Methyl Alcohol

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Reaction thermochemistry data

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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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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

Chlorine anion + Methyl Alcohol = (Chlorine anion • Methyl Alcohol)

By formula: Cl- + CH4O = (Cl- • CH4O)

Quantity Value Units Method Reference Comment
Δr17. ± 3.kcal/molAVGN/AAverage of 8 values; Individual data points
Quantity Value Units Method Reference Comment
Δr22.6cal/mol*KHPMSEvans and Keesee, 1991gas phase; M
Δr24.1cal/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Δr22.0cal/mol*KPHPMSSieck, 1985gas phase; M
Δr22.9cal/mol*KN/ALarson and McMahon, 1984gas phase; switching reaction(Cl-)t-C4H9OH, Entropy change calculated or estimated; French, Ikuta, et al., 1982; M
Δr14.8cal/mol*KPHPMSYamdagni, Payzant, et al., 1973gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr10.1 ± 0.8kcal/molAVGN/AAverage of 10 values; Individual data points

CH3O- + Hydrogen cation = Methyl Alcohol

By formula: CH3O- + H+ = CH4O

Quantity Value Units Method Reference Comment
Δr382. ± 2.kcal/molAVGN/AAverage of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Δr376.02 ± 0.62kcal/molH-TSNee, Osterwalder, et al., 2006gas phase; B
Δr376.04 ± 0.55kcal/molH-TSOsborn, Leahy, et al., 1998gas phase; B
Δr374.0 ± 2.0kcal/molIMREBartmess, Scott, et al., 1979gas phase; The acidity is 1.2 kcal/mol stronger than that from the D-EA cycle, due to the multi-compound fit for the acidity scale.; value altered from reference due to change in acidity scale; B
Δr374.6 ± 2.1kcal/molH-TSHaas and Harrison, 1993gas phase; Both metastable and 50 eV collision energy.; B
Δr375.10 ± 0.60kcal/molTDEqMeot-ner and Sieck, 1986gas phase; Experimental entropy: 21.5 eu, 0.6 less than H2O; B

CH5O+ + Methyl Alcohol = (CH5O+ • Methyl Alcohol)

By formula: CH5O+ + CH4O = (CH5O+ • CH4O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity Value Units Method Reference Comment
Δr32.6kcal/molPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr32.3kcal/molPHPMSSzulejko and McMahon, 1992gas phase; M
Δr32.1kcal/molPHPMSMeot-Ner(Mautner), 1986gas phase; M
Δr33.1kcal/molPHPMSGrimsrud and Kebarle, 1973gas phase; M
Δr33.7kcal/molICRLarson and McMahon, 1982gas 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
Δr29.0cal/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr29.2cal/mol*KPHPMSSzulejko and McMahon, 1992gas phase; M
Δr26.6cal/mol*KPHPMSMeot-Ner(Mautner), 1986gas phase; M
Δr30.5cal/mol*KPHPMSGrimsrud and Kebarle, 1973gas phase; M
Δr28.5cal/mol*KN/ALarson and McMahon, 1982gas 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
Δr25.2kcal/molICRLarson and McMahon, 1982gas 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

CH3O- + Methyl Alcohol = (CH3O- • Methyl Alcohol)

By formula: CH3O- + CH4O = (CH3O- • CH4O)

Quantity Value Units Method Reference Comment
Δr29.3 ± 1.0kcal/molTDAsPaul and Kebarle, 1990gas phase; B,M
Δr28.80 ± 0.30kcal/molTDAsMeot-ner and Sieck, 1986gas phase; B,M
Δr29.4 ± 2.5kcal/molTDAsCaldwell, Rozeboom, et al., 1984gas 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
Δr19.0 ± 2.0kcal/molN/AMoylan, Dodd, et al., 1985gas phase; B
Quantity Value Units Method Reference Comment
Δr31.8cal/mol*KPHPMSPaul and Kebarle, 1990gas phase; M
Δr26.7cal/mol*KPHPMSMeot-Ner(Mautner), 1986gas phase; n; M
Quantity Value Units Method Reference Comment
Δr20.30kcal/molIMREMustanir, Matsuoka, et al., 2006gas phase; B
Δr19.8 ± 1.0kcal/molTDAsPaul and Kebarle, 1990gas phase; B
Δr20.80 ± 0.50kcal/molTDAsMeot-ner and Sieck, 1986gas phase; B
Δr20.3 ± 1.6kcal/molTDAsCaldwell, Rozeboom, et al., 1984gas 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

ΔrG° (kcal/mol) T (K) Method Reference Comment
19.1296.FAMacKay and Bohme, 1978gas phase; From thermochemical cycle,switching reaction(CH3O-)H2O; Meot-Ner(Mautner), 1986; M

