ± 1.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; Entropy estimated.; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 28. | cal/mol*K | N/A | Hiraoka and Yamabe, 1991 | gas phase; Entropy change calculated or estimated; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 0.8 ± 2.0 | kcal/mol | TDAs | Hiraoka and Yamabe, 1991 | gas phase; Entropy estimated.; B |
By formula: K+ + CH4O = (K+ CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 21.9 | kcal/mol | HPMS | Evans and Keesee, 1991 | gas phase; switching reaction,n(K+)H2O; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 31.6 | cal/mol*K | HPMS | Evans and Keesee, 1991 | gas phase; switching reaction,n(K+)H2O; M |
By formula: (K+ CH4O) + CH4O = (K+
2CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 18.0 | kcal/mol | HPMS | Evans and Keesee, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 35. | cal/mol*K | HPMS | Evans and Keesee, 1991 | gas phase; M |
By formula: (K+ 2CH4O) + CH4O = (K+
3CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 14.5 | kcal/mol | HPMS | Evans and Keesee, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 28. | cal/mol*K | HPMS | Evans and Keesee, 1991 | gas phase; M |
By formula: (K+ 3CH4O) + CH4O = (K+
4CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 12.5 | kcal/mol | HPMS | Evans and Keesee, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 29. | cal/mol*K | HPMS | Evans and Keesee, 1991 | gas phase; M |
By formula: (K+ CH4O
H2O) + CH4O = (K+
2CH4O
H2O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 13.5 | kcal/mol | HPMS | Evans and Keesee, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 27.3 | cal/mol*K | HPMS | Evans and Keesee, 1991 | gas phase; M |
By formula: (K+ 2CH4O
H2O) + CH4O = (K+
3CH4O
H2O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 12.5 | kcal/mol | HPMS | Evans and Keesee, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 25.6 | cal/mol*K | HPMS | Evans and Keesee, 1991 | gas phase; M |
By formula: (K+ H2O) + CH4O = (K+
CH4O
H2O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 19.6 | kcal/mol | HPMS | Evans and Keesee, 1991 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 32.5 | cal/mol*K | HPMS | Evans and Keesee, 1991 | gas phase; M |
By formula: (K+ 2H2O) + CH4O = (K+
CH4O
2H2O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 16.6 | kcal/mol | HPMS | Evans and Keesee, 1991 | gas phase; switching reaction,n(K+)3H2O; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 30.9 | cal/mol*K | HPMS | Evans and Keesee, 1991 | gas phase; switching reaction,n(K+)3H2O; M |
By formula: Li+ + CH4O = (Li+ CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 36.8 ± 1.9 | kcal/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
![]() | 38.1 | kcal/mol | ICR | Woodin and Beauchamp, 1978 | gas phase; switching reaction(Li+)H20, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 interpolated; M |
![]() | 38. | kcal/mol | ICR | Staley and Beauchamp, 1975 | gas phase; switching reaction(Li+)H2O, from graph; Dzidic and Kebarle, 1970 extrapolated; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26. | cal/mol*K | N/A | Woodin and Beauchamp, 1978 | gas phase; switching reaction(Li+)H20, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 interpolated; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 30.3 | kcal/mol | ICR | Woodin and Beauchamp, 1978 | gas phase; switching reaction(Li+)H20, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 interpolated; M |
By formula: Mg+ + CH4O = (Mg+ CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 34.7 ± 1.6 | kcal/mol | CIDT | Andersen, Muntean, et al., 2000 | RCD |
![]() | 61. ± 5. | kcal/mol | PDiss | Operti, Tews, et al., 1988 | gas phase; M |
By formula: (Mg+ CH4O) + CH4O = (Mg+
2CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 28.8 ± 1.6 | kcal/mol | CIDT | Andersen, Muntean, et al., 2000 | RCD |
By formula: (Mg+ 2CH4O) + CH4O = (Mg+
3CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 21.9 ± 2.1 | kcal/mol | CIDT | Andersen, Muntean, et al., 2000 | RCD |
