Methyl Alcohol

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Reaction thermochemistry data

Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), Vibrational and/or electronic energy levels, Gas Chromatography, 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
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
Δr69. ± 10.kJ/molAVGN/AAverage of 8 values; Individual data points
Quantity Value Units Method Reference Comment
Δr94.6J/mol*KHPMSEvans and Keesee, 1991gas phase; M
Δr101.J/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Δr92.0J/mol*KPHPMSSieck, 1985gas phase; M
Δr95.8J/mol*KN/ALarson and McMahon, 1984gas phase; switching reaction(Cl-)t-C4H9OH, Entropy change calculated or estimated; French, Ikuta, et al., 1982; M
Δr61.9J/mol*KPHPMSYamdagni, Payzant, et al., 1973gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr42. ± 3.kJ/molAVGN/AAverage of 10 values; Individual data points

CH3O- + Hydrogen cation = Methyl Alcohol

By formula: CH3O- + H+ = CH4O

Quantity Value Units Method Reference Comment
Δr1597. ± 8.kJ/molAVGN/AAverage of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Δr1573.3 ± 2.6kJ/molH-TSNee, Osterwalder, et al., 2006gas phase; B
Δr1573.4 ± 2.3kJ/molH-TSOsborn, Leahy, et al., 1998gas phase; B
Δr1565. ± 8.4kJ/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
Δr1567. ± 8.8kJ/molH-TSHaas and Harrison, 1993gas phase; Both metastable and 50 eV collision energy.; B
Δr1569.4 ± 2.5kJ/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
Δr136.kJ/molPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr135.kJ/molPHPMSSzulejko and McMahon, 1992gas phase; M
Δr134.kJ/molPHPMSMeot-Ner(Mautner), 1986gas phase; M
Δr138.kJ/molPHPMSGrimsrud and Kebarle, 1973gas phase; M
Δr141.kJ/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
Δr121.J/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr122.J/mol*KPHPMSSzulejko and McMahon, 1992gas phase; M
Δr111.J/mol*KPHPMSMeot-Ner(Mautner), 1986gas phase; M
Δr128.J/mol*KPHPMSGrimsrud and Kebarle, 1973gas phase; M
Δr119.J/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
Δr105.kJ/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
Δr123. ± 4.2kJ/molTDAsPaul and Kebarle, 1990gas phase; B,M
Δr120.5 ± 1.3kJ/molTDAsMeot-ner and Sieck, 1986gas phase; B,M
Δr123. ± 10.kJ/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
Δr79.5 ± 8.4kJ/molN/AMoylan, Dodd, et al., 1985gas phase; B
Quantity Value Units Method Reference Comment
Δr133.J/mol*KPHPMSPaul and Kebarle, 1990gas phase; M
Δr112.J/mol*KPHPMSMeot-Ner(Mautner), 1986gas phase; n; M
Quantity Value Units Method Reference Comment
Δr84.94kJ/molIMREMustanir, Matsuoka, et al., 2006gas phase; B
Δr82.8 ± 4.2kJ/molTDAsPaul and Kebarle, 1990gas phase; B
Δr87.0 ± 2.1kJ/molTDAsMeot-ner and Sieck, 1986gas phase; B
Δr84.9 ± 6.7kJ/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° (kJ/mol) T (K) Method Reference Comment
79.9296.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
Δr107. ± 4.2kJ/molTDEqMeot-Ner and Sieck, 1986gas phase; B,M
Δr97.9 ± 9.2kJ/molCIDTDeTuri and Ervin, 1999gas phase; B
Δr109. ± 10.kJ/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
Δr117.J/mol*KN/AMeot-Ner and Sieck, 1986gas phase; Entropy change calculated or estimated; M
Δr123.J/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
Δr42.68kJ/molIMREMustanir, Matsuoka, et al., 2006gas phase; B
Δr71.5 ± 6.7kJ/molTDEqMeot-Ner and Sieck, 1986gas phase; B
Δr72.4 ± 6.7kJ/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
Δr114. ± 12.kJ/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
Δr107. ± 7.9kJ/molCIDTDeTuri and Ervin, 1999gas phase; B
Quantity Value Units Method Reference Comment
Δr123.J/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
Δr77.8 ± 8.4kJ/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° (kJ/mol) T (K) Method Reference Comment
56.1296.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
Δr59.0 ± 1.7kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr57.32 ± 0.84kJ/molTDAsEvans and Keesee, 1991gas phase; B,M
Δr59.0 ± 4.2kJ/molTDAsHiraoka and Mizuse, 1987gas phase; B,M
Δr54.4 ± 2.9kJ/molTDAsYamdagni, Payzant, et al., 1973gas phase; B,M
Quantity Value Units Method Reference Comment
Δr101.J/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Δr92.0J/mol*KHPMSEvans and Keesee, 1991gas phase; M
Δr81.2J/mol*KPHPMSYamdagni, Payzant, et al., 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr30.5kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr29.7kJ/molTDAsEvans and Keesee, 1991gas phase; B
Δr28. ± 4.2kJ/molTDAsHiraoka and Mizuse, 1987gas phase; B
Δr30.1 ± 1.7kJ/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
Δr48.12 ± 0.84kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr45.2 ± 1.3kJ/molTDAsEvans and Keesee, 1991gas phase; B,M
Δr49.4 ± 4.2kJ/molTDAsHiraoka and Mizuse, 1987gas phase; B,M
Δr51.5 ± 2.5kJ/molN/AYamdagni, Payzant, et al., 1973gas phase; B,M
Quantity Value Units Method Reference Comment
Δr95.8J/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Δr95.0J/mol*KHPMSEvans and Keesee, 1991gas phase; M
Δr98.7J/mol*KPHPMSYamdagni, Payzant, et al., 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr21.2kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr16.7kJ/molTDAsEvans and Keesee, 1991gas phase; B
Δr21. ± 4.2kJ/molTDAsHiraoka and Mizuse, 1987gas phase; B
Δr21.8 ± 1.3kJ/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
Δr90.0 ± 8.4kJ/molIMREChabinyc and Brauman, 1999gas phase; B
Δr90. ± 12.kJ/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
Δr123.J/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
Δr46.0 ± 8.4kJ/molIMREChabinyc and Brauman, 1999gas phase; B
Δr53.1 ± 8.4kJ/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
Δr65.7 ± 3.3kJ/molTDAsLarson, Szulejko, et al., 1988gas phase; B,M
Δr69.5 ± 4.2kJ/molTDAsMeot-ner, 1988gas phase; B
Δr69. ± 15.kJ/molIMRELarson and McMahon, 1987gas phase; B,M
Quantity Value Units Method Reference Comment
Δr96.J/mol*KPHPMSLarson, Szulejko, et al., 1988gas phase; M
Δr102.J/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
Δr36.8 ± 0.84kJ/molTDAsLarson, Szulejko, et al., 1988gas phase; B
Δr43.5 ± 4.2kJ/molTDAsMeot-ner, 1988gas phase; B