C4H9O- + Methyl Alcohol = (C4H9O- • Methyl Alcohol)

By formula: C4H9O- + CH4O = (C4H9O- • CH4O)

Quantity Value Units Method Reference Comment
Δr25.5 ± 1.0kcal/molTDEqMeot-Ner and Sieck, 1986gas phase; B,M
Δr23.4 ± 2.2kcal/molCIDTDeTuri and Ervin, 1999gas phase; B
Δr26.0 ± 2.5kcal/molN/ACaldwell, Rozeboom, et al., 1984gas phase; Reanchored to average data from Paul and Kebarle, 1990 and Meot-ner and Sieck, 1986.; B,M
Quantity Value Units Method Reference Comment
Δr27.9cal/mol*KN/AMeot-Ner and Sieck, 1986gas phase; Entropy change calculated or estimated; M
Δr29.3cal/mol*KN/ACaldwell, Rozeboom, et al., 1984gas 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
Δr10.20kcal/molIMREMustanir, Matsuoka, et al., 2006gas phase; B
Δr17.1 ± 1.6kcal/molTDEqMeot-Ner and Sieck, 1986gas phase; B
Δr17.3 ± 1.6kcal/molIMRECaldwell, Rozeboom, et al., 1984gas phase; Reanchored to average data from Paul and Kebarle, 1990 and Meot-ner and Sieck, 1986.; B,M

C2H5O- + Methyl Alcohol = (C2H5O- • Methyl Alcohol)

By formula: C2H5O- + CH4O = (C2H5O- • CH4O)

Quantity Value Units Method Reference Comment
Δr27.3 ± 2.9kcal/molIMRECaldwell, Rozeboom, et al., 1984gas 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
Δr25.6 ± 1.9kcal/molCIDTDeTuri and Ervin, 1999gas phase; B
Quantity Value Units Method Reference Comment
Δr29.3cal/mol*KN/ACaldwell, Rozeboom, et al., 1984gas 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
Δr18.6 ± 2.0kcal/molIMRECaldwell, Rozeboom, et al., 1984gas 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

ΔrG° (kcal/mol) T (K) Method Reference Comment
13.4296.FAMackay, Rakshit, et al., 1982gas phase; From thermochemical cycle,switching reaction(CH3O-)CH3OH; Caldwell and Kebarle, 1986, Taft, 1983; M

(Chlorine anion • Methyl Alcohol) + Methyl Alcohol = (Chlorine anion • 2Methyl Alcohol)

By formula: (Cl- • CH4O) + CH4O = (Cl- • 2CH4O)

Quantity Value Units Method Reference Comment
Δr14.10 ± 0.40kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr13.70 ± 0.20kcal/molTDAsEvans and Keesee, 1991gas phase; B,M
Δr14.1 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B,M
Δr13.00 ± 0.70kcal/molTDAsYamdagni, Payzant, et al., 1973gas phase; B,M
Quantity Value Units Method Reference Comment
Δr24.2cal/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Δr22.0cal/mol*KHPMSEvans and Keesee, 1991gas phase; M
Δr19.4cal/mol*KPHPMSYamdagni, Payzant, et al., 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr7.30kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr7.10kcal/molTDAsEvans and Keesee, 1991gas phase; B
Δr6.8 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B
Δr7.20 ± 0.40kcal/molTDAsYamdagni, Payzant, et al., 1973gas phase; B

(Chlorine anion • 2Methyl Alcohol) + Methyl Alcohol = (Chlorine anion • 3Methyl Alcohol)

By formula: (Cl- • 2CH4O) + CH4O = (Cl- • 3CH4O)

Quantity Value Units Method Reference Comment
Δr11.50 ± 0.20kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr10.80 ± 0.30kcal/molTDAsEvans and Keesee, 1991gas phase; B,M
Δr11.8 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B,M
Δr12.30 ± 0.60kcal/molN/AYamdagni, Payzant, et al., 1973gas phase; B,M
Quantity Value Units Method Reference Comment
Δr22.9cal/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Δr22.7cal/mol*KHPMSEvans and Keesee, 1991gas phase; M
Δr23.6cal/mol*KPHPMSYamdagni, Payzant, et al., 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr5.06kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr4.00kcal/molTDAsEvans and Keesee, 1991gas phase; B
Δr4.9 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B
Δr5.20 ± 0.30kcal/molTDAsYamdagni, Payzant, et al., 1973gas phase; B

C8H5- + Methyl Alcohol = (C8H5- • Methyl Alcohol)

