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Dimethyl ether

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Reaction thermochemistry data

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

Data compiled as indicated in comments:
RCD - Robert C. Dunbar
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
B - John E. Bartmess

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Reactions 1 to 50

Lithium ion (1+) + Dimethyl ether = (Lithium ion (1+) bullet Dimethyl ether)

By formula: Li+ + C2H6O = (Li+ bullet C2H6O)

Quantity Value Units Method Reference Comment
Deltar39.4 ± 2.6kcal/molCIDTRodgers and Armentrout, 2000RCD
Deltar39.5kcal/molICRWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 extrapolated; M
Deltar39.kcal/molICRStaley and Beauchamp, 1975gas phase; switching reaction(Li+)H2O, from graph; Dzidic and Kebarle, 1970 extrapolated; M
Quantity Value Units Method Reference Comment
Deltar27.cal/mol*KN/AWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 extrapolated; M
Quantity Value Units Method Reference Comment
Deltar31.3kcal/molICRWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 extrapolated; M

Enthalpy of reaction

DeltarH° (kcal/mol) T (K) Method Reference Comment
39.4 (+2.5,-0.) CIDMore, Gledening, et al., 1996gas phase; guided ion beam CID; M

C3H7O2+ + Dimethyl ether = (C3H7O2+ bullet Dimethyl ether)

By formula: C3H7O2+ + C2H6O = (C3H7O2+ bullet C2H6O)

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

Quantity Value Units Method Reference Comment
Deltar30.2kcal/molICRLarson and McMahon, 1982gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity Value Units Method Reference Comment
Deltar28.8cal/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
Deltar21.6kcal/molICRLarson and McMahon, 1982gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M

C4H9O2+ + Dimethyl ether = (C4H9O2+ bullet Dimethyl ether)

By formula: C4H9O2+ + C2H6O = (C4H9O2+ bullet C2H6O)

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

Quantity Value Units Method Reference Comment
Deltar29.9kcal/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
Deltar29.1cal/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
Deltar21.2kcal/molICRLarson and McMahon, 1982gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M

(Sodium ion (1+) bullet Dimethyl ether) + Dimethyl ether = (Sodium ion (1+) bullet 2Dimethyl ether)

By formula: (Na+ bullet C2H6O) + C2H6O = (Na+ bullet 2C2H6O)

Quantity Value Units Method Reference Comment
Deltar20. ± 2.kcal/molAVGN/AAverage of 7 values; Individual data points

Sodium ion (1+) + Dimethyl ether = (Sodium ion (1+) bullet Dimethyl ether)

By formula: Na+ + C2H6O = (Na+ bullet C2H6O)

Quantity Value Units Method Reference Comment
Deltar24.0 ± 1.3kcal/molCIDCAmicangelo and Armentrout, 2001Anchor NH3=24.41; RCD
Deltar21.9 ± 1.1kcal/molCIDTArmentrout and Rodgers, 2000RCD
Deltar22.0 ± 1.2kcal/molCIDTRodgers and Armentrout, 2000RCD
Deltar22.2 ± 1.2kcal/molCIDTMore, Ray, et al., 1997RCD

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
17.6298.IMREMcMahon and Ohanessian, 2000Anchor alanine=39.89; RCD
17.6298.CIDCMcMahon and Ohanessian, 2000RCD

C10H10Fe+ + Dimethyl ether = (C10H10Fe+ bullet Dimethyl ether)

By formula: C10H10Fe+ + C2H6O = (C10H10Fe+ bullet C2H6O)

Quantity Value Units Method Reference Comment
Deltar9.kcal/molPHPMSMeot-Ner (Mautner), 1989gas phase; Entropy change calculated or estimated, «DELTA»rH<, DG<; M
Quantity Value Units Method Reference Comment
Deltar20.cal/mol*KN/AMeot-Ner (Mautner), 1989gas phase; Entropy change calculated or estimated, «DELTA»rH<, DG<; M

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
3.7250.PHPMSMeot-Ner (Mautner), 1989gas phase; Entropy change calculated or estimated, «DELTA»rH<, DG<; M

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

By formula: (CH5O+ bullet 2CH4O) + C2H6O = (CH5O+ bullet C2H6O bullet 2CH4O)

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

Quantity Value Units Method Reference Comment
Deltar17.2kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M
Quantity Value Units Method Reference Comment
Deltar28.6cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M

