Dimethyl ether, protonated


Reaction thermochemistry data

Go To: Top, Ion clustering data, 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: 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

C2H7O+ + Acetic acid = (C2H7O+ • Acetic acid)

By formula: C2H7O+ + C2H4O2 = (C2H7O+ • C2H4O2)

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

Quantity Value Units Method Reference Comment
Δr123.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
Quantity Value Units Method Reference Comment
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
Quantity Value Units Method Reference Comment
Δr87.0kJ/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

C2H7O+ + 1-Propanol = (C2H7O+ • 1-Propanol)

By formula: C2H7O+ + C3H8O = (C2H7O+ • C3H8O)

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
Quantity Value Units Method Reference Comment
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
Quantity Value Units Method Reference Comment
Δr91.2kJ/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

C2H7O+ + Isopropyl Alcohol = (C2H7O+ • Isopropyl Alcohol)

By formula: C2H7O+ + C3H8O = (C2H7O+ • C3H8O)

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

Quantity Value Units Method Reference Comment
Δr133.kJ/molICRBomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984
Quantity Value Units Method Reference Comment
Δr124.J/mol*KN/ABomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984
Quantity Value Units Method Reference Comment
Δr96.7kJ/molICRBomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984

C2H7O+ + Water = (C2H7O+ • Water)

By formula: C2H7O+ + H2O = (C2H7O+ • H2O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr51.9kJ/molPHPMSTholman, Tonner, et al., 1994gas phase
Δr100.kJ/molPHPMSMeot-Ner (Mautner), 1984gas phase
Δr94.6kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase
Quantity Value Units Method Reference Comment
Δr114.J/mol*KPHPMSTholman, Tonner, et al., 1994gas phase
Δr121.J/mol*KPHPMSMeot-Ner (Mautner), 1984gas phase
Δr111.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase

(C2H7O+ • 2Water) + Water = (C2H7O+ • 3Water)

By formula: (C2H7O+ • 2H2O) + H2O = (C2H7O+ • 3H2O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr54.0kJ/molPHPMSTholman, Tonner, et al., 1994gas phase
Δr57.7kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr95.0J/mol*KPHPMSTholman, Tonner, et al., 1994gas phase
Δr106.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

C2H7O+ + Dimethyl ether = (C2H7O+ • Dimethyl ether)

By formula: C2H7O+ + C2H6O = (C2H7O+ • C2H6O)

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

Quantity Value Units Method Reference Comment
Δr134.kJ/molPHPMSMeot-Ner (Mautner) and Sieck, 1991gas phase
Δr128.kJ/molPHPMSGrimsrud and Kebarle, 1973gas phase
Quantity Value Units Method Reference Comment
Δr133.J/mol*KPHPMSMeot-Ner (Mautner) and Sieck, 1991gas phase
Δr124.J/mol*KPHPMSGrimsrud and Kebarle, 1973gas phase

(C2H7O+ • Dimethyl ether • 2Water) + Dimethyl ether = (C2H7O+ • 2Dimethyl ether • 2Water)

By formula: (C2H7O+ • C2H6O • 2H2O) + C2H6O = (C2H7O+ • 2C2H6O • 2H2O)

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

Quantity Value Units Method Reference Comment
Δr66.1kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, Entropy change is questionable
Quantity Value Units Method Reference Comment
Δr153.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, Entropy change is questionable

(C2H7O+ • Dimethyl ether) + Water = (C2H7O+ • Water • Dimethyl ether)

By formula: (C2H7O+ • C2H6O) + H2O = (C2H7O+ • H2O • C2H6O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr68.2kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, Entropy change is questionable
Quantity Value Units Method Reference Comment
Δr162.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, Entropy change is questionable

(C2H7O+ • Dimethyl ether • Water) + Dimethyl ether = (C2H7O+ • 2Dimethyl ether • Water)

By formula: (C2H7O+ • C2H6O • H2O) + C2H6O = (C2H7O+ • 2C2H6O • H2O)