By formula: C8H5- + CH4O = (C8H5- • CH4O)

Quantity Value Units Method Reference Comment
Δr21.5 ± 2.0kcal/molIMREChabinyc and Brauman, 1999gas phase; B
Δr21.4 ± 2.9kcal/molN/ACaldwell, Rozeboom, et al., 1984gas 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
Δr29.3cal/mol*KN/ACaldwell, Rozeboom, et al., 1984gas 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
Δr11.0 ± 2.0kcal/molIMREChabinyc and Brauman, 1999gas phase; B
Δr12.7 ± 2.0kcal/molIMRECaldwell, Rozeboom, et al., 1984gas 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

CN- + Methyl Alcohol = (CN- • Methyl Alcohol)

By formula: CN- + CH4O = (CN- • CH4O)

Quantity Value Units Method Reference Comment
Δr15.70 ± 0.80kcal/molTDAsLarson, Szulejko, et al., 1988gas phase; B,M
Δr16.6 ± 1.0kcal/molTDAsMeot-ner, 1988gas phase; B
Δr16.5 ± 3.5kcal/molIMRELarson and McMahon, 1987gas phase; B,M
Quantity Value Units Method Reference Comment
Δr23.cal/mol*KPHPMSLarson, Szulejko, et al., 1988gas phase; M
Δr24.3cal/mol*KN/ALarson and McMahon, 1987gas phase; switching reaction,Thermochemical ladder(CN-)H2O, Entropy change calculated or estimated; Payzant, Yamdagni, et al., 1971; M
Quantity Value Units Method Reference Comment
Δr8.80 ± 0.20kcal/molTDAsLarson, Szulejko, et al., 1988gas phase; B
Δr10.4 ± 1.0kcal/molTDAsMeot-ner, 1988gas phase; B
Δr9.2 ± 2.3kcal/molIMRELarson and McMahon, 1987gas phase; B,M

Lithium ion (1+) + Methyl Alcohol = (Lithium ion (1+) • Methyl Alcohol)

By formula: Li+ + CH4O = (Li+ • CH4O)

Quantity Value Units Method Reference Comment
Δr36.8 ± 1.9kcal/molCIDTRodgers and Armentrout, 2000RCD
Δr38.1kcal/molICRWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H20, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 interpolated; M
Δr38.kcal/molICRStaley and Beauchamp, 1975gas phase; switching reaction(Li+)H2O, from graph; Dzidic and Kebarle, 1970 extrapolated; M
Quantity Value Units Method Reference Comment
Δr26.cal/mol*KN/AWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H20, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 interpolated; M
Quantity Value Units Method Reference Comment
Δr30.3kcal/molICRWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H20, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 interpolated; M

Iodide + Methyl Alcohol = (Iodide • Methyl Alcohol)

By formula: I- + CH4O = (I- • CH4O)

Quantity Value Units Method Reference Comment
Δr11.90 ± 0.20kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr11.3 ± 1.0kcal/molTDAsCaldwell and Kebarle, 1984gas phase; B,M
Δr11.2kcal/molPHPMSHiraoka and Yamabe, 1991gas phase; M
Δr11.kcal/molPHPMSCaldwell, Masucci, et al., 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr17.1cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Δr17.8cal/mol*KPHPMSCaldwell and Kebarle, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr5.76kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr6.0 ± 1.0kcal/molTDAsCaldwell and Kebarle, 1984gas phase; B
Δr5.7 ± 2.0kcal/molIMRETanabe, Morgon, et al., 1996gas phase; Anchored to H2O..I- of Caldwell and Kebarle, 1984; B

C2H5O+ + Methyl Alcohol = (C2H5O+ • Methyl Alcohol)

By formula: C2H5O+ + CH4O = (C2H5O+ • CH4O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity Value Units Method Reference Comment
Δr30.3kcal/molICRLarson and McMahon, 1982gas 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
Δr26.9cal/mol*KN/ALarson and McMahon, 1982gas 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
Δr22.3kcal/molICRLarson and McMahon, 1982gas 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

C2H7O+ + Methyl Alcohol = (C2H7O+ • Methyl Alcohol)

By formula: C2H7O+ + CH4O = (C2H7O+ • CH4O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity Value Units Method Reference Comment
Δr29.6kcal/molICRLarson and McMahon, 1982gas 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
Δr26.6cal/mol*KN/ALarson and McMahon, 1982gas 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
Δr21.7kcal/molICRLarson and McMahon, 1982gas 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

C3H7O- + Methyl Alcohol = (C3H7O- • Methyl Alcohol)

By formula: C3H7O- + CH4O = (C3H7O- • CH4O)