Δr38. ± 9.6kJ/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
Δr154. ± 7.9kJ/molCIDTRodgers and Armentrout, 2000RCD
Δr159.kJ/molICRWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H20, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 interpolated; M
Δr160.kJ/molICRStaley and Beauchamp, 1975gas phase; switching reaction(Li+)H2O, from graph; Dzidic and Kebarle, 1970 extrapolated; M
Quantity Value Units Method Reference Comment
Δr110.J/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
Δr127.kJ/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
Δr49.79 ± 0.84kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr47.3 ± 4.2kJ/molTDAsCaldwell and Kebarle, 1984gas phase; B,M
Δr46.9kJ/molPHPMSHiraoka and Yamabe, 1991gas phase; M
Δr46.kJ/molPHPMSCaldwell, Masucci, et al., 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr71.5J/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Δr74.5J/mol*KPHPMSCaldwell and Kebarle, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr24.1kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr25. ± 4.2kJ/molTDAsCaldwell and Kebarle, 1984gas phase; B
Δr24. ± 8.4kJ/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
Δr127.kJ/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
Δr113.J/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
Δr93.3kJ/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
Δr124.kJ/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
Δr111.J/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
Δr90.8kJ/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
Δr113. ± 12.kJ/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
Δr123.J/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
Δr76.1 ± 8.4kJ/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
Δr124. ± 8.4kJ/molIMRELarson and McMahon, 1983gas phase; B,M
Δr123. ± 9.2kJ/molCIDTDeTuri and Ervin, 1999gas phase; B
Δr97.5 ± 8.4kJ/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Δr105.J/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Δr94.6J/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
Δr95.4 ± 8.4kJ/molIMRELarson and McMahon, 1983gas phase; B,M
Δr66.1 ± 8.4kJ/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
Δr43.9 ± 4.2kJ/molTDAsHiraoka and Mizuse, 1987gas phase; B,M
Δr43.93kJ/molTDAsEvans and Keesee, 1991gas phase; B
Δr46.9 ± 2.5kJ/molTDAsYamdagni, Payzant, et al., 1973gas phase; B,M
Quantity Value Units Method Reference Comment
Δr95.8J/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Δr110.J/mol*KPHPMSYamdagni, Payzant, et al., 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr15. ± 4.2kJ/molTDAsHiraoka and Mizuse, 1987gas phase; B
Δr15.5kJ/molTDAsEvans and Keesee, 1991gas phase; B
Δr13.8 ± 0.84kJ/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
Δr60.67 ± 0.42kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr58.2 ± 4.2kJ/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Δr73.6J/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr33.5 ± 0.42kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr36. ± 8.4kJ/molTDAsHiraoka and Yamabe, 1991gas phase; B
Δr35. ± 8.4kJ/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
Δr164.kJ/molPHPMSWojtyniak and Stone, 1986gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr124.J/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° (kJ/mol) T (K) Method Reference Comment
106.468.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
Δr97.1 ± 5.4kJ/molCIDCAmicangelo and Armentrout, 2001Anchor NH3=24.41; RCD
Δr91.6 ± 5.9kJ/molCIDTArmentrout and Rodgers, 2000RCD
Δr100. ± 0.8kJ/molHPMSHoyau, Norrman, et al., 1999RCD
Δr111. ± 0.8kJ/molHPMSGuo, Conklin, et al., 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr85800.J/mol*KHPMSHoyau, Norrman, et al., 1999RCD
Δr102.J/mol*KHPMSGuo, Conklin, et al., 1989gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
72.4298.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
Δr38. ± 4.2kJ/molTDAsHiraoka and Mizuse, 1987gas phase; B,M
Δr43.9 ± 2.1kJ/molN/AYamdagni, Payzant, et al., 1973gas phase; B,M
Quantity Value Units Method Reference Comment
Δr90.8J/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Δr107.J/mol*KPHPMSYamdagni, Payzant, et al., 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr11. ± 4.2kJ/molTDAsHiraoka and Mizuse, 1987gas phase; B
Δr12.1 ± 0.42kJ/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
Δr20.3 ± 0.04kJ/molCmWiberg, Morgan, et al., 1994liquid phase; ALS
Δr20.43 ± 0.04kJ/molCmWiberg and Squires, 1979liquid phase; Heat of hydrolysis; ALS
Δr20.433 ± 0.028kJ/molCmWiberg and Squires, 1979, 2liquid phase; solvent: Water; Hydrolysis; ALS
Δr-16.5 ± 0.2kJ/molCmStern and Dorer, 1962liquid phase; Reanalyzed by Cox and Pilcher, 1970, Original value = 15.4 ± 0.2 kJ/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
Δr88.7kJ/molPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr87.9kJ/molPHPMSMeot-Ner(Mautner), 1986gas phase; M
Δr89.1kJ/molPHPMSGrimsrud and Kebarle, 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr113.J/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr108.J/mol*KPHPMSMeot-Ner(Mautner), 1986gas phase; M
Δr118.J/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
Δr108. ± 12.kJ/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
Δr71.1 ± 8.4kJ/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
Δr92. ± 10.kJ/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
Δr55.2 ± 6.7kJ/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
Δr57.7kJ/molHPMSEl-Shall, Schriver, et al., 1989gas phase; Entropy change calculated or estimated, Cu+ from laser desorption; M
Quantity Value Units Method Reference Comment
Δr100.J/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
Δr26.kJ/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
Δr38.kJ/molPHPMSMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr92.J/mol*KN/AMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
13.272.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
Δr39.kJ/molPHPMSMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr92.J/mol*KN/AMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
13.272.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