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

Quantity Value Units Method Reference Comment
Δr70.3kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr111.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 2Dimethyl ether • Water) + Dimethyl ether = (C2H7O+ • 3Dimethyl ether • Water)

By formula: (C2H7O+ • 2C2H6O • H2O) + C2H6O = (C2H7O+ • 3C2H6O • H2O)

Bond type: Hydrogen bonds between protonated and neutral organics

Quantity Value Units Method Reference Comment
Δr90.8kJ/molPHPMSTholman, Tonner, et al., 1994gas phase
Quantity Value Units Method Reference Comment
Δr174.J/mol*KPHPMSTholman, Tonner, et al., 1994gas phase

(C2H7O+ • 2Methyl Alcohol • Dimethyl ether) + Methyl Alcohol = (C2H7O+ • 3Methyl Alcohol • Dimethyl ether)

By formula: (C2H7O+ • 2CH4O • C2H6O) + CH4O = (C2H7O+ • 3CH4O • C2H6O)

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

Quantity Value Units Method Reference Comment
Δr51.0kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr111.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • Methyl Alcohol • Dimethyl ether) + Methyl Alcohol = (C2H7O+ • 2Methyl Alcohol • Dimethyl ether)

By formula: (C2H7O+ • CH4O • C2H6O) + CH4O = (C2H7O+ • 2CH4O • C2H6O)

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

Quantity Value Units Method Reference Comment
Δr63.2kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr128.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • Water • 2Dimethyl ether) + Water = (C2H7O+ • 2Water • 2Dimethyl ether)

By formula: (C2H7O+ • H2O • 2C2H6O) + H2O = (C2H7O+ • 2H2O • 2C2H6O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr47.7kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr127.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • Water • 3Dimethyl ether) + Water = (C2H7O+ • 2Water • 3Dimethyl ether)

By formula: (C2H7O+ • H2O • 3C2H6O) + H2O = (C2H7O+ • 2H2O • 3C2H6O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr47.7kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr127.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 2Water • Dimethyl ether) + Water = (C2H7O+ • 3Water • Dimethyl ether)

By formula: (C2H7O+ • 2H2O • C2H6O) + H2O = (C2H7O+ • 3H2O • C2H6O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr48.5kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr112.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 2Water) + Dimethyl ether = (C2H7O+ • Dimethyl ether • 2Water)

By formula: (C2H7O+ • 2H2O) + C2H6O = (C2H7O+ • C2H6O • 2H2O)

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

Quantity Value Units Method Reference Comment
Δr68.6kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr95.4J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 3Water) + Dimethyl ether = (C2H7O+ • Dimethyl ether • 3Water)

By formula: (C2H7O+ • 3H2O) + C2H6O = (C2H7O+ • C2H6O • 3H2O)

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

Quantity Value Units Method Reference Comment
Δr70.7kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr138.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • Water • Dimethyl ether) + Water = (C2H7O+ • 2Water • Dimethyl ether)

By formula: (C2H7O+ • H2O • C2H6O) + H2O = (C2H7O+ • 2H2O • C2H6O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr56.9kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr103.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • Water) + Dimethyl ether = (C2H7O+ • Dimethyl ether • Water)

By formula: (C2H7O+ • H2O) + C2H6O = (C2H7O+ • C2H6O • H2O)

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

Quantity Value Units Method Reference Comment
Δr77.4kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr110.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 2Methyl Alcohol) + Dimethyl ether = (C2H7O+ • Dimethyl ether • 2Methyl Alcohol)

By formula: (C2H7O+ • 2CH4O) + C2H6O = (C2H7O+ • C2H6O • 2CH4O)

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

Quantity Value Units Method Reference Comment
Δr69.5kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr133.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 3Methyl Alcohol) + Dimethyl ether = (C2H7O+ • Dimethyl ether • 3Methyl Alcohol)

By formula: (C2H7O+ • 3CH4O) + C2H6O = (C2H7O+ • C2H6O • 3CH4O)

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

Quantity Value Units Method Reference Comment
Δr52.3kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr107.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

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

By formula: (C2H7O+ • C2H6O) + CH4O = (C2H7O+ • CH4O • C2H6O)