Quantity Value Units Method Reference Comment
Δr26.9 ± 2.9kcal/molN/ACaldwell, Rozeboom, et al., 1984gas 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
Δr29.3cal/mol*KN/ACaldwell, Rozeboom, et al., 1984gas 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
Δr18.2 ± 2.0kcal/molIMRECaldwell, Rozeboom, et al., 1984gas 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

Fluorine anion + Methyl Alcohol = (Fluorine anion • Methyl Alcohol)

By formula: F- + CH4O = (F- • CH4O)

Quantity Value Units Method Reference Comment
Δr29.6 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Δr29.4 ± 2.2kcal/molCIDTDeTuri and Ervin, 1999gas phase; B
Δr23.3 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Δr25.0cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Δr22.6cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Δr22.8 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Δr15.8 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Chlorine anion • 3Methyl Alcohol) + Methyl Alcohol = (Chlorine anion • 4Methyl Alcohol)

By formula: (Cl- • 3CH4O) + CH4O = (Cl- • 4CH4O)

Quantity Value Units Method Reference Comment
Δr10.5 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B,M
Δr10.50kcal/molTDAsEvans and Keesee, 1991gas phase; B
Δr11.20 ± 0.60kcal/molTDAsYamdagni, Payzant, et al., 1973gas phase; B,M
Quantity Value Units Method Reference Comment
Δr22.9cal/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Δr26.4cal/mol*KPHPMSYamdagni, Payzant, et al., 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr3.6 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B
Δr3.70kcal/molTDAsEvans and Keesee, 1991gas phase; B
Δr3.30 ± 0.20kcal/molTDAsYamdagni, Payzant, et al., 1973gas phase; B

Bromine anion + Methyl Alcohol = (Bromine anion • Methyl Alcohol)

By formula: Br- + CH4O = (Br- • CH4O)

Quantity Value Units Method Reference Comment
Δr14.50 ± 0.10kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr13.9 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Δr17.6cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr8.00 ± 0.10kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr8.7 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B
Δr8.4 ± 2.0kcal/molIMRETanabe, Morgon, et al., 1996gas phase; Anchored to H2O..Br- of Hiraoka, Mizure, et al., 19882; B

C3H9Si+ + Methyl Alcohol = (C3H9Si+ • Methyl Alcohol)

By formula: C3H9Si+ + CH4O = (C3H9Si+ • CH4O)

Quantity Value Units Method Reference Comment
Δr39.2kcal/molPHPMSWojtyniak and Stone, 1986gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr29.7cal/mol*KN/AWojtyniak and Stone, 1986gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
25.3468.PHPMSWojtyniak and Stone, 1986gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated; M

Sodium ion (1+) + Methyl Alcohol = (Sodium ion (1+) • Methyl Alcohol)

By formula: Na+ + CH4O = (Na+ • CH4O)

Quantity Value Units Method Reference Comment
Δr23.2 ± 1.3kcal/molCIDCAmicangelo and Armentrout, 2001Anchor NH3=24.41; RCD
Δr21.9 ± 1.4kcal/molCIDTArmentrout and Rodgers, 2000RCD
Δr24.0 ± 0.2kcal/molHPMSHoyau, Norrman, et al., 1999RCD
Δr26.6 ± 0.2kcal/molHPMSGuo, Conklin, et al., 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr20500.cal/mol*KHPMSHoyau, Norrman, et al., 1999RCD
Δr24.3cal/mol*KHPMSGuo, Conklin, et al., 1989gas phase; M

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
17.3298.IMREMcMahon and Ohanessian, 2000Anchor alanine=39.89; RCD

(Chlorine anion • 4Methyl Alcohol) + Methyl Alcohol = (Chlorine anion • 5Methyl Alcohol)

By formula: (Cl- • 4CH4O) + CH4O = (Cl- • 5CH4O)

Quantity Value Units Method Reference Comment
Δr9.2 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B,M
Δr10.50 ± 0.50kcal/molN/AYamdagni, Payzant, et al., 1973gas phase; B,M
Quantity Value Units Method Reference Comment
Δr21.7cal/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Δr25.5cal/mol*KPHPMSYamdagni, Payzant, et al., 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr2.7 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B
Δr2.90 ± 0.10kcal/molTDAsYamdagni, Payzant, et al., 1973gas phase; B

