Dimethyl ether
- Formula: C2H6O
- Molecular weight: 46.0684
- IUPAC Standard InChI:
- InChI=1S/C2H6O/c1-3-2/h1-2H3
- Download the identifier in a file.
- IUPAC Standard InChIKey: LCGLNKUTAGEVQW-UHFFFAOYSA-N
- CAS Registry Number: 115-10-6
- 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: Methane, oxybis-; Methyl ether; Methoxymethane; Wood ether; Oxybismethane; (CH3)2O; Ether, dimethyl; Ether, methyl; UN 1033; Dimethyl oxide; Dymel A; Dymel; Demeon D; DME; Methane, 1,1'-oxybis-
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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 51 to 52
- Henry's Law data
- Gas phase ion energetics data
- Ion clustering data
- IR Spectrum
- Mass spectrum (electron ionization)
- Vibrational and/or electronic energy levels
- Gas Chromatography
- Data at other public NIST sites:
- Options:
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Reaction thermochemistry 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:
RCD - Robert C. Dunbar
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
B - John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Reactions 1 to 50
By formula: Li+ + C2H6O = (Li+ C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 165. ± 11. | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
![]() | 165. | kJ/mol | ICR | Woodin and Beauchamp, 1978 | gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 extrapolated; M |
![]() | 160. | kJ/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 |
![]() | 110. | J/mol*K | N/A | Woodin and Beauchamp, 1978 | gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 extrapolated; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 131. | kJ/mol | ICR | Woodin and Beauchamp, 1978 | gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 extrapolated; M |
Enthalpy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
165. (+10.,-0.) | CID | More, Gledening, et al., 1996 | gas phase; guided ion beam CID; M |
By formula: C3H7O2+ + C2H6O = (C3H7O2+ C2H6O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 126. | kJ/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 |
![]() | 120. | J/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 |
![]() | 90.4 | kJ/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: C4H9O2+ + C2H6O = (C4H9O2+ C2H6O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 125. | kJ/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 |
![]() | 122. | J/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 |
![]() | 88.7 | kJ/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: (Na+ C2H6O) + C2H6O = (Na+
2C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 85. ± 7. | kJ/mol | AVG | N/A | Average of 7 values; Individual data points |
By formula: Na+ + C2H6O = (Na+ C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 100. ± 5.4 | kJ/mol | CIDC | Amicangelo and Armentrout, 2001 | Anchor NH3=24.41; RCD |
![]() | 91.6 ± 4.6 | kJ/mol | CIDT | Armentrout and Rodgers, 2000 | RCD |
![]() | 92.0 ± 5.0 | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
![]() | 92.9 ± 5.0 | kJ/mol | CIDT | More, Ray, et al., 1997 | RCD |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
73.6 | 298. | IMRE | McMahon and Ohanessian, 2000 | Anchor alanine=39.89; RCD |
73.6 | 298. | CIDC | McMahon and Ohanessian, 2000 | RCD |
By formula: C10H10Fe+ + C2H6O = (C10H10Fe+ C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 40. | kJ/mol | PHPMS | Meot-Ner (Mautner), 1989 | gas phase; Entropy change calculated or estimated, «DELTA»rH<, DG<; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 84. | J/mol*K | N/A | Meot-Ner (Mautner), 1989 | gas phase; Entropy change calculated or estimated, «DELTA»rH<, DG<; M |
Free energy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
15. | 250. | PHPMS | Meot-Ner (Mautner), 1989 | gas phase; Entropy change calculated or estimated, «DELTA»rH<, DG<; M |
By formula: (CH5O+ 2CH4O) + C2H6O = (CH5O+
C2H6O
2CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 72.0 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 120. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M |
By formula: (CH5O+ 3CH4O) + C2H6O = (CH5O+
C2H6O
3CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 57.3 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 129. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M |
By formula: (CH5O+ CH4O) + C2H6O = (CH5O+
C2H6O
CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 91.6 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 105. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M |
By formula: C2H7O+ + C2H6O = (C2H7O+ C2H6O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 134. | kJ/mol | PHPMS | Meot-Ner (Mautner) and Sieck, 1991 | gas phase; M |
![]() | 128. | kJ/mol | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 133. | J/mol*K | PHPMS | Meot-Ner (Mautner) and Sieck, 1991 | gas phase; M |
![]() | 124. | J/mol*K | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
By formula: K+ + C2H6O = (K+ C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 72.8 ± 4.2 | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
![]() | 92.9 | kJ/mol | HPMS | Davidson and Kebarle, 1976 | gas phase; M |
![]() | 87.0 | kJ/mol | HPMS | Davidson and Kebarle, 1976, 2 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 112. | J/mol*K | HPMS | Davidson and Kebarle, 1976 | gas phase; M |
![]() | 104. | J/mol*K | HPMS | Davidson and Kebarle, 1976, 2 | gas phase; M |
By formula: CH5O+ + C2H6O = (CH5O+ C2H6O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 146. | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n, note proton affinities, core ion may be ((CH3)2OH+; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 103. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n, note proton affinities, core ion may be ((CH3)2OH+; M |
By formula: (C2H7O+ C2H6O
2H2O) + C2H6O = (C2H7O+
2C2H6O
2H2O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 66.1 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n, Entropy change is questionable; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 153. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n, Entropy change is questionable; M |
By formula: (C2H7O+ C2H6O) + H2O = (C2H7O+
H2O
C2H6O)
Bond type: Hydrogen bond (positive ion to hydride)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 68.2 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n, Entropy change is questionable; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 162. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n, Entropy change is questionable; M |
By formula: (C2H7O+ C2H6O
H2O) + C2H6O = (C2H7O+
2C2H6O
H2O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 70.3 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 111. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ 2C2H6O
H2O) + C2H6O = (C2H7O+
3C2H6O
H2O)
Bond type: Hydrogen bonds between protonated and neutral organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 90.8 | kJ/mol | PHPMS | Tholman, Tonner, et al., 1994 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 174. | J/mol*K | PHPMS | Tholman, Tonner, et al., 1994 | gas phase; 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 |
---|---|---|---|---|---|
![]() | 51.0 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 111. | J/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 |
---|---|---|---|---|---|
![]() | 63.2 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 128. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ H2O
2C2H6O) + H2O = (C2H7O+
2H2O
2C2H6O)
Bond type: Hydrogen bond (positive ion to hydride)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 47.7 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 127. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ H2O
3C2H6O) + H2O = (C2H7O+
2H2O
3C2H6O)
Bond type: Hydrogen bond (positive ion to hydride)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 47.7 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 127. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ 2H2O
C2H6O) + H2O = (C2H7O+
3H2O
C2H6O)
Bond type: Hydrogen bond (positive ion to hydride)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 48.5 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 112. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ 2H2O) + C2H6O = (C2H7O+
C2H6O