Δr39.kJ/molPHPMSMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr92.J/mol*KN/AMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
15.269.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
Δr103.kJ/molPHPMSMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr120.J/mol*KN/AMeot-Ner(Mautner), 1986gas phase; n, Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
48.5452.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
Δr63.18 ± 0.84kJ/molTDAsSieck, 1985gas phase; B,M
Quantity Value Units Method Reference Comment
Δr109.J/mol*KPHPMSSieck, 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr30.5 ± 1.7kJ/molTDAsSieck, 1985gas phase; B
Δr26. ± 6.7kJ/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
26.343.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
Δr56.1kJ/molHPMSEl-Shall, Schriver, et al., 1989gas phase; Entropy change calculated or estimated, Cu+ from laser desorption; M
Quantity Value Units Method Reference Comment
Δr100.J/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
Δr25.kJ/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
Δr84.9 ± 1.3kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr80.8 ± 4.2kJ/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Δr97.1J/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr54.27kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr51.9 ± 8.4kJ/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
Δr63.2 ± 2.5kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr60.7 ± 4.2kJ/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Δr88.7J/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr33.7kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr34. ± 8.4kJ/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
Δr39.7 ± 2.1kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr44.4 ± 4.2kJ/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Δr90.4J/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr17.8kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr18. ± 8.4kJ/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
Δr50.21 ± 0.84kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr52.3 ± 4.2kJ/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Δr86.6J/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr23.5kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr26. ± 8.4kJ/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
Δr32.2 ± 2.5kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr41. ± 4.2kJ/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Δr93.7J/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr14.3kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr13. ± 8.4kJ/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
Δr39.7 ± 0.84kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr46.4 ± 4.2kJ/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Δr94.6J/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr17.8kJ/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr18. ± 8.4kJ/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
Δr31. ± 4.2kJ/molTDAsHiraoka and Mizuse, 1987gas phase; Estimated entropy; single temperature measurement; B,M
Quantity Value Units Method Reference Comment
Δr84.J/mol*KN/AHiraoka and Mizuse, 1987gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr5.4 ± 4.2kJ/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
Δr85.8 ± 5.9kJ/molCIDCAmicangelo and Armentrout, 2001Anchor NH3=24.41; RCD
Δr89.5 ± 6.7kJ/molCIDCAmicangelo and Armentrout, 2001Anchor NH3=24.41; RCD
Δr85.8 ± 6.7kJ/molCIDCAmicangelo and Armentrout, 2001Anchor NH3=24.41; RCD
Δr84.5 ± 0.8kJ/molHPMSGuo, Conklin, et al., 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr90.8J/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
Δr43.51 ± 0.84kJ/molTDAsEvans and Keesee, 1991gas phase; B
Δr47.7 ± 1.3kJ/molTDAsEvans and Keesee, 1991gas phase; For solvation by MeOH of core ion; B
Quantity Value Units Method Reference Comment
Δr24.3kJ/molTDAsEvans and Keesee, 1991gas phase; B
Δr25.1kJ/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
Δr72.0kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M
Quantity Value Units Method Reference Comment
Δr120.J/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
Δr57.3kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M
Quantity Value Units Method Reference Comment
Δr129.J/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
Δr58.6kJ/molPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr67.4kJ/molPHPMSGrimsrud and Kebarle, 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr121.J/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
Δr47.3kJ/molPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr56.5kJ/molPHPMSGrimsrud and Kebarle, 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr93.3J/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr120.J/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
Δr42.7kJ/molPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr52.3kJ/molPHPMSGrimsrud and Kebarle, 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr98.3J/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr130.J/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
Δr91.6kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M
Quantity Value Units Method Reference Comment
Δr105.J/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
Δr39.kJ/molPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr49.8kJ/molPHPMSGrimsrud and Kebarle, 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr98.3J/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr138.J/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
Δr38.kJ/molPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr50.2kJ/molPHPMSGrimsrud and Kebarle, 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr108.J/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr149.J/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
Δr36. ± 4.2kJ/molTDAsHiraoka and Yamabe, 1991gas phase; Entropy estimated.; B,M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KN/AHiraoka and Yamabe, 1991gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr4.6 ± 8.4kJ/molTDAsHiraoka and Yamabe, 1991gas phase; Entropy estimated.; B