Water + Propane, 2,2-dimethoxy- = 2Methyl Alcohol + Acetone

By formula: H2O + C5H12O2 = 2CH4O + C3H6O

Quantity Value Units Method Reference Comment
Δr4.86 ± 0.01kcal/molCmWiberg, Morgan, et al., 1994liquid phase; ALS
Δr4.88 ± 0.01kcal/molCmWiberg and Squires, 1979liquid phase; Heat of hydrolysis; ALS
Δr4.8836 ± 0.0067kcal/molCmWiberg and Squires, 1979, 2liquid phase; solvent: Water; Hydrolysis; ALS
Δr-3.95 ± 0.05kcal/molCmStern and Dorer, 1962liquid phase; Reanalyzed by Cox and Pilcher, 1970, Original value = 3.69 ± 0.05 kcal/mol; Heat of hydrolysis; ALS

(CH5O+ • Methyl Alcohol) + Methyl Alcohol = (CH5O+ • 2Methyl Alcohol)

By formula: (CH5O+ • CH4O) + CH4O = (CH5O+ • 2CH4O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity Value Units Method Reference Comment
Δr21.2kcal/molPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr21.0kcal/molPHPMSMeot-Ner(Mautner), 1986gas phase; M
Δr21.3kcal/molPHPMSGrimsrud and Kebarle, 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr27.0cal/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr25.8cal/mol*KPHPMSMeot-Ner(Mautner), 1986gas phase; M
Δr28.2cal/mol*KPHPMSGrimsrud and Kebarle, 1973gas phase; M

C5H11O- + Methyl Alcohol = (C5H11O- • Methyl Alcohol)

By formula: C5H11O- + CH4O = (C5H11O- • CH4O)

Quantity Value Units Method Reference Comment
Δr25.7 ± 2.9kcal/molN/ACaldwell, Rozeboom, et al., 1984gas 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
Δr17.0 ± 2.0kcal/molIMRECaldwell, Rozeboom, et al., 1984gas 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

C6H11S2- + Methyl Alcohol = (C6H11S2- • Methyl Alcohol)

By formula: C6H11S2- + CH4O = (C6H11S2- • CH4O)

Quantity Value Units Method Reference Comment
Δr21.9 ± 2.5kcal/molN/ACaldwell, Rozeboom, et al., 1984gas 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
Δr13.2 ± 1.6kcal/molIMRECaldwell, Rozeboom, et al., 1984gas 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

(Copper ion (1+) • Methyl Alcohol) + Methyl Alcohol = (Copper ion (1+) • 2Methyl Alcohol)

By formula: (Cu+ • CH4O) + CH4O = (Cu+ • 2CH4O)

Quantity Value Units Method Reference Comment
Δr13.8kcal/molHPMSEl-Shall, Schriver, et al., 1989gas phase; Entropy change calculated or estimated, Cu+ from laser desorption; M
Quantity Value Units Method Reference Comment
Δr25.cal/mol*KN/AEl-Shall, Schriver, et al., 1989gas phase; Entropy change calculated or estimated, Cu+ from laser desorption; M
Quantity Value Units Method Reference Comment
Δr6.3kcal/molHPMSEl-Shall, Schriver, et al., 1989gas phase; Entropy change calculated or estimated, Cu+ from laser desorption; M

(CH5O+ • 2Water • 3Methyl Alcohol) + Water = (CH5O+ • 3Water • 3Methyl Alcohol)

By formula: (CH5O+ • 2H2O • 3CH4O) + H2O = (CH5O+ • 3H2O • 3CH4O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr9.1kcal/molPHPMSMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr22.cal/mol*KN/AMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
3.1272.PHPMSMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M

(CH5O+ • 3Water • 2Methyl Alcohol) + Water = (CH5O+ • 4Water • 2Methyl Alcohol)

By formula: (CH5O+ • 3H2O • 2CH4O) + H2O = (CH5O+ • 4H2O • 2CH4O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr9.3kcal/molPHPMSMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr22.cal/mol*KN/AMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
3.2272.PHPMSMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M

(CH5O+ • 4Water • Methyl Alcohol) + Water = (CH5O+ • 5Water • Methyl Alcohol)

By formula: (CH5O+ • 4H2O • CH4O) + H2O = (CH5O+ • 5H2O • CH4O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr9.4kcal/molPHPMSMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr22.cal/mol*KN/AMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
3.5269.PHPMSMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M

(CH5O+ • Water) + Methyl Alcohol = (CH5O+ • Methyl Alcohol • Water)

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
Δr24.5kcal/molPHPMSMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr29.cal/mol*KN/AMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
11.6452.PHPMSMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M

C6H5NO2- + Methyl Alcohol = (C6H5NO2- • Methyl Alcohol)

By formula: C6H5NO2- + CH4O = (C6H5NO2- • CH4O)