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

Quantity Value Units Method Reference Comment
Δr75.7kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr128.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

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

By formula: (C2H7O+ • CH4O) + C2H6O = (C2H7O+ • C2H6O • CH4O)

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

Quantity Value Units Method Reference Comment
Δr84.5kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr125.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 2Methyl Alcohol) + Methyl Alcohol = (C2H7O+ • 3Methyl Alcohol)

By formula: (C2H7O+ • 2CH4O) + CH4O = (C2H7O+ • 3CH4O)

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

Quantity Value Units Method Reference Comment
Δr66.5kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr131.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 3Methyl Alcohol) + Methyl Alcohol = (C2H7O+ • 4Methyl Alcohol)

By formula: (C2H7O+ • 3CH4O) + CH4O = (C2H7O+ • 4CH4O)

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
Quantity Value Units Method Reference Comment
Δr129.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • Methyl Alcohol) + Methyl Alcohol = (C2H7O+ • 2Methyl Alcohol)

By formula: (C2H7O+ • CH4O) + CH4O = (C2H7O+ • 2CH4O)

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

Quantity Value Units Method Reference Comment
Δr78.7kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr121.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 3Water) + Water = (C2H7O+ • 4Water)

By formula: (C2H7O+ • 3H2O) + H2O = (C2H7O+ • 4H2O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr42.7kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr79.5J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • Water) + Water = (C2H7O+ • 2Water)

By formula: (C2H7O+ • H2O) + H2O = (C2H7O+ • 2H2O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr64.0kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr110.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • Dimethyl ether) + Dimethyl ether = (C2H7O+ • 2Dimethyl ether)

By formula: (C2H7O+ • C2H6O) + C2H6O = (C2H7O+ • 2C2H6O)

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

Quantity Value Units Method Reference Comment
Δr42.3kJ/molPHPMSGrimsrud and Kebarle, 1973gas phase
Quantity Value Units Method Reference Comment
Δr117.J/mol*KPHPMSGrimsrud and Kebarle, 1973gas phase

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
Δr110.kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr113.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

C2H7O+ + Acetonitrile = (C2H7O+ • Acetonitrile)

By formula: C2H7O+ + C2H3N = (C2H7O+ • C2H3N)

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
96.2320.ICRBromilow, Abboud, et al., 1980gas phase; switching reaction,n((CH3)2OH+)(CH3)2O,; Grimsrud and Kebarle, 1973

Ion clustering data

Go To: Top, Reaction thermochemistry data, 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: 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. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

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
Δr110.kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr113.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • Methyl Alcohol) + Methyl Alcohol = (C2H7O+ • 2Methyl Alcohol)

By formula: (C2H7O+ • CH4O) + CH4O = (C2H7O+ • 2CH4O)

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

Quantity Value Units Method Reference Comment
Δr78.7kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr121.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 2Methyl Alcohol) + Methyl Alcohol = (C2H7O+ • 3Methyl Alcohol)

By formula: (C2H7O+ • 2CH4O) + CH4O = (C2H7O+ • 3CH4O)

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

Quantity Value Units Method Reference Comment
Δr66.5kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr131.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 3Methyl Alcohol) + Methyl Alcohol = (C2H7O+ • 4Methyl Alcohol)

By formula: (C2H7O+ • 3CH4O) + CH4O = (C2H7O+ • 4CH4O)

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
Quantity Value Units Method Reference Comment
Δr129.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

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

By formula: (C2H7O+ • CH4O) + C2H6O = (C2H7O+ • C2H6O • CH4O)

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

Quantity Value Units Method Reference Comment
Δr84.5kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr125.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 2Methyl Alcohol) + Dimethyl ether = (C2H7O+ • Dimethyl ether • 2Methyl Alcohol)

By formula: (C2H7O+ • 2CH4O) + C2H6O = (C2H7O+ • C2H6O • 2CH4O)

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

Quantity Value Units Method Reference Comment
Δr69.5kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr133.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 3Methyl Alcohol) + Dimethyl ether = (C2H7O+ • Dimethyl ether • 3Methyl Alcohol)