Gas phase ion energetics data

Go To: Top, Reaction thermochemistry data, Mass spectrum (electron ionization), Vibrational and/or electronic energy levels, Gas Chromatography, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias

Data compiled as indicated in comments:
B - John E. Bartmess
LL - Sharon G. Lias and Joel F. Liebman
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to CH4O+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)10.84 ± 0.01eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)754.3kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity724.5kJ/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
10.85 ± 0.03PITao, Klemm, et al., 1992LL
10.82 ± 0.05EIHolmes and Lossing, 1991LL
10.84 ± 0.07EIBowen and Maccoll, 1984LBLHLM
10.9EIMishchanchuk, Pokrovskii, et al., 1982LBLHLM
10.84 ± 0.08EIAllam, Migahed, et al., 1982LBLHLM
10.90 ± 0.03EISahini, Constantin, et al., 1978LLK
10.85 ± 0.01PIBerkowitz, 1978LLK
10.846 ± 0.002PEMacNeil and Dixon, 1977LLK
10.90 ± 0.12EIFinney and Harrison, 1972LLK
10.83 ± 0.03PIWarneck, 1971LLK
10.85 ± 0.02PECocksey, Eland, et al., 1971LLK
10.85PEBaker, Betteridge, et al., 1971LLK
10.85PEBaker, Betteridge, et al., 1971LLK
10.829 ± 0.015PIOmura, Kaneko, et al., 1969RDSH
10.85EILifshitz, Shapiro, et al., 1969RDSH
10.83PEDewar and Worley, 1969RDSH
10.84 ± 0.02PIRefaey and Chupka, 1968RDSH
10.85CICermak, 1968RDSH
10.83PEAl-Joboury and Turner, 1964RDSH
10.85 ± 0.02PIWatanabe, 1954RDSH
10.96EIVorob'ev, Furlei, et al., 1989Vertical value; LL
11.0PEVon Niessen, Bieri, et al., 1980Vertical value; LLK
10.95PEUtsunomiya, Kobayashi, et al., 1980Vertical value; LLK
10.95PEKobayashi, 1978Vertical value; LLK
10.86PEBenoit and Harrison, 1977Vertical value; LLK
10.97 ± 0.03PEPeel and Willett, 1975Vertical value; LLK
10.96PERobin and Kuebler, 1973Vertical value; LLK
10.95PEOgata, Onizuka, et al., 1973Vertical value; LLK
10.94PEKatsumata, Iwai, et al., 1973Vertical value; LLK
10.95PEOgata, Onizuka, et al., 1972Vertical value; LLK
10.96PEBaker, Betteridge, et al., 1971Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
CH+22.31 ± 0.09?EIReed and Snedden, 1956RDSH
CHO+13.06 ± 0.10H2+HPIWarneck, 1971LLK
CHO+14.0 ± 0.2H2+HEILifshitz, Shapiro, et al., 1969RDSH
CH2+14.05 ± 0.05H2OPIWarneck, 1971LLK
CH2+15.3H2OEIHaney and Franklin, 1968RDSH
CH2O+10.9H2EIMishchanchuk, Pokrovskii, et al., 1982LBLHLM
CH2O+12.05 ± 0.12H2PIWarneck, 1971LLK
CH2O+12.45H2PIRefaey and Chupka, 1968RDSH
CH3+13.82 ± 0.04OHPIWarneck, 1971LLK
CH3+13.5OHEIFriedman, Long, et al., 1957RDSH
CH3O+11.67 ± 0.09HEIBowen and Maccoll, 1984LBLHLM
CH3O+10.4HEIMishchanchuk, Pokrovskii, et al., 1982LBLHLM
CH3O+11.85 ± 0.08HEIAllam, Migahed, et al., 1982LBLHLM
CH3O+11.88 ± 0.05HEISelim and Helal, 1981LLK
CH3O+11.69HEILossing, 1977LLK
CH3O+11.76 ± 0.11HEIFinney and Harrison, 1972LLK
CH3O+11.55 ± 0.03HPIWarneck, 1971LLK
CH3O+11.66 ± 0.04HPIOmura, Kaneko, et al., 1969RDSH
CH3O+11.67HEILifshitz, Shapiro, et al., 1969RDSH
CH3O+11.67 ± 0.03HPIRefaey and Chupka, 1968RDSH
CH3O+[CH2OH+]11.649 ± 0.003HPIBerkowitz, Ellison, et al., 1994Unpublished results of B. Ruscic and J. Berkowitz; LL
CO+13.72H2EIFriedman, Long, et al., 1957RDSH
CO+14.31 ± 0.052H2EIFriedland and Strakna, 1956RDSH