2H2O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 68.6 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 95.4 | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ 3H2O) + C2H6O = (C2H7O+
C2H6O
3H2O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 70.7 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 138. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ H2O
C2H6O) + H2O = (C2H7O+
2H2O
C2H6O)
Bond type: Hydrogen bond (positive ion to hydride)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 56.9 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 103. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ H2O) + C2H6O = (C2H7O+
C2H6O
H2O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 77.4 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 110. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ 2CH4O) + C2H6O = (C2H7O+
C2H6O
2CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 69.5 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 133. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ 3CH4O) + C2H6O = (C2H7O+
C2H6O
3CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 52.3 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 107. | J/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 |
---|---|---|---|---|---|
![]() | 75.7 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 128. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ CH4O) + C2H6O = (C2H7O+
C2H6O
CH4O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 84.5 | kJ/mol | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 125. | J/mol*K | PHPMS | Hiraoka, Grimsrud, et al., 1974 | gas phase; n; M |
By formula: (C2H7O+ C2H6O) + C2H6O = (C2H7O+
2C2H6O)
Bond type: Hydrogen bonds of the type OH-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 42.3 | kJ/mol | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 117. | J/mol*K | PHPMS | Grimsrud and Kebarle, 1973 | gas phase; M |
By formula: CH6N+ + C2H6O = (CH6N+ C2H6O)
Bond type: Hydrogen bonds of the type NH+-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 90.0 | kJ/mol | PHPMS | Meot-Ner, 1984 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 123. | J/mol*K | PHPMS | Meot-Ner, 1984 | gas phase; M |
By formula: (Li+ 2C2H6O) + C2H6O = (Li+
3C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 89.1 ± 7.9 | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
Enthalpy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
110. (+5.9,-0.) | CID | More, Gledening, et al., 1996 | gas phase; guided ion beam CID; M |
By formula: (Li+ 3C2H6O) + C2H6O = (Li+
4C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 68. ± 10. | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
Enthalpy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
95.4 (+6.7,-0.) | CID | More, Gledening, et al., 1996 | gas phase; guided ion beam CID; M |
By formula: (Li+ C2H6O) + C2H6O = (Li+
2C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 121. ± 5.9 | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
Enthalpy of reaction
![]() |
T (K) | Method | Reference | Comment |
---|---|---|---|---|
130. (+4.,-0.) | CID | More, Gledening, et al., 1996 | gas phase; guided ion beam CID; M |
+
= C2H6ClO-
By formula: Cl- + C2H6O = C2H6ClO-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 31.4 ± 1.7 | kJ/mol | TDAs | Bogdanov, Lee, et al., 2001 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 12. ± 4.2 | kJ/mol | TDAs | Bogdanov, Lee, et al., 2001 | gas phase; B |
C2H5O- + =
By formula: C2H5O- + H+ = C2H6O
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 1703. ± 8.4 | kJ/mol | Bran | DePuy, Bierbaum, et al., 1984 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
![]() | 1666. ± 9.2 | kJ/mol | H-TS | DePuy, Bierbaum, et al., 1984 | gas phase; B |
By formula: (Na+ 2C2H6O) + C2H6O = (Na+
3C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 69.9 ± 5.0 | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
![]() | 66.9 ± 5.0 | kJ/mol | CIDT | More, Ray, et al., 1997 | RCD |
By formula: (Na+ 3C2H6O) + C2H6O = (Na+
4C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 61.1 ± 4.2 | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
![]() | 58.2 ± 4.2 | kJ/mol | CIDT | More, Ray, et al., 1997 | RCD |
By formula: (K+ 2C2H6O) + C2H6O = (K+