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

By formula: (CH5O+ bullet 3CH4O) + C2H6O = (CH5O+ bullet C2H6O bullet 3CH4O)

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

Quantity Value Units Method Reference Comment
Deltar13.7kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M
Quantity Value Units Method Reference Comment
Deltar30.8cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M

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

By formula: (CH5O+ bullet CH4O) + C2H6O = (CH5O+ bullet C2H6O bullet CH4O)

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

Quantity Value Units Method Reference Comment
Deltar21.9kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M
Quantity Value Units Method Reference Comment
Deltar25.2cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be (CH3)2OH+; M

C2H7O+ + Dimethyl ether = (C2H7O+ bullet Dimethyl ether)

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

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

Quantity Value Units Method Reference Comment
Deltar32.0kcal/molPHPMSMeot-Ner (Mautner) and Sieck, 1991gas phase; M
Deltar30.7kcal/molPHPMSGrimsrud and Kebarle, 1973gas phase; M
Quantity Value Units Method Reference Comment
Deltar31.9cal/mol*KPHPMSMeot-Ner (Mautner) and Sieck, 1991gas phase; M
Deltar29.6cal/mol*KPHPMSGrimsrud and Kebarle, 1973gas phase; M

Potassium ion (1+) + Dimethyl ether = (Potassium ion (1+) bullet Dimethyl ether)

By formula: K+ + C2H6O = (K+ bullet C2H6O)

Quantity Value Units Method Reference Comment
Deltar17.4 ± 1.0kcal/molCIDTRodgers and Armentrout, 2000RCD
Deltar22.2kcal/molHPMSDavidson and Kebarle, 1976gas phase; M
Deltar20.8kcal/molHPMSDavidson and Kebarle, 1976, 2gas phase; M
Quantity Value Units Method Reference Comment
Deltar26.8cal/mol*KHPMSDavidson and Kebarle, 1976gas phase; M
Deltar24.8cal/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; M

CH5O+ + Dimethyl ether = (CH5O+ bullet Dimethyl ether)

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

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

Quantity Value Units Method Reference Comment
Deltar35.0kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be ((CH3)2OH+; M
Quantity Value Units Method Reference Comment
Deltar24.7cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, note proton affinities, core ion may be ((CH3)2OH+; M

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

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

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

Quantity Value Units Method Reference Comment
Deltar15.8kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Deltar36.5cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, Entropy change is questionable; M

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

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar16.3kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Deltar38.8cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n, Entropy change is questionable; M

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

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

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

Quantity Value Units Method Reference Comment
Deltar16.8kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar26.6cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M

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

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

Bond type: Hydrogen bonds between protonated and neutral organics

Quantity Value Units Method Reference Comment
Deltar21.7kcal/molPHPMSTholman, Tonner, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar41.6cal/mol*KPHPMSTholman, Tonner, et al., 1994gas phase; M

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

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

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

Quantity Value Units Method Reference Comment
Deltar12.2kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar26.5cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M

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

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

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

Quantity Value Units Method Reference Comment
Deltar15.1kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar30.6cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M

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

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar11.4kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar30.3cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M

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

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar11.4kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar30.3cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M

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

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar11.6kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar26.8cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M

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

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

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

Quantity Value Units Method Reference Comment
Deltar16.4kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar22.8cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M

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

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

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

Quantity Value Units Method Reference Comment
Deltar16.9kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar32.9cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M

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

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

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar13.6kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar24.6cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M

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

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

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

Quantity Value Units Method Reference Comment
Deltar18.5kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar26.3cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M

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

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

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

Quantity Value Units Method Reference Comment
Deltar16.6kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar31.8cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M

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

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

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

Quantity Value Units Method Reference Comment
Deltar12.5kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar25.6cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M

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

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

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

Quantity Value Units Method Reference Comment
Deltar18.1kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar30.6cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M

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

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

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

Quantity Value Units Method Reference Comment
Deltar20.2kcal/molPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar29.8cal/mol*KPHPMSHiraoka, Grimsrud, et al., 1974gas phase; n; M

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

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

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

Quantity Value Units Method Reference Comment
Deltar10.1kcal/molPHPMSGrimsrud and Kebarle, 1973gas phase; M
Quantity Value Units Method Reference Comment
Deltar27.9cal/mol*KPHPMSGrimsrud and Kebarle, 1973gas phase; M