De-protonation reactions

CH3O- + Hydrogen cation = Methyl Alcohol

By formula: CH3O- + H+ = CH4O

Quantity Value Units Method Reference Comment
Δr1597. ± 8.kJ/molAVGN/AAverage of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Δr1573.3 ± 2.6kJ/molH-TSNee, Osterwalder, et al., 2006gas phase; B
Δr1573.4 ± 2.3kJ/molH-TSOsborn, Leahy, et al., 1998gas phase; B
Δr1565. ± 8.4kJ/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
Δr1567. ± 8.8kJ/molH-TSHaas and Harrison, 1993gas phase; Both metastable and 50 eV collision energy.; B
Δr1569.4 ± 2.5kJ/molTDEqMeot-ner and Sieck, 1986gas phase; Experimental entropy: 21.5 eu, 0.6 less than H2O; B

Mass spectrum (electron ionization)

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Vibrational and/or electronic energy levels, Gas Chromatography, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Japan AIST/NIMC Database- Spectrum MS-NW- 72
NIST MS number 229809

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Vibrational and/or electronic energy levels

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Takehiko Shimanouchi

Gas     Symmetry:   Cs     Symmetry Number σ = 1


 Sym.   No   Approximate   Selected Freq.  Infrared   Raman   Comments 
 Species   type of mode   Value   Rating   Value  Phase  Value  Phase

a' 1 OH str 3681  A 3681 M gas
a' 2 CH3 d-str 3000  C 3000 M gas
a' 3 CH3 s-str 2844  A 2844 S gas
a' 4 CH3 d-deform 1477  B 1477 M gas OV10)
a' 5 CH3 s-deform 1455  A 1455 M gas
a' 6 OH bend 1345  B 1345 S gas
a' 7 CH3 rock 1060  D 1060 W gas OV8)
a' 8 CO str 1033  A 1033 VS gas 1032 gas
a 9 CH3 d-str 2960  C 2960 S gas 2955 gas
a 10 CH3 d-deform 1477  B 1477 M gas OV4)
a 11 CH3 rock 1165  C 1165 liq.
a 12 Torsion 295  A 80~300 gas ?/? Value of ν12 is undefined because of large coupling between internal & overall rotations.
a 12 Torsion 200  E 80~300 gas ?/? Value of ν12 is undefined because of large coupling between internal & overall rotations.

Source: Shimanouchi, 1972

Liquid     Symmetry:   Cs     Symmetry Number σ = 1


 Sym.   No   Approximate   Selected Freq.  Infrared   Raman   Comments 
 Species   type of mode   Value   Rating   Value  Phase  Value  Phase

a' 1 OH str 3328  D 3328 vb liq. 3270-3480 liq.
a' 2 CH3 d-str 2980  C 2980 M liq. 2993 liq.
a' 3 CH3 s-str 2834  C 2834 S liq. 2834 liq.
a' 4 CH3 d-deform 1480  C 1480 M liq. 1464 liq. OV10)
a' 5 CH3 s-deform 1450  C 1450 M liq.
a' 6 OH bend 1418  C 1418 M b liq.
a' 7 CH3 rock 1115  C 1115 M liq. 1107 liq.
a' 8 CO str 1030  C 1030 VS liq. 1033 liq.
a 9 CH3 d-str 2946  C 2946 S liq. 2940 liq.
a 10 CH3 d-deform 1480  C 1480 M liq. 1464 liq. OV4)
a 11 CH3 rock 1165  C 1165 liq.
a 12 Torsion 655  D 655 vb liq.

