Methyl alcohol, protonated


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 by: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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.

Individual Reactions

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

CH5O+ + Formic acid = (CH5O+ • Formic acid)

By formula: CH5O+ + CH2O2 = (CH5O+ • CH2O2)

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

Quantity Value Units Method Reference Comment
Δr32.0kcal/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
Quantity Value Units Method Reference Comment
Δr27.7cal/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
Quantity Value Units Method Reference Comment
Δr23.8kcal/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

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

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

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

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

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

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

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

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

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

(CH5O+ • 6Water) + Water = (CH5O+ • 7Water)

By formula: (CH5O+ • 6H2O) + H2O = (CH5O+ • 7H2O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr8.9kcal/molPHPMSMeot-Ner (Mautner), 1984gas phase; Entropy change calculated or estimated
Quantity Value Units Method Reference Comment
Δr22.cal/mol*KN/AMeot-Ner (Mautner), 1984gas phase; Entropy change calculated or estimated

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
3.0269.PHPMSMeot-Ner (Mautner), 1984gas phase; Entropy change calculated or estimated

(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+
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+

(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+
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+

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

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

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

(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+
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+

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

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

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

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr14.1kcal/molPHPMSHiraoka, Takimoto, et al., 1986gas phase
Δr14.8kcal/molPHPMSMeot-Ner (Mautner), 1984gas phase
Quantity Value Units Method Reference Comment
Δr25.1cal/mol*KPHPMSHiraoka, Takimoto, et al., 1986gas phase
Δr25.9cal/mol*KPHPMSMeot-Ner (Mautner), 1984gas phase

(CH5O+ • 3Water) + Water = (CH5O+ • 4Water)

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr11.6kcal/molPHPMSHiraoka, Takimoto, et al., 1986gas phase
Δr11.6kcal/molPHPMSMeot-Ner (Mautner), 1984gas phase
Quantity Value Units Method Reference Comment
Δr23.0cal/mol*KPHPMSHiraoka, Takimoto, et al., 1986gas phase
Δr22.1cal/mol*KPHPMSMeot-Ner (Mautner), 1984gas phase

(CH5O+ • Water) + Water = (CH5O+ • 2Water)

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr19.8kcal/molPHPMSHiraoka, Takimoto, et al., 1986gas phase
Δr21.0kcal/molPHPMSMeot-Ner (Mautner), 1984gas phase
Quantity Value Units Method Reference Comment
Δr27.3cal/mol*KPHPMSHiraoka, Takimoto, et al., 1986gas phase
Δr28.9cal/mol*KPHPMSMeot-Ner (Mautner), 1984gas phase

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

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr9.8kcal/molPHPMSHiraoka, Takimoto, et al., 1986gas phase
Δr9.1kcal/molPHPMSMeot-Ner (Mautner), 1984gas phase
Quantity Value Units Method Reference Comment
Δr20.7cal/mol*KPHPMSHiraoka, Takimoto, et al., 1986gas phase
Δr18.5cal/mol*KPHPMSMeot-Ner (Mautner), 1984gas phase

(CH5O+ • 5Water) + Water = (CH5O+ • 6Water)

By formula: (CH5O+ • 5H2O) + H2O = (CH5O+ • 6H2O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr8.9kcal/molPHPMSHiraoka, Takimoto, et al., 1986gas phase
Δr9.4kcal/molPHPMSMeot-Ner (Mautner), 1984gas phase
Quantity Value Units Method Reference Comment
Δr20.2cal/mol*KPHPMSHiraoka, Takimoto, et al., 1986gas phase
Δr22.2cal/mol*KPHPMSMeot-Ner (Mautner), 1984gas phase

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

By formula: CH5O+ + C2H6O = (CH5O+ • C2H6O)

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

Quantity Value Units Method Reference Comment
Δr35.0kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be ((CH3)2OH+
Quantity Value Units Method Reference Comment
Δr24.7cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be ((CH3)2OH+

CH5O+ + Water = (CH5O+ • Water)