By formula: (C2H7O+ • 3CH4O) + C2H6O = (C2H7O+ • C2H6O • 3CH4O)

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

Quantity Value Units Method Reference Comment
Δr52.3kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr107.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • Methyl Alcohol • Dimethyl ether) + Methyl Alcohol = (C2H7O+ • 2Methyl Alcohol • Dimethyl ether)

By formula: (C2H7O+ • CH4O • C2H6O) + CH4O = (C2H7O+ • 2CH4O • C2H6O)

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

Quantity Value Units Method Reference Comment
Δr63.2kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr128.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 2Methyl Alcohol • Dimethyl ether) + Methyl Alcohol = (C2H7O+ • 3Methyl Alcohol • Dimethyl ether)

By formula: (C2H7O+ • 2CH4O • C2H6O) + CH4O = (C2H7O+ • 3CH4O • C2H6O)

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

Quantity Value Units Method Reference Comment
Δr51.0kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr111.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

C2H7O+ + Acetonitrile = (C2H7O+ • Acetonitrile)

By formula: C2H7O+ + C2H3N = (C2H7O+ • C2H3N)

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
96.2320.ICRBromilow, Abboud, et al., 1980gas phase; switching reaction,n((CH3)2OH+)(CH3)2O,; Grimsrud and Kebarle, 1973

C2H7O+ + Acetic acid = (C2H7O+ • Acetic acid)

By formula: C2H7O+ + C2H4O2 = (C2H7O+ • C2H4O2)

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

Quantity Value Units Method Reference Comment
Δr123.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
Quantity Value Units Method Reference Comment
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
Quantity Value Units Method Reference Comment
Δr87.0kJ/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

C2H7O+ + Dimethyl ether = (C2H7O+ • Dimethyl ether)

By formula: C2H7O+ + C2H6O = (C2H7O+ • C2H6O)

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

Quantity Value Units Method Reference Comment
Δr134.kJ/molPHPMSMeot-Ner (Mautner) and Sieck, 1991gas phase
Δr128.kJ/molPHPMSGrimsrud and Kebarle, 1973gas phase
Quantity Value Units Method Reference Comment
Δr133.J/mol*KPHPMSMeot-Ner (Mautner) and Sieck, 1991gas phase
Δr124.J/mol*KPHPMSGrimsrud and Kebarle, 1973gas phase

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

By formula: (C2H7O+ • C2H6O) + CH4O = (C2H7O+ • CH4O • C2H6O)

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

Quantity Value Units Method Reference Comment
Δr75.7kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr128.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • Dimethyl ether) + Dimethyl ether = (C2H7O+ • 2Dimethyl ether)

By formula: (C2H7O+ • C2H6O) + C2H6O = (C2H7O+ • 2C2H6O)

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

Quantity Value Units Method Reference Comment
Δr42.3kJ/molPHPMSGrimsrud and Kebarle, 1973gas phase
Quantity Value Units Method Reference Comment
Δr117.J/mol*KPHPMSGrimsrud and Kebarle, 1973gas phase

(C2H7O+ • Dimethyl ether) + Water = (C2H7O+ • Water • Dimethyl ether)

By formula: (C2H7O+ • C2H6O) + H2O = (C2H7O+ • H2O • C2H6O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr68.2kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, Entropy change is questionable
Quantity Value Units Method Reference Comment
Δr162.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, Entropy change is questionable

(C2H7O+ • Dimethyl ether • Water) + Dimethyl ether = (C2H7O+ • 2Dimethyl ether • Water)

By formula: (C2H7O+ • C2H6O • H2O) + C2H6O = (C2H7O+ • 2C2H6O • H2O)

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

Quantity Value Units Method Reference Comment
Δr70.3kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr111.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • Dimethyl ether • 2Water) + Dimethyl ether = (C2H7O+ • 2Dimethyl ether • 2Water)

By formula: (C2H7O+ • C2H6O • 2H2O) + C2H6O = (C2H7O+ • 2C2H6O • 2H2O)