Source: Shimanouchi, 1972

Notes

VSVery strong
SStrong
MMedium
WWeak
bBroad
vbVery broad
OVOverlapped by band indicated in parentheses.
A0~1 cm-1 uncertainty
B1~3 cm-1 uncertainty
C3~6 cm-1 uncertainty
D6~15 cm-1 uncertainty
E15~30 cm-1 uncertainty

Gas Chromatography

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Vibrational and/or electronic energy levels, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Kovats' RI, non-polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillarySE-30140.340.Haken and Korhonen, 1985Column length: 25. m; Column diameter: 0.33 mm
PackedSE-30100.384.Winskowski, 1983Gaschrom Q; Column length: 2. m
PackedSE-30150.356.Haken, Nguyen, et al., 1979Celatom AW silanized; Column length: 3.7 m
PackedApiezon L120.336.Bogoslovsky, Anvaer, et al., 1978Celite 545
PackedSE-30100.373.Pías and Gascó, 1975Ar, Chromosorb W AW DMCS HP (80-100 mesh); Column length: 1. m
PackedApiezon L100.355.Brown, Chapman, et al., 1968N2, DCMS-treated Chromosorb W; Column length: 2.3 m
PackedSE-3080.330.Viani, Müggler-Chavan, et al., 1965He, Chromosorb P; Column length: 6. m

Kovats' RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillaryPetrocol DH-100380.Haagen-Smit Laboratory, 1997He; Column length: 100. m; Column diameter: 0.2 mm; Program: 5C(10min) => 5C/min => 50C(48min) => 1.5C/min => 195C(91min)

Kovats' RI, polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillaryOV-351100.917.Haken and Korhonen, 1985N2; Column length: 25. m; Column diameter: 0.32 mm
CapillaryOV-35180.891.Haken and Korhonen, 1985N2; Column length: 25. m; Column diameter: 0.32 mm
PackedPEG-2000152.860.Anderson, Jurel, et al., 1973He, Celite 545 (44-60 mesh); Column length: 3. m
PackedPEG-2000179.881.Anderson, Jurel, et al., 1973He, Celite 545 (44-60 mesh); Column length: 3. m
PackedCarbowax 20M100.892.Zarazir, Chovin, et al., 1970Chromosorb W; Column length: 2. m
PackedPolyethylene Glycol 4000100.904.Bonastre and Grenier, 1968Chromosorb P; Column length: 6. m
PackedPolyethylene Glycol 4000120.897.Bonastre and Grenier, 1968Chromosorb P; Column length: 6. m
PackedPolyethylene Glycol 4000140.886.Bonastre and Grenier, 1968Chromosorb P; Column length: 6. m
PackedPolyethylene Glycol 400080.914.Bonastre and Grenier, 1968Chromosorb P; Column length: 6. m

Kovats' RI, polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryCBP-20899.Shimadzu, 200325. m/0.2 mm/0.25 μm, He, 50. C @ 5. min, 4. K/min; Tend: 200. C
CapillaryDB-Wax888.Shimoda and Shibamoto, 1990He, 40. C @ 6. min, 3. K/min; Column length: 60. m; Column diameter: 0.25 mm; Tend: 190. C

Kovats' RI, polar column, custom temperature program

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Column type Active phase I Reference Comment
PackedCarbowax 20M869.Kevei and Kozma, 1976Chromosorb; Program: not specified

Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryPetrocol DH372.7Censullo, Jones, et al., 200350. m/0.25 mm/0.5 μm, He, 35. C @ 10. min, 3. K/min, 200. C @ 10. min
CapillaryPetrocol DH378.2Censullo, Jones, et al., 200350. m/0.25 mm/0.5 μm, He, 35. C @ 10. min, 3. K/min, 200. C @ 10. min
CapillarySE-30400.0Golovnya, Kuz'menko, et al., 200025. m/0.32 mm/1. μm, He, 4. K/min; Tstart: 60. C
CapillarySE-30400.0Golovnya, Kuz'menko, et al., 2000, 225. m/0.32 mm/1. μm, He, 4. K/min; Tstart: 60. C
CapillaryDB-1361.Bartelt, 199730. m/0.32 mm/5. μm, He, 35. C @ 1. min, 10. K/min; Tend: 270. C

Van Den Dool and Kratz RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
PackedSE-30368.Peng, Ding, et al., 1988Supelcoport; Chromosorb; Column length: 3.05 m; Program: 40C(5min) => 10C/min => 200C or 250C (60min)

Van Den Dool and Kratz RI, polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryCarbowax910.4Censullo, Jones, et al., 200360. m/0.25 mm/0.5 μm, He, 50. C @ 10. min, 5. K/min, 250. C @ 10. min
CapillaryFFAP916.Ott, Fay, et al., 199730. m/0.25 mm/0.25 μm, He, 20. C @ 1. min, 4. K/min, 200. C @ 1. min
PackedCarbowax 20M866.van den Dool and Kratz, 1963Celite 545, 4.6 K/min; Tstart: 75. C; Tend: 228. C

Normal alkane RI, non-polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillaryDB-160.382.Shimadzu, 2003, 260. m/0.32 mm/1. μm, He
PackedSqualane100.338.Vernon, 1971N2
PackedDC-400150.370.Anderson, 1968Helium, Gas-Pak (60-80 mesh); Column length: 3.0 m
PackedSqualane125.348.Cremer and Nonn, 1964H2, Chromosorb W (80-100 mesh); Column length: 3. m