Quantity Value Units Method Reference Comment
Δr15.10 ± 0.20kcal/molTDAsSieck, 1985gas phase; B,M
Quantity Value Units Method Reference Comment
Δr26.1cal/mol*KPHPMSSieck, 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr7.30 ± 0.40kcal/molTDAsSieck, 1985gas phase; B
Δr6.3 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
6.3343.PHPMSChowdhury, 1987gas phase; M

Copper ion (1+) + Methyl Alcohol = (Copper ion (1+) • Methyl Alcohol)

By formula: Cu+ + CH4O = (Cu+ • CH4O)

Quantity Value Units Method Reference Comment
Δr13.4kcal/molHPMSEl-Shall, Schriver, et al., 1989gas phase; Entropy change calculated or estimated, Cu+ from laser desorption; M
Quantity Value Units Method Reference Comment
Δr25.cal/mol*KN/AEl-Shall, Schriver, et al., 1989gas phase; Entropy change calculated or estimated, Cu+ from laser desorption; M
Quantity Value Units Method Reference Comment
Δr5.9kcal/molHPMSEl-Shall, Schriver, et al., 1989gas phase; Entropy change calculated or estimated, Cu+ from laser desorption; M

(Fluorine anion • Methyl Alcohol) + Methyl Alcohol = (Fluorine anion • 2Methyl Alcohol)

By formula: (F- • CH4O) + CH4O = (F- • 2CH4O)

Quantity Value Units Method Reference Comment
Δr20.30 ± 0.30kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr19.3 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Δr23.2cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr12.97kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr12.4 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Fluorine anion • 2Methyl Alcohol) + Methyl Alcohol = (Fluorine anion • 3Methyl Alcohol)

By formula: (F- • 2CH4O) + CH4O = (F- • 3CH4O)

Quantity Value Units Method Reference Comment
Δr15.10 ± 0.60kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr14.5 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Δr21.2cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr8.06kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr8.2 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Bromine anion • 2Methyl Alcohol) + Methyl Alcohol = (Bromine anion • 3Methyl Alcohol)

By formula: (Br- • 2CH4O) + CH4O = (Br- • 3CH4O)

Quantity Value Units Method Reference Comment
Δr9.50 ± 0.50kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr10.6 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Δr21.6cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr4.25kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr4.2 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Bromine anion • Methyl Alcohol) + Methyl Alcohol = (Bromine anion • 2Methyl Alcohol)

By formula: (Br- • CH4O) + CH4O = (Br- • 2CH4O)

Quantity Value Units Method Reference Comment
Δr12.00 ± 0.20kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr12.5 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Δr20.7cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr5.62kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr6.3 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Iodide • 2Methyl Alcohol) + Methyl Alcohol = (Iodide • 3Methyl Alcohol)

By formula: (I- • 2CH4O) + CH4O = (I- • 3CH4O)

Quantity Value Units Method Reference Comment
Δr7.70 ± 0.60kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr9.8 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Δr22.4cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr3.41kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr3.1 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Iodide • Methyl Alcohol) + Methyl Alcohol = (Iodide • 2Methyl Alcohol)

By formula: (I- • CH4O) + CH4O = (I- • 2CH4O)

Quantity Value Units Method Reference Comment
Δr9.50 ± 0.20kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr11.1 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Δr22.6cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr4.25kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr4.4 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Chlorine anion • 10Methyl Alcohol) + Methyl Alcohol = (Chlorine anion • 11Methyl Alcohol)

By formula: (Cl- • 10CH4O) + CH4O = (Cl- • 11CH4O)

Quantity Value Units Method Reference Comment
Δr7.3 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; Estimated entropy; single temperature measurement; B,M
Quantity Value Units Method Reference Comment
Δr20.cal/mol*KN/AHiraoka and Mizuse, 1987gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr1.3 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; Estimated entropy; single temperature measurement; B

(Sodium ion (1+) • Methyl Alcohol) + Methyl Alcohol = (Sodium ion (1+) • 2Methyl Alcohol)

By formula: (Na+ • CH4O) + CH4O = (Na+ • 2CH4O)

Quantity Value Units Method Reference Comment
Δr20.5 ± 1.4kcal/molCIDCAmicangelo and Armentrout, 2001Anchor NH3=24.41; RCD
Δr21.4 ± 1.6kcal/molCIDCAmicangelo and Armentrout, 2001Anchor NH3=24.41; RCD
Δr20.5 ± 1.6kcal/molCIDCAmicangelo and Armentrout, 2001Anchor NH3=24.41; RCD
Δr20.2 ± 0.2kcal/molHPMSGuo, Conklin, et al., 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr21.7cal/mol*KHPMSGuo, Conklin, et al., 1989gas phase; M