3C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 56.9 ± 4.2 | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
By formula: (K+ 3C2H6O) + C2H6O = (K+
4C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 50.2 ± 7.9 | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
By formula: (Cs+ 2C2H6O) + C2H6O = (Cs+
3C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 40. ± 9.2 | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
By formula: (Cs+ C2H6O) + C2H6O = (Cs+
2C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 46.9 ± 5.9 | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
By formula: (Rb+ 2C2H6O) + C2H6O = (Rb+
3C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 37. ± 11. | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
By formula: (Rb+ C2H6O) + C2H6O = (Rb+
2C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 54.8 ± 5.0 | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
By formula: (K+ C2H6O) + C2H6O = (K+
2C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 69.0 ± 5.0 | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
By formula: (Cu+ 2C2H6O) + C2H6O = (Cu+
3C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 54.8 ± 4.2 | kJ/mol | CIDT | Koizumi, 2001 | RCD |
By formula: (Cu+ 3C2H6O) + C2H6O = (Cu+
4C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 45. ± 10. | kJ/mol | CIDT | Koizumi, 2001 | RCD |
By formula: (Cu+ C2H6O) + C2H6O = (Cu+
2C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 193. ± 7.9 | kJ/mol | CIDT | Koizumi, 2001 | RCD |
By formula: Cs+ + C2H6O = (Cs+ C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 56.9 ± 5.0 | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
By formula: Rb+ + C2H6O = (Rb+ C2H6O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
![]() | 61.9 ± 9.2 | kJ/mol | CIDT | Rodgers and Armentrout, 2000 | RCD |
References
Go To: Top, Reaction thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Rodgers and Armentrout, 2000
Rodgers, M.T.; Armentrout, P.B.,
Noncovalent Metal-Ligand Bond Energies as Studied by Threshold Collision-Induced Dissociation,
Mass Spectrom. Rev., 2000, 19, 4, 215, https://doi.org/10.1002/1098-2787(200007)19:4<215::AID-MAS2>3.0.CO;2-X
. [all data]
Woodin and Beauchamp, 1978
Woodin, R.L.; Beauchamp, J.L.,
Bonding of Li+ to Lewis Bases in the Gas Phase. Reversals in Methyl Substituent Effects for Different Reference Acids,
J. Am. Chem. Soc., 1978, 100, 2, 501, https://doi.org/10.1021/ja00470a024
. [all data]
Dzidic and Kebarle, 1970
Dzidic, I.; Kebarle, P.,
Hydration of the Alkali Ions in the Gas Phase. Enthalpies and Entropies of Reactions M+(H2O)n-1 + H2O = M+(H2O)n,
J. Phys. Chem., 1970, 74, 7, 1466, https://doi.org/10.1021/j100702a013
. [all data]
Staley and Beauchamp, 1975
Staley, R.H.; Beauchamp, J.L.,
Intrinsic Acid - Base Properties of Molecules. Binding Energies of Li+ to pi - and n - Donor Bases,
J. Am. Chem. Soc., 1975, 97, 20, 5920, https://doi.org/10.1021/ja00853a050
. [all data]
More, Gledening, et al., 1996
More, M.B.; Gledening, E.D.; Ray, D.; Feller, D.; Armentrout, P.B.,
Cation-Ether Complexes in the Gas Phase: Bond Dissociation Energies and Equilibrium Structures of Li+[O(CH3)2]x, x=1-4,
J. Phys. Chem., 1996, 100, 5, 1605, https://doi.org/10.1021/jp9523175
. [all data]
Larson and McMahon, 1982
Larson, J.W.; McMahon, T.B.,
Formation, Thermochemistry, and Relative Stabilities of Proton - Bound dimers of Oxygen n - Donor Bases from Ion Cyclotron Resonance Solvent - Exchange Equilibria Measurements,
J. Am. Chem. Soc., 1982, 104, 23, 6255, https://doi.org/10.1021/ja00387a016
. [all data]
Grimsrud and Kebarle, 1973
Grimsrud, E.P.; Kebarle, P.,
Gas Phase Ion Equilibria Studies of the Solvation of the Hydrogen Ion by Methanol, Dimethyl Ether and Water. Effect of Hydrogen Bonding,
J. Am. Chem. Soc., 1973, 95, 24, 7939, https://doi.org/10.1021/ja00805a002
. [all data]
Lias, Liebman, et al., 1984
Lias, S.G.; Liebman, J.F.; Levin, R.D.,
Evaluated gas phase basicities and proton affinities of molecules heats of formation of protonated molecules,
J. Phys. Chem. Ref. Data, 1984, 13, 695. [all data]
Keesee and Castleman, 1986
Keesee, R.G.; Castleman, A.W., Jr.,