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryPolydimethyl siloxane: CP-Sil 5 CB395.Bramston-Cook, 201360. m/0.25 mm/1.0 μm, Helium, 45. C @ 1.45 min, 3.6 K/min, 210. C @ 2.72 min
CapillaryPetrocol DH379.Supelco, 2012100. m/0.25 mm/0.50 μm, Helium, 20. C @ 15. min, 15. K/min, 220. C @ 30. min
CapillaryHP-5367.5Leffingwell and Alford, 200560. m/0.32 mm/0.25 μm, He, 30. C @ 2. min, 2. K/min, 260. C @ 28. min
CapillaryOV-101381.Zenkevich, 200525. m/0.20 mm/0.10 μm, N2/He, 6. K/min; Tstart: 50. C; Tend: 250. C
CapillaryBP-1370.Health Safety Executive, 200050. m/0.22 mm/0.75 μm, He, 5. K/min; Tstart: 50. C; Tend: 200. C
CapillaryDB-5MS353.5Shoenmakers, Oomen, et al., 200030. m/0.25 mm/0.25 μm, He, 40. C @ 1. min, 3. K/min; Tend: 250. C

Normal alkane RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillaryHP-5 MS381.Kotowska, Zalikowski, et al., 201230. m/0.25 mm/0.25 μm, Helium; Program: not specified
CapillaryMethyl Silicone373.Chen and Feng, 2007Program: not specified
CapillaryMethyl Silicone373.Kou, Zhang, et al., 2006Program: not specified
CapillaryMethyl Silicone408.Blunden, Aneja, et al., 200560. m/0.32 mm/1.0 μm, Helium; Program: -50 0C (2 min) 8 0C/min -> 200 0C (7.75 min) 25 0C -> 225 0C (8 min)
CapillaryMethyl Silicone373.Fu and Wang, 2004Program: not specified
CapillaryMethyl Silicone362.N/AProgram: not specified
CapillaryPolydimethyl siloxanes381.Zenkevich, 2001Program: not specified
CapillaryPolydimethyl siloxanes381.Zenkevich, 2001, 2Program: not specified
CapillaryMethyl Silicone381.Zenkevich, 1999Program: not specified
CapillarySPB-1353.Flanagan, Streete, et al., 199760. m/0.53 mm/5. μm, He; Program: 40C(6min) => 5C/min => 80C => 10C/min => 200C
CapillaryPolydimethyl siloxanes381.Zenkevich and Chupalov, 1996Program: not specified
CapillaryMethyl Silicone381.Zenkevich, Korolenko, et al., 1995Program: not specified
CapillaryDB-1348.Schuberth, 199430. m/0.25 mm/1. μm, He; Program: 40C (4min) => 10C/min => 200C => 50C/min => 250C
CapillarySPB-1353.Strete, Ruprah, et al., 199260. m/0.53 mm/5.0 μm, Helium; Program: 40 0C (6 min) 5 0C/min -> 80 0C 10 0C/min -> 200 0C
CapillarySPB-1391.Strete, Ruprah, et al., 199260. m/0.53 mm/5.0 μm, Helium; Program: not specified
CapillaryCP Sil 8 CB404.Weller and Wolf, 198940. m/0.25 mm/0.25 μm, He; Program: 30 0C (1 min) 15 0C/min -> 45 0C 3 0C/min -> 120 0C
CapillaryOV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc.384.Waggott and Davies, 1984Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified

Normal alkane RI, polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillaryCarbowax 20M100.892.Sun, Siepmann, et al., 200630. m/0.25 mm/0.25 μm, Helium
CapillaryCarbowax 20M60.899.Sun, Siepmann, et al., 200630. m/0.25 mm/0.25 μm, Helium
CapillaryCarbowax 20M80.895.Sun, Siepmann, et al., 200630. m/0.25 mm/0.25 μm, Helium
CapillaryDB-Wax60.921.Shimadzu, 2003, 250. m/0.32 mm/1. μm, He

Normal alkane RI, polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-Wax911.Shimadzu, 201230. m/0.32 mm/0.50 μm, Helium, 4. K/min; Tstart: 40. C; Tend: 260. C
CapillaryDB-Wax907.Chida, Sone, et al., 200460. m/0.25 mm/0.5 μm, 35. C @ 5. min, 4. K/min, 240. C @ 10. min
CapillaryDB-Wax911.Shimadzu Corporation, 200330. m/0.32 mm/0.5 μm, He, 4. K/min; Tstart: 40. C; Tend: 260. C
CapillaryDB-Wax903.Tanaka, Yamauchi, et al., 200330. m/0.25 mm/0.25 μm, 30. C @ 1. min, 4. K/min; Tend: 250. C
CapillaryDB-Wax905.Tanaka, Yamauchi, et al., 200330. m/0.25 mm/0.25 μm, 30. C @ 1. min, 4. K/min; Tend: 250. C
CapillaryTC-Wax898.Suhardi, Suzuki, et al., 200260. m/0.25 mm/0.25 μm, He, 40. C @ 10. min, 3. K/min, 230. C @ 10. min
CapillaryDB-Wax905.Duque, Bonilla, et al., 200130. m/0.25 mm/0.25 μm, Helium, 4. K/min, 220. C @ 30. min; Tstart: 25. C