H4ClO2- + Methyl Alcohol + 2Water = CH8ClO3-

By formula: H4ClO2- + CH4O + 2H2O = CH8ClO3-

Quantity Value Units Method Reference Comment
Δr10.40 ± 0.20kcal/molTDAsEvans and Keesee, 1991gas phase; B
Δr11.40 ± 0.30kcal/molTDAsEvans and Keesee, 1991gas phase; For solvation by MeOH of core ion; B
Quantity Value Units Method Reference Comment
Δr5.80kcal/molTDAsEvans and Keesee, 1991gas phase; B
Δr6.00kcal/molTDAsEvans and Keesee, 1991gas phase; For solvation by MeOH of core ion; B

(CH5O+ • 2Methyl Alcohol) + Dimethyl ether = (CH5O+ • Dimethyl ether • 2Methyl Alcohol)

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
Δr17.2kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M
Quantity Value Units Method Reference Comment
Δr28.6cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M

(CH5O+ • 3Methyl Alcohol) + Dimethyl ether = (CH5O+ • Dimethyl ether • 3Methyl Alcohol)

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
Δr13.7kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M
Quantity Value Units Method Reference Comment
Δr30.8cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M

(CH5O+ • 2Methyl Alcohol) + Methyl Alcohol = (CH5O+ • 3Methyl Alcohol)

By formula: (CH5O+ • 2CH4O) + CH4O = (CH5O+ • 3CH4O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity Value Units Method Reference Comment
Δr14.0kcal/molPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr16.1kcal/molPHPMSGrimsrud and Kebarle, 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr24.0cal/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr28.9cal/mol*KPHPMSGrimsrud and Kebarle, 1973gas phase; M

(CH5O+ • 3Methyl Alcohol) + Methyl Alcohol = (CH5O+ • 4Methyl Alcohol)

By formula: (CH5O+ • 3CH4O) + CH4O = (CH5O+ • 4CH4O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity Value Units Method Reference Comment
Δr11.3kcal/molPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr13.5kcal/molPHPMSGrimsrud and Kebarle, 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr22.3cal/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr28.7cal/mol*KPHPMSGrimsrud and Kebarle, 1973gas phase; M

(CH5O+ • 4Methyl Alcohol) + Methyl Alcohol = (CH5O+ • 5Methyl Alcohol)

By formula: (CH5O+ • 4CH4O) + CH4O = (CH5O+ • 5CH4O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity Value Units Method Reference Comment
Δr10.2kcal/molPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr12.5kcal/molPHPMSGrimsrud and Kebarle, 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr23.5cal/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr31.1cal/mol*KPHPMSGrimsrud and Kebarle, 1973gas phase; M

(CH5O+ • Methyl Alcohol) + Dimethyl ether = (CH5O+ • Dimethyl ether • Methyl Alcohol)

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
Δr21.9kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M
Quantity Value Units Method Reference Comment
Δr25.2cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M

(CH5O+ • 5Methyl Alcohol) + Methyl Alcohol = (CH5O+ • 6Methyl Alcohol)

By formula: (CH5O+ • 5CH4O) + CH4O = (CH5O+ • 6CH4O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity Value Units Method Reference Comment
Δr9.3kcal/molPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr11.9kcal/molPHPMSGrimsrud and Kebarle, 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr23.5cal/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr32.9cal/mol*KPHPMSGrimsrud and Kebarle, 1973gas phase; M

(CH5O+ • 6Methyl Alcohol) + Methyl Alcohol = (CH5O+ • 7Methyl Alcohol)

By formula: (CH5O+ • 6CH4O) + CH4O = (CH5O+ • 7CH4O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity Value Units Method Reference Comment
Δr9.0kcal/molPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr12.0kcal/molPHPMSGrimsrud and Kebarle, 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr25.7cal/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr35.7cal/mol*KPHPMSGrimsrud and Kebarle, 1973gas phase; M

(Fluorine anion • 11Methyl Alcohol) + Methyl Alcohol = (Fluorine anion • 12Methyl Alcohol)

By formula: (F- • 11CH4O) + CH4O = (F- • 12CH4O)

Quantity Value Units Method Reference Comment
Δr8.5 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; Entropy estimated.; B,M
Quantity Value Units Method Reference Comment
Δr25.cal/mol*KN/AHiraoka and Yamabe, 1991gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr1.1 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; Entropy estimated.; B

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.