Thermochemical data on Ggs-phase ion-molecule association and clustering reactions,
J. Phys. Chem. Ref. Data, 1986, 15, 1011. [all data]
Amicangelo and Armentrout, 2001
Amicangelo, J.C.; Armentrout, P.B.,
Relative and Absolute Bond Dissociation Energies of Sodium Cation Complexes Determined Using Competitive Collision-Induced Dissociation Experiments,
Int. J. Mass Spectrom., 2001, 212, 1-3, 301, https://doi.org/10.1016/S1387-3806(01)00494-8
. [all data]
Armentrout and Rodgers, 2000
Armentrout, P.B.; Rodgers, M.T.,
An Absolute Sodium Cation Affinity Scale: Threshold Collision-Induced Dissociation Experiments and ab Initio Theory,
J. Phys. Chem A, 2000, 104, 11, 2238, https://doi.org/10.1021/jp991716n
. [all data]
More, Ray, et al., 1997
More, M.B.; Ray, D.; Armentrout, P.B.,
Cation-ether complexes in the gas phase: Bond dissociation energies of Na+(dimethyl ether)(x), x=1-4; Na+(1,2-dimethoxyethane)(x), x=1 and 2; and Na+(12-crown-4),
J. Phys. Chem. AJOURNAL OF PHYSICAL CHEMISTRY A 101 (5): 831-839 JAN 30 1997, 1997, 101, 831. [all data]
McMahon and Ohanessian, 2000
McMahon, T.B.; Ohanessian, G.,
An Experimental and Ab Initio Study of the Nature of the Binding in Gas-Phase Complexes of Sodium Ions,
Chem. Eur. J., 2000, 6, 16, 2931, https://doi.org/10.1002/1521-3765(20000818)6:16<2931::AID-CHEM2931>3.0.CO;2-7
. [all data]
Meot-Ner (Mautner), 1989
Meot-Ner (Mautner), M.,
Ion DChemistry of Ferrocene. Thermochemistry of Ionization and Protonation and Solvent Clustering. Slow and Entropy - Driven Proton - Transfer Kinetics,
J. Am. Chem. Soc., 1989, 111, 8, 2830, https://doi.org/10.1021/ja00190a014
. [all data]
Hiraoka, Grimsrud, et al., 1974
Hiraoka, K.; Grimsrud, E.P.; Kebarle, P.,
Gas Phase Ion Equilibria Studies of the Hydrogen Ion in Water - Dimethyl Ether and Methanol - Dimethyl Ether Mixtures,
J. Am. Chem. Soc., 1974, 96, 11, 3359, https://doi.org/10.1021/ja00818a004
. [all data]
Meot-Ner (Mautner) and Sieck, 1991
Meot-Ner (Mautner), M.; Sieck, L.W.,
Proton affinity ladders from variable-temperature equilibrium measurements. 1. A reevaluation of the upper proton affinity range,
J. Am. Chem. Soc., 1991, 113, 12, 4448, https://doi.org/10.1021/ja00012a012
. [all data]
Davidson and Kebarle, 1976
Davidson, W.R.; Kebarle, P.,
Binding Energies and Stabilities of Potassium Ion Complexes with Ethylene Diamine and Dimethoxyethane (Glyme) from Measurements of the Complexing Equilibria in the Gas Phase,
Can. J. Chem., 1976, 54, 16, 2594, https://doi.org/10.1139/v76-368
. [all data]
Davidson and Kebarle, 1976, 2
Davidson, W.R.; Kebarle, P.,
Binding Energies and Stabilities of Potassium Ion Complexes from Studies of Gas Phase Ion Equilibria K+ + M = K+.M,
J. Am. Chem. Soc., 1976, 98, 20, 6133, https://doi.org/10.1021/ja00436a011
. [all data]
Tholman, Tonner, et al., 1994
Tholman, D.; Tonner, D.S.; McMahon, T.B.,
Spontaneous Unimolecular Dissociation of Small Cluster Ions, (H3O)+(L)n and Cl-(H2O)n (n = 2-4), under Fourier Transform Ion Cyclotron Resonance Conditions,
J. Phys. Chem., 1994, 98, 8, 2002, https://doi.org/10.1021/j100059a002
. [all data]
Meot-Ner, 1984
Meot-Ner, (Mautner)M.,
The Ionic Hydrogen Bond and Ion Solvation. 1. -NH+ O-, -NH+ N- and -OH+ O- Bonds. Correlations with Proton Affinity. Deviations Due to Structural Effects,
J. Am. Chem. Soc., 1984, 106, 5, 1257, https://doi.org/10.1021/ja00317a015
. [all data]
Bogdanov, Lee, et al., 2001
Bogdanov, B.; Lee, H.J.S.; McMahon, T.B.,
Influence of fluorine substitution on the structures and thermochemistry of chloride ion-ether complexes in the gas phase,
Int. J. Mass Spectrom., 2001, 210, 387-402, https://doi.org/10.1016/S1387-3806(01)00404-3
. [all data]
DePuy, Bierbaum, et al., 1984
DePuy, C.H.; Bierbaum, V.M.; Damrauer, R.,
Relative Gas-Phase Acidities of the Alkanes,
J. Am. Chem. Soc., 1984, 106, 4051. [all data]
Koizumi, 2001
Koizumi, H.,
Collision-Induced Dissociation and Theoretical Studies of Cu+-Dimethyl Ether Complexes,
J.Phys. Chem. A, 2001, 105, 11, 2444, https://doi.org/10.1021/jp003509p
. [all data]
Notes
Go To: Top, Reaction thermochemistry data, References
- 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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