Normal alkane RI, polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillaryCarbowax 20M920.Vinogradov, 2004Program: not specified
CapillaryPolyethylene Glycol897.Zenkevich, Korolenko, et al., 1995Program: not specified
CapillaryDB-Wax909.Peng, Yang, et al., 1991Program: not specified
CapillaryCarbowax 400, Carbowax 20M, Carbowax 1540, Carbowax 4000, Superox 06, PEG 20M, etc.907.Waggott and Davies, 1984Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified
CapillaryCarbowax 400, Carbowax 20M, Carbowax 1540, Carbowax 4000, Superox 06, PEG 20M, etc.920.Waggott and Davies, 1984Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified
CapillaryCarbowax 20M883.Ramsey and Flanagan, 1982Program: not specified

References

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Vibrational and/or electronic energy levels, Gas Chromatography, 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]

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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
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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
Moylan, C.R.; Dodd, J.A.; Brauman, J.I., Electron photodetachment spectroscopy of Sslvated anions. A probe of structure and energetics, Chem. Phys. Lett., 1985, 118, 38. [all data]

Mustanir, Matsuoka, et al., 2006
Mustanir; Matsuoka, M.; Mishima, M.; Koch, H., Stability of complexes of phenylacetylides and benzyl alkoxides with methanol in the gas phase. Acid-base correlation in the ionic hydrogen-bond strength, Bull. Chem. Soc. Japan, 2006, 79, 7, 1118-1125, https://doi.org/10.1246/bcsj.79.1118 . [all data]

MacKay and Bohme, 1978
MacKay, G.I.; Bohme, D.K., Proton-Transfer Reactions in Nitromethane at 297K, Int. J. Mass Spectrom. Ion Phys., 1978, 26, 4, 327, https://doi.org/10.1016/0020-7381(78)80052-7 . [all data]

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Meot-Ner, M.; Sieck, L.W., The ionic hydrogen bond and ion solvation. 5. OH...O- bonds. Gas phase solvation and clustering of alkoxide and carboxylate anions, J. Am. Chem. Soc., 1986, 108, 7525. [all data]

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DeTuri, V.F.; Ervin, K.M., Competitive threshold collision-induced dissociation: Gas-phase acidities and bond dissociation energies for a series of alcohols, J. Phys. Chem. A, 1999, 103, 35, 6911-6920, https://doi.org/10.1021/jp991459m . [all data]

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Mackay, G.I.; Rakshit, A.B.; Bohme, D.K., An Experimental Study of the Reactivity and Relative Basicity of the Methoxide Anion in the Gas Phase at Room Temperature, and their Perturbation by Methanol Solvent, Can. J. Chem., 1982, 60, 20, 2594, https://doi.org/10.1139/v82-373 . [all data]

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Caldwell, G.; Kebarle, P., Mobility of Gaseous Ions in Weak Electric Fields in Unpublished results, 1986. [all data]

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Bogdanov, B.; Peschke, M.; Tonner, D.S.; Szulejko, J.E.; McMahon, T.B., Stepwise solvation of halides by alcohol molecules in the gas phase, Int. J. Mass Spectrom., 1999, 187, 707-725, https://doi.org/10.1016/S1387-3806(98)14180-5 . [all data]

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Chabinyc, M.L.; Brauman, J.I., Hydrogen bond strength and acidity. Structural and energetic correlations for acetylides and alcohols, J. Phys. Chem. A, 1999, 103, 46, 9163-9166, https://doi.org/10.1021/jp992852v . [all data]

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Larson, J.W.; Szulejko, J.E.; McMahon, T.B., Gas Phase Lewis Acid-Base Interactions. An Experimental Determination of Cyanide Binding Energies From Ion Cyclotron Resonance and High-Pressure Mass Spectrometric Equilibrium Measurements., J. Am. Chem. Soc., 1988, 110, 23, 7604, https://doi.org/10.1021/ja00231a004 . [all data]

Meot-ner, 1988
Meot-ner, M., Ionic Hydrogen Bond and Ion Solvation. 6. Interaction Energies of the Acetate Ion with Organic Molecules. Comparison of CH3COO- with Cl-, CN-, and SH-, J. Am. Chem. Soc., 1988, 110, 12, 3854, https://doi.org/10.1021/ja00220a022 . [all data]

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Larson, J.W.; McMahon, T.B., Hydrogen bonding in gas phase anions. The energetics of interaction between cyanide ion and bronsted acids, J. Am. Chem. Soc., 1987, 109, 6230. [all data]

Payzant, Yamdagni, et al., 1971
Payzant, J.D.; Yamdagni, R.; Kebarle, P., Hydration of CN-, NO2-, NO3-, and HO- in the gas phase, Can. J. Chem., 1971, 49, 3308. [all data]

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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
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Notes

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Vibrational and/or electronic energy levels, Gas Chromatography, References