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

Quantity Value Units Method Reference Comment
Δr66.1kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, Entropy change is questionable
Quantity Value Units Method Reference Comment
Δr153.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, Entropy change is questionable

(C2H7O+ • 2Dimethyl ether • Water) + Dimethyl ether = (C2H7O+ • 3Dimethyl ether • Water)

By formula: (C2H7O+ • 2C2H6O • H2O) + C2H6O = (C2H7O+ • 3C2H6O • H2O)

Bond type: Hydrogen bonds between protonated and neutral organics

Quantity Value Units Method Reference Comment
Δr90.8kJ/molPHPMSTholman, Tonner, et al., 1994gas phase
Quantity Value Units Method Reference Comment
Δr174.J/mol*KPHPMSTholman, Tonner, et al., 1994gas phase

C2H7O+ + Isopropyl Alcohol = (C2H7O+ • Isopropyl Alcohol)

By formula: C2H7O+ + C3H8O = (C2H7O+ • C3H8O)

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

Quantity Value Units Method Reference Comment
Δr133.kJ/molICRBomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984
Quantity Value Units Method Reference Comment
Δr124.J/mol*KN/ABomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984
Quantity Value Units Method Reference Comment
Δr96.7kJ/molICRBomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984

C2H7O+ + 1-Propanol = (C2H7O+ • 1-Propanol)

By formula: C2H7O+ + C3H8O = (C2H7O+ • C3H8O)

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
Quantity Value Units Method Reference Comment
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
Quantity Value Units Method Reference Comment
Δr91.2kJ/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

C2H7O+ + Water = (C2H7O+ • Water)

By formula: C2H7O+ + H2O = (C2H7O+ • H2O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr51.9kJ/molPHPMSTholman, Tonner, et al., 1994gas phase
Δr100.kJ/molPHPMSMeot-Ner (Mautner), 1984gas phase
Δr94.6kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase
Quantity Value Units Method Reference Comment
Δr114.J/mol*KPHPMSTholman, Tonner, et al., 1994gas phase
Δr121.J/mol*KPHPMSMeot-Ner (Mautner), 1984gas phase
Δr111.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase

(C2H7O+ • Water) + Dimethyl ether = (C2H7O+ • Dimethyl ether • Water)

By formula: (C2H7O+ • H2O) + C2H6O = (C2H7O+ • C2H6O • H2O)

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

Quantity Value Units Method Reference Comment
Δr77.4kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr110.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 2Water) + Dimethyl ether = (C2H7O+ • Dimethyl ether • 2Water)

By formula: (C2H7O+ • 2H2O) + C2H6O = (C2H7O+ • C2H6O • 2H2O)

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

Quantity Value Units Method Reference Comment
Δr68.6kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr95.4J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 3Water) + Dimethyl ether = (C2H7O+ • Dimethyl ether • 3Water)

By formula: (C2H7O+ • 3H2O) + C2H6O = (C2H7O+ • C2H6O • 3H2O)

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

Quantity Value Units Method Reference Comment
Δr70.7kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr138.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • Water • Dimethyl ether) + Water = (C2H7O+ • 2Water • Dimethyl ether)

By formula: (C2H7O+ • H2O • C2H6O) + H2O = (C2H7O+ • 2H2O • C2H6O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr56.9kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr103.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • Water • 2Dimethyl ether) + Water = (C2H7O+ • 2Water • 2Dimethyl ether)

By formula: (C2H7O+ • H2O • 2C2H6O) + H2O = (C2H7O+ • 2H2O • 2C2H6O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr47.7kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr127.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • Water • 3Dimethyl ether) + Water = (C2H7O+ • 2Water • 3Dimethyl ether)

By formula: (C2H7O+ • H2O • 3C2H6O) + H2O = (C2H7O+ • 2H2O • 3C2H6O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr47.7kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr127.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 2Water • Dimethyl ether) + Water = (C2H7O+ • 3Water • Dimethyl ether)

By formula: (C2H7O+ • 2H2O • C2H6O) + H2O = (C2H7O+ • 3H2O • C2H6O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr48.5kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr112.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • Water) + Water = (C2H7O+ • 2Water)