CH6N+ + Dimethyl ether = (CH6N+ bullet Dimethyl ether)

By formula: CH6N+ + C2H6O = (CH6N+ bullet C2H6O)

Bond type: Hydrogen bonds of the type NH+-O between organics

Quantity Value Units Method Reference Comment
Deltar21.5kcal/molPHPMSMeot-Ner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Deltar29.3cal/mol*KPHPMSMeot-Ner, 1984gas phase; M

(Lithium ion (1+) bullet 2Dimethyl ether) + Dimethyl ether = (Lithium ion (1+) bullet 3Dimethyl ether)

By formula: (Li+ bullet 2C2H6O) + C2H6O = (Li+ bullet 3C2H6O)

Quantity Value Units Method Reference Comment
Deltar21.3 ± 1.9kcal/molCIDTRodgers and Armentrout, 2000RCD

Enthalpy of reaction

DeltarH° (kcal/mol) T (K) Method Reference Comment
26.3 (+1.4,-0.) CIDMore, Gledening, et al., 1996gas phase; guided ion beam CID; M

(Lithium ion (1+) bullet 3Dimethyl ether) + Dimethyl ether = (Lithium ion (1+) bullet 4Dimethyl ether)

By formula: (Li+ bullet 3C2H6O) + C2H6O = (Li+ bullet 4C2H6O)

Quantity Value Units Method Reference Comment
Deltar16.3 ± 2.4kcal/molCIDTRodgers and Armentrout, 2000RCD

Enthalpy of reaction

DeltarH° (kcal/mol) T (K) Method Reference Comment
22.8 (+1.6,-0.) CIDMore, Gledening, et al., 1996gas phase; guided ion beam CID; M

(Lithium ion (1+) bullet Dimethyl ether) + Dimethyl ether = (Lithium ion (1+) bullet 2Dimethyl ether)

By formula: (Li+ bullet C2H6O) + C2H6O = (Li+ bullet 2C2H6O)

Quantity Value Units Method Reference Comment
Deltar28.9 ± 1.4kcal/molCIDTRodgers and Armentrout, 2000RCD

Enthalpy of reaction

DeltarH° (kcal/mol) T (K) Method Reference Comment
31.1 (+0.9,-0.) CIDMore, Gledening, et al., 1996gas phase; guided ion beam CID; M

Chlorine anion + Dimethyl ether = C2H6ClO-

By formula: Cl- + C2H6O = C2H6ClO-

Quantity Value Units Method Reference Comment
Deltar7.50 ± 0.40kcal/molTDAsBogdanov, Lee, et al., 2001gas phase; B
Quantity Value Units Method Reference Comment
Deltar2.9 ± 1.0kcal/molTDAsBogdanov, Lee, et al., 2001gas phase; B

C2H5O- + Hydrogen cation = Dimethyl ether

By formula: C2H5O- + H+ = C2H6O

Quantity Value Units Method Reference Comment
Deltar407.0 ± 2.0kcal/molBranDePuy, Bierbaum, et al., 1984gas phase; B
Quantity Value Units Method Reference Comment
Deltar398.2 ± 2.2kcal/molH-TSDePuy, Bierbaum, et al., 1984gas phase; B

(Sodium ion (1+) bullet 2Dimethyl ether) + Dimethyl ether = (Sodium ion (1+) bullet 3Dimethyl ether)

By formula: (Na+ bullet 2C2H6O) + C2H6O = (Na+ bullet 3C2H6O)

Quantity Value Units Method Reference Comment
Deltar16.7 ± 1.2kcal/molCIDTRodgers and Armentrout, 2000RCD
Deltar16.0 ± 1.2kcal/molCIDTMore, Ray, et al., 1997RCD

(Sodium ion (1+) bullet 3Dimethyl ether) + Dimethyl ether = (Sodium ion (1+) bullet 4Dimethyl ether)

By formula: (Na+ bullet 3C2H6O) + C2H6O = (Na+ bullet 4C2H6O)

Quantity Value Units Method Reference Comment
Deltar14.6 ± 1.0kcal/molCIDTRodgers and Armentrout, 2000RCD
Deltar13.9 ± 1.0kcal/molCIDTMore, Ray, et al., 1997RCD

(Potassium ion (1+) bullet 2Dimethyl ether) + Dimethyl ether = (Potassium ion (1+) bullet 3Dimethyl ether)