By formula: CH5O+ + H2O = (CH5O+ • H2O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr27.6kcal/molPHPMSHiraoka, Takimoto, et al., 1986gas phase
Δr25.kcal/molPHPMSMeot-Ner (Mautner), 1984gas phase
Quantity Value Units Method Reference Comment
Δr29.4cal/mol*KPHPMSHiraoka, Takimoto, et al., 1986gas phase
Δr23.cal/mol*KPHPMSMeot-Ner (Mautner), 1984gas phase

(CH5O+ • 10Methyl Alcohol) + Methyl Alcohol = (CH5O+ • 11Methyl Alcohol)

By formula: (CH5O+ • 10CH4O) + CH4O = (CH5O+ • 11CH4O)

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

Quantity Value Units Method Reference Comment
Δr8.6kcal/molPHPMSMeot-Ner (Mautner), 1992gas phase
Quantity Value Units Method Reference Comment
Δr26.cal/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
3.8184.PHPMSMeot-Ner (Mautner), 1992gas phase

(CH5O+ • 11Methyl Alcohol) + Methyl Alcohol = (CH5O+ • 12Methyl Alcohol)

By formula: (CH5O+ • 11CH4O) + CH4O = (CH5O+ • 12CH4O)

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

Quantity Value Units Method Reference Comment
Δr8.5kcal/molPHPMSMeot-Ner (Mautner), 1992gas phase
Quantity Value Units Method Reference Comment
Δr26.cal/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
3.7184.PHPMSMeot-Ner (Mautner), 1992gas phase

(CH5O+ • 12Methyl Alcohol) + Methyl Alcohol = (CH5O+ • 13Methyl Alcohol)

By formula: (CH5O+ • 12CH4O) + CH4O = (CH5O+ • 13CH4O)

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

Quantity Value Units Method Reference Comment
Δr8.6kcal/molPHPMSMeot-Ner (Mautner), 1992gas phase
Quantity Value Units Method Reference Comment
Δr26.cal/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
3.8184.PHPMSMeot-Ner (Mautner), 1992gas phase

(CH5O+ • 9Methyl Alcohol) + Methyl Alcohol = (CH5O+ • 10Methyl Alcohol)

By formula: (CH5O+ • 9CH4O) + CH4O = (CH5O+ • 10CH4O)

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

Quantity Value Units Method Reference Comment
Δr8.7kcal/molPHPMSMeot-Ner (Mautner), 1992gas phase
Quantity Value Units Method Reference Comment
Δr26.cal/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
3.5200.PHPMSMeot-Ner (Mautner), 1992gas phase

(CH5O+ • 8Methyl Alcohol) + Methyl Alcohol = (CH5O+ • 9Methyl Alcohol)

By formula: (CH5O+ • 8CH4O) + CH4O = (CH5O+ • 9CH4O)

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

Quantity Value Units Method Reference Comment
Δr9.1kcal/molPHPMSMeot-Ner (Mautner), 1992gas phase
Quantity Value Units Method Reference Comment
Δr26.cal/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
3.9200.PHPMSMeot-Ner (Mautner), 1992gas phase

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

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

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

Quantity Value Units Method Reference Comment
Δr16.4kcal/molPHPMSMeot-Ner(Mautner), 1986gas phase; n
Quantity Value Units Method Reference Comment
Δr26.5cal/mol*KPHPMSMeot-Ner(Mautner), 1986gas phase; n

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

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr9.2kcal/molPHPMSMeot-Ner(Mautner), 1986gas phase; n
Quantity Value Units Method Reference Comment
Δr20.2cal/mol*KPHPMSMeot-Ner(Mautner), 1986gas phase; n

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

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr11.8kcal/molPHPMSMeot-Ner(Mautner), 1986gas phase; n
Quantity Value Units Method Reference Comment
Δr25.5cal/mol*KPHPMSMeot-Ner(Mautner), 1986gas phase; n