Evans and Keesee, 1991
Evans, D.H.; Keesee, R.G., Thermodynamics of Gas-Phase Mixed-Solvent Cluster Ions - Water and Methanol on K+ and Cl- and Comparison to Liquid Solutions, J. Phys. Chem., 1991, 95, 9, 3558, https://doi.org/10.1021/j100162a024 . [all data]

Hiraoka and Mizuse, 1987
Hiraoka, K.; Mizuse, S., Gas-Phase Solvation of Cl- with H2O, CH3OH, C2H4OH, i-C3H7OH, n-C3H7OH, and t-C4H9OH, Chem. Phys., 1987, 118, 3, 457, https://doi.org/10.1016/0301-0104(87)85078-4 . [all data]

Sieck, 1985
Sieck, L.W., Thermochemistry of Solvation of NO2- and C6H5NO2- by Polar Molecules in the Vapor Phase. Comparison with Cl- and Variation with Ligand Structure., J. Phys. Chem., 1985, 89, 25, 5552, https://doi.org/10.1021/j100271a049 . [all data]

Larson and McMahon, 1984
Larson, J.W.; McMahon, T.B., Gas phase negative ion chemistry of alkylchloroformates, Can. J. Chem., 1984, 62, 675. [all data]

French, Ikuta, et al., 1982
French, M.A.; Ikuta, S.; Kebarle, P., Hydrogen bonding of O-H and C-H hydrogen donors to Cl-. Results from mass spectrometric measurement of the ion-molecule equilibria RH + Cl- = RHCl-, Can. J. Chem., 1982, 60, 1907. [all data]

Yamdagni, Payzant, et al., 1973
Yamdagni, R.; Payzant, J.D.; Kebarle, P., Solvation of Cl- and O2- with H2O, CH3OH, and CH3CN in the gas phase, Can. J. Chem., 1973, 51, 2507. [all data]

Nee, Osterwalder, et al., 2006
Nee, M.J.; Osterwalder, A.; Zhou, J.; Neumark, D.M., Slow electron velocity-map imaging photoelectron spectra of the methoxide anion, J. Chem. Phys., 2006, 125, 1, 014306, https://doi.org/10.1063/1.2212411 . [all data]

Osborn, Leahy, et al., 1998
Osborn, D.L.; Leahy, D.J.; Kim, E.H.; deBeer, E.; Neumark, D.M., Photoelectron spectroscopy of CH3O- and CD3O-, Chem. Phys. Lett., 1998, 292, 4-6, 651-655, https://doi.org/10.1016/S0009-2614(98)00717-9 . [all data]

Bartmess, Scott, et al., 1979
Bartmess, J.E.; Scott, J.A.; McIver, R.T., Jr., The gas phase acidity scale from methanol to phenol, J. Am. Chem. Soc., 1979, 101, 6047. [all data]

Haas and Harrison, 1993
Haas, M.J.; Harrison, A.G., The Fragmentation of Proton-Bound Cluster Ions and the Gas-Phase Acidities of Alcohols, Int. J. Mass Spectrom. Ion Proc., 1993, 124, 2, 115, https://doi.org/10.1016/0168-1176(93)80003-W . [all data]

Meot-ner and Sieck, 1986
Meot-ner, M.; Sieck, L.W., Relative acidities of water and methanol, and the stabilities of the dimer adducts, J. Phys. Chem., 1986, 90, 6687. [all data]

Meot-Ner (Mautner), 1992
Meot-Ner (Mautner), M., Intermolecular Forces in Organic Clusters, J. Am. Chem. Soc., 1992, 114, 9, 3312, https://doi.org/10.1021/ja00035a024 . [all data]

Szulejko and McMahon, 1992
Szulejko, J.; McMahon, T.B., personal communication, 1992. [all data]

Meot-Ner(Mautner), 1986
Meot-Ner(Mautner), M., Comparative Stabilities of Cationic and Anionic Hydrogen-Bonded Networks. Mixed Clusters of Water-Methanol, J. Am. Chem. Soc., 1986, 108, 20, 6189, https://doi.org/10.1021/ja00280a014 . [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]

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]

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]

Paul and Kebarle, 1990
Paul, G.J.C.; Kebarle, P., Thermodynamics of the Association Reactions OH- - H2O = HOHOH- and CH3O- - CH3OH = CH3OHOCH3- in the Gas Phase, J. Phys. Chem., 1990, 94, 12, 5184, https://doi.org/10.1021/j100375a076 . [all data]

Caldwell, Rozeboom, et al., 1984
Caldwell, G.; Rozeboom, M.D.; Kiplinger, J.P.; Bartmess, J.E., Anion-alcohol hydrogen bond strengths in the gas phase, J. Am. Chem. Soc., 1984, 106, 4660. [all data]

Moylan, Dodd, et al., 1985
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Notes

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