By formula: (K+ bullet 2C2H6O) + C2H6O = (K+ bullet 3C2H6O)

Quantity Value Units Method Reference Comment
Deltar13.6 ± 1.0kcal/molCIDTRodgers and Armentrout, 2000RCD

(Potassium ion (1+) bullet 3Dimethyl ether) + Dimethyl ether = (Potassium ion (1+) bullet 4Dimethyl ether)

By formula: (K+ bullet 3C2H6O) + C2H6O = (K+ bullet 4C2H6O)

Quantity Value Units Method Reference Comment
Deltar12.0 ± 1.9kcal/molCIDTRodgers and Armentrout, 2000RCD

(Cesium ion (1+) bullet 2Dimethyl ether) + Dimethyl ether = (Cesium ion (1+) bullet 3Dimethyl ether)

By formula: (Cs+ bullet 2C2H6O) + C2H6O = (Cs+ bullet 3C2H6O)

Quantity Value Units Method Reference Comment
Deltar9.6 ± 2.2kcal/molCIDTRodgers and Armentrout, 2000RCD

(Cesium ion (1+) bullet Dimethyl ether) + Dimethyl ether = (Cesium ion (1+) bullet 2Dimethyl ether)

By formula: (Cs+ bullet C2H6O) + C2H6O = (Cs+ bullet 2C2H6O)

Quantity Value Units Method Reference Comment
Deltar11.2 ± 1.4kcal/molCIDTRodgers and Armentrout, 2000RCD

(Rubidium ion (1+) bullet 2Dimethyl ether) + Dimethyl ether = (Rubidium ion (1+) bullet 3Dimethyl ether)

By formula: (Rb+ bullet 2C2H6O) + C2H6O = (Rb+ bullet 3C2H6O)

Quantity Value Units Method Reference Comment
Deltar8.8 ± 2.6kcal/molCIDTRodgers and Armentrout, 2000RCD

(Rubidium ion (1+) bullet Dimethyl ether) + Dimethyl ether = (Rubidium ion (1+) bullet 2Dimethyl ether)

By formula: (Rb+ bullet C2H6O) + C2H6O = (Rb+ bullet 2C2H6O)

Quantity Value Units Method Reference Comment
Deltar13.1 ± 1.2kcal/molCIDTRodgers and Armentrout, 2000RCD

(Potassium ion (1+) bullet Dimethyl ether) + Dimethyl ether = (Potassium ion (1+) bullet 2Dimethyl ether)

By formula: (K+ bullet C2H6O) + C2H6O = (K+ bullet 2C2H6O)

Quantity Value Units Method Reference Comment
Deltar16.5 ± 1.2kcal/molCIDTRodgers and Armentrout, 2000RCD

(Copper ion (1+) bullet 2Dimethyl ether) + Dimethyl ether = (Copper ion (1+) bullet 3Dimethyl ether)

By formula: (Cu+ bullet 2C2H6O) + C2H6O = (Cu+ bullet 3C2H6O)

Quantity Value Units Method Reference Comment
Deltar13.1 ± 1.0kcal/molCIDTKoizumi, 2001RCD

(Copper ion (1+) bullet 3Dimethyl ether) + Dimethyl ether = (Copper ion (1+) bullet 4Dimethyl ether)

By formula: (Cu+ bullet 3C2H6O) + C2H6O = (Cu+ bullet 4C2H6O)

Quantity Value Units Method Reference Comment
Deltar10.8 ± 2.4kcal/molCIDTKoizumi, 2001RCD

(Copper ion (1+) bullet Dimethyl ether) + Dimethyl ether = (Copper ion (1+) bullet 2Dimethyl ether)

By formula: (Cu+ bullet C2H6O) + C2H6O = (Cu+ bullet 2C2H6O)

Quantity Value Units Method Reference Comment
Deltar46.1 ± 1.9kcal/molCIDTKoizumi, 2001RCD

Cesium ion (1+) + Dimethyl ether = (Cesium ion (1+) bullet Dimethyl ether)

By formula: Cs+ + C2H6O = (Cs+ bullet C2H6O)

Quantity Value Units Method Reference Comment
Deltar13.6 ± 1.2kcal/molCIDTRodgers and Armentrout, 2000RCD

Rubidium ion (1+) + Dimethyl ether = (Rubidium ion (1+) bullet Dimethyl ether)