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

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr11.2kcal/molPHPMSMeot-Ner(Mautner), 1986gas phase; n
Quantity Value Units Method Reference Comment
Δr23.0cal/mol*KPHPMSMeot-Ner(Mautner), 1986gas phase; n

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

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

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

Quantity Value Units Method Reference Comment
Δr18.0kcal/molPHPMSMeot-Ner(Mautner), 1986gas phase; n
Quantity Value Units Method Reference Comment
Δr26.3cal/mol*KPHPMSMeot-Ner(Mautner), 1986gas phase; n

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

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr10.4kcal/molPHPMSMeot-Ner(Mautner), 1986gas phase; n
Quantity Value Units Method Reference Comment
Δr23.5cal/mol*KPHPMSMeot-Ner(Mautner), 1986gas phase; n

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

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr8.6kcal/molPHPMSMeot-Ner(Mautner), 1986gas phase; n
Quantity Value Units Method Reference Comment
Δr19.0cal/mol*KPHPMSMeot-Ner(Mautner), 1986gas phase; n

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

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr12.1kcal/molPHPMSMeot-Ner(Mautner), 1986gas phase; n
Quantity Value Units Method Reference Comment
Δr27.0cal/mol*KPHPMSMeot-Ner(Mautner), 1986gas phase; n

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

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr10.0kcal/molPHPMSMeot-Ner(Mautner), 1986gas phase; n
Quantity Value Units Method Reference Comment
Δr23.8cal/mol*KPHPMSMeot-Ner(Mautner), 1986gas phase; n

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

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr18.4kcal/molPHPMSMeot-Ner(Mautner), 1986gas phase; n
Quantity Value Units Method Reference Comment
Δr25.7cal/mol*KPHPMSMeot-Ner(Mautner), 1986gas phase; n

(CH5O+ • 7Methyl Alcohol) + Methyl Alcohol = (CH5O+ • 8Methyl Alcohol)

By formula: (CH5O+ • 7CH4O) + CH4O = (CH5O+ • 8CH4O)

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

Quantity Value Units Method Reference Comment
Δr9.4kcal/molPHPMSMeot-Ner (Mautner), 1992gas phase
Quantity Value Units Method Reference Comment
Δr26.9cal/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase

CH5O+ + Hydrogen cyanide = (CH5O+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr25.7kcal/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase
Quantity Value Units Method Reference Comment
Δr22.1cal/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase

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.

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]

Meot-Ner (Mautner), 1984
Meot-Ner (Mautner), M., The Ionic Hydrogen Bond and Ion Solvation. 2. Hydration of Onium Ions by 1 - 7 H2O Molecules. Relations Between Monomolecular, Specific and Bulk Hydration, J. Am. Chem. Soc., 1984, 106, 5, 1265, https://doi.org/10.1021/ja00317a016 . [all data]

Hiraoka, Grimsrud, et al., 1974
Hiraoka, K.; Grimsrud, E.P.; Kebarle, P., Gas Phase Ion Equilibria Studies of the Hydrogen Ion in Water - Dimethyl Ether and Methanol - Dimethyl Ether Mixtures, J. Am. Chem. Soc., 1974, 96, 11, 3359, https://doi.org/10.1021/ja00818a004 . [all data]

Hiraoka, Takimoto, et al., 1986
Hiraoka, K.; Takimoto, H.; Morise, K., Gas-Phase Hydration Reactions of Protonated Alcohols. Energetics and Bulk Hydration of Cluster Ions, J. Am. Chem. Soc., 1986, 108, 19, 5683, https://doi.org/10.1021/ja00279a004 . [all data]

Speller and Meot-Ner (Mautner), 1985
Speller, C.V.; Meot-Ner (Mautner), M., The Ionic Hydrogen Bond and Ion Solvation. 3. Bonds Involving Cyanides. Correlations with Proton Affinites, J. Phys. Chem., 1985, 81, 24, 5217, https://doi.org/10.1021/j100270a020 . [all data]


Notes

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