By formula: NO2- + CH4O = (NO2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 17.40 ± 0.20 | kcal/mol | TDAs | Sieck, 1985 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 25.8 | cal/mol*K | PHPMS | Sieck, 1985 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 9.70 ± 0.40 | kcal/mol | TDAs | Sieck, 1985 | gas phase; B |
By formula: Na+ + CH4O = (Na+ CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 23.2 ± 1.3 | kcal/mol | CIDC | Amicangelo and Armentrout, 2001 | Anchor NH3=24.41; RCD |
![]() | 21.9 ± 1.4 | kcal/mol | CIDT | Armentrout and Rodgers, 2000 | RCD |
![]() | 24.0 ± 0.2 | kcal/mol | HPMS | Hoyau, Norrman, et al., 1999 | RCD |
![]() | 26.6 ± 0.2 | kcal/mol | HPMS | Guo, Conklin, et al., 1989 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 20500. | cal/mol*K | HPMS | Hoyau, Norrman, et al., 1999 | RCD |
![]() | 24.3 | cal/mol*K | HPMS | Guo, Conklin, et al., 1989 | gas phase; M |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
17.3 | 298. | IMRE | McMahon and Ohanessian, 2000 | Anchor alanine=39.89; RCD |
By formula: (Na+ CH4O) + CH4O = (Na+
2CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 20.5 ± 1.4 | kcal/mol | CIDC | Amicangelo and Armentrout, 2001 | Anchor NH3=24.41; RCD |
![]() | 21.4 ± 1.6 | kcal/mol | CIDC | Amicangelo and Armentrout, 2001 | Anchor NH3=24.41; RCD |
![]() | 20.5 ± 1.6 | kcal/mol | CIDC | Amicangelo and Armentrout, 2001 | Anchor NH3=24.41; RCD |
![]() | 20.2 ± 0.2 | kcal/mol | HPMS | Guo, Conklin, et al., 1989 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 21.7 | cal/mol*K | HPMS | Guo, Conklin, et al., 1989 | gas phase; M |
By formula: (Na+ 2CH4O) + CH4O = (Na+
3CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 17.4 ± 0.4 | kcal/mol | HPMS | Guo, Conklin, et al., 1989 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 25.1 | cal/mol*K | HPMS | Guo, Conklin, et al., 1989 | gas phase; M |
By formula: (Na+ 3CH4O) + CH4O = (Na+
4CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 15.7 ± 0.2 | kcal/mol | HPMS | Guo, Conklin, et al., 1989 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 30.0 | cal/mol*K | HPMS | Guo, Conklin, et al., 1989 | gas phase; M |
By formula: O2- + CH4O = (O2- CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 19.10 | kcal/mol | TDAs | Yamdagni, Payzant, et al., 1973 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 21.9 | cal/mol*K | PHPMS | Yamdagni, Payzant, et al., 1973 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 12.50 | kcal/mol | TDAs | Yamdagni, Payzant, et al., 1973 | gas phase; B |
By formula: (O2- CH4O) + CH4O = (O2-
2CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 15.50 ± 0.80 | kcal/mol | TDAs | Yamdagni, Payzant, et al., 1973 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 24.8 | cal/mol*K | PHPMS | Yamdagni, Payzant, et al., 1973 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 8.10 ± 0.40 | kcal/mol | TDAs | Yamdagni, Payzant, et al., 1973 | gas phase; B |
By formula: (O2- 2CH4O) + CH4O = (O2-
3CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 13.50 ± 0.70 | kcal/mol | TDAs | Yamdagni, Payzant, et al., 1973 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 27.9 | cal/mol*K | PHPMS | Yamdagni, Payzant, et al., 1973 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 5.20 ± 0.30 | kcal/mol | TDAs | Yamdagni, Payzant, et al., 1973 | gas phase; B |
By formula: Pb+ + CH4O = (Pb+ CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 23.3 ± 0.2 | kcal/mol | HPMS | Guo and Castleman, 1990 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 23.3 | cal/mol*K | HPMS | Guo and Castleman, 1990 | gas phase; M |
By formula: (Pb+ CH4O) + CH4O = (Pb+
2CH4O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 17.2 ± 0.3 | kcal/mol | HPMS | Guo and Castleman, 1990 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 26.6 | cal/mol*K | HPMS | Guo and Castleman, 1990 | gas phase; M |
References
Go To: Top, Ion clustering data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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Notes
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- Symbols used in this document:
T Temperature rG°
Free energy of reaction at standard conditions rH°
Enthalpy of reaction at standard conditions rS°
Entropy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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