By formula: (C2H7O+ • H2O) + H2O = (C2H7O+ • 2H2O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr64.0kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr110.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 2Water) + Water = (C2H7O+ • 3Water)

By formula: (C2H7O+ • 2H2O) + H2O = (C2H7O+ • 3H2O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr54.0kJ/molPHPMSTholman, Tonner, et al., 1994gas phase
Δr57.7kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr95.0J/mol*KPHPMSTholman, Tonner, et al., 1994gas phase
Δr106.J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

(C2H7O+ • 3Water) + Water = (C2H7O+ • 4Water)

By formula: (C2H7O+ • 3H2O) + H2O = (C2H7O+ • 4H2O)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr42.7kJ/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n
Quantity Value Units Method Reference Comment
Δr79.5J/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n

References

Go To: Top, Reaction thermochemistry data, Ion clustering data, Notes

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

Larson and McMahon, 1982
Larson, J.W.; McMahon, T.B., Formation, Thermochemistry, and Relative Stabilities of Proton - Bound dimers of Oxygen n - Donor Bases from Ion Cyclotron Resonance Solvent - Exchange Equilibria Measurements, J. Am. Chem. Soc., 1982, 104, 23, 6255, https://doi.org/10.1021/ja00387a016 . [all data]

Grimsrud and Kebarle, 1973
Grimsrud, E.P.; Kebarle, P., Gas Phase Ion Equilibria Studies of the Solvation of the Hydrogen Ion by Methanol, Dimethyl Ether and Water. Effect of Hydrogen Bonding, J. Am. Chem. Soc., 1973, 95, 24, 7939, https://doi.org/10.1021/ja00805a002 . [all data]

Lias, Liebman, et al., 1984
Lias, S.G.; Liebman, J.F.; Levin, R.D., Evaluated gas phase basicities and proton affinities of molecules heats of formation of protonated molecules, J. Phys. Chem. Ref. Data, 1984, 13, 695. [all data]

Keesee and Castleman, 1986
Keesee, R.G.; Castleman, A.W., Jr., Thermochemical data on Ggs-phase ion-molecule association and clustering reactions, J. Phys. Chem. Ref. Data, 1986, 15, 1011. [all data]

Bomse and Beauchamp, 1981
Bomse, D.S.; Beauchamp, J.L., Slow Multiphoton Excitation as a Probe of Bimolecular and Unimolecular Reaction Energetics. Multiphoton Dissociation of Proton-Bound Alcohol Dimers, J. Am. Chem. Soc., 1981, 103, 12, 3292, https://doi.org/10.1021/ja00402a011 . [all data]

Tholman, Tonner, et al., 1994
Tholman, D.; Tonner, D.S.; McMahon, T.B., Spontaneous Unimolecular Dissociation of Small Cluster Ions, (H3O)+(L)n and Cl-(H2O)n (n = 2-4), under Fourier Transform Ion Cyclotron Resonance Conditions, J. Phys. Chem., 1994, 98, 8, 2002, https://doi.org/10.1021/j100059a002 . [all data]

Meot-Ner (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]

Meot-Ner (Mautner) and Sieck, 1991
Meot-Ner (Mautner), M.; Sieck, L.W., Proton affinity ladders from variable-temperature equilibrium measurements. 1. A reevaluation of the upper proton affinity range, J. Am. Chem. Soc., 1991, 113, 12, 4448, https://doi.org/10.1021/ja00012a012 . [all data]

Bromilow, Abboud, et al., 1980
Bromilow, J.; Abboud, J.L.M.; Lebrilla, C.B.; Taft, R.W.; Scorrano, G.; Lucchini, V., Oxonium Ions. Solvation by Single Acetonitrile Molecules in the Gas Phase and by Bulk Solvents, J. Am. Chem. Soc., 1980, 103, 18, 5448, https://doi.org/10.1021/ja00408a028 . [all data]


Notes

Go To: Top, Reaction thermochemistry data, Ion clustering data, References