By formula: Rb+ + C2H6O = (Rb+ bullet C2H6O)

Quantity Value Units Method Reference Comment
Deltar14.8 ± 2.2kcal/molCIDTRodgers and Armentrout, 2000RCD

References

Go To: Top, Reaction thermochemistry data, Notes

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

Rodgers and Armentrout, 2000
Rodgers, M.T.; Armentrout, P.B., Noncovalent Metal-Ligand Bond Energies as Studied by Threshold Collision-Induced Dissociation, Mass Spectrom. Rev., 2000, 19, 4, 215, https://doi.org/10.1002/1098-2787(200007)19:4<215::AID-MAS2>3.0.CO;2-X . [all data]

Woodin and Beauchamp, 1978
Woodin, R.L.; Beauchamp, J.L., Bonding of Li+ to Lewis Bases in the Gas Phase. Reversals in Methyl Substituent Effects for Different Reference Acids, J. Am. Chem. Soc., 1978, 100, 2, 501, https://doi.org/10.1021/ja00470a024 . [all data]

Dzidic and Kebarle, 1970
Dzidic, I.; Kebarle, P., Hydration of the Alkali Ions in the Gas Phase. Enthalpies and Entropies of Reactions M+(H2O)n-1 + H2O = M+(H2O)n, J. Phys. Chem., 1970, 74, 7, 1466, https://doi.org/10.1021/j100702a013 . [all data]

Staley and Beauchamp, 1975
Staley, R.H.; Beauchamp, J.L., Intrinsic Acid - Base Properties of Molecules. Binding Energies of Li+ to pi - and n - Donor Bases, J. Am. Chem. Soc., 1975, 97, 20, 5920, https://doi.org/10.1021/ja00853a050 . [all data]

More, Gledening, et al., 1996
More, M.B.; Gledening, E.D.; Ray, D.; Feller, D.; Armentrout, P.B., Cation-Ether Complexes in the Gas Phase: Bond Dissociation Energies and Equilibrium Structures of Li+[O(CH3)2]x, x=1-4, J. Phys. Chem., 1996, 100, 5, 1605, https://doi.org/10.1021/jp9523175 . [all data]

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

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

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

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

Amicangelo and Armentrout, 2001
Amicangelo, J.C.; Armentrout, P.B., Relative and Absolute Bond Dissociation Energies of Sodium Cation Complexes Determined Using Competitive Collision-Induced Dissociation Experiments, Int. J. Mass Spectrom., 2001, 212, 1-3, 301, https://doi.org/10.1016/S1387-3806(01)00494-8 . [all data]

Armentrout and Rodgers, 2000
Armentrout, P.B.; Rodgers, M.T., An Absolute Sodium Cation Affinity Scale: Threshold Collision-Induced Dissociation Experiments and ab Initio Theory, J. Phys. Chem A, 2000, 104, 11, 2238, https://doi.org/10.1021/jp991716n . [all data]

More, Ray, et al., 1997
More, M.B.; Ray, D.; Armentrout, P.B., Cation-ether complexes in the gas phase: Bond dissociation energies of Na+(dimethyl ether)(x), x=1-4; Na+(1,2-dimethoxyethane)(x), x=1 and 2; and Na+(12-crown-4), J. Phys. Chem. AJOURNAL OF PHYSICAL CHEMISTRY A 101 (5): 831-839 JAN 30 1997, 1997, 101, 831. [all data]

McMahon and Ohanessian, 2000
McMahon, T.B.; Ohanessian, G., An Experimental and Ab Initio Study of the Nature of the Binding in Gas-Phase Complexes of Sodium Ions, Chem. Eur. J., 2000, 6, 16, 2931, https://doi.org/10.1002/1521-3765(20000818)6:16<2931::AID-CHEM2931>3.0.CO;2-7 . [all data]

Meot-Ner (Mautner), 1989
Meot-Ner (Mautner), M., Ion DChemistry of Ferrocene. Thermochemistry of Ionization and Protonation and Solvent Clustering. Slow and Entropy - Driven Proton - Transfer Kinetics, J. Am. Chem. Soc., 1989, 111, 8, 2830, https://doi.org/10.1021/ja00190a014 . [all data]

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

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

Davidson and Kebarle, 1976
Davidson, W.R.; Kebarle, P., Binding Energies and Stabilities of Potassium Ion Complexes with Ethylene Diamine and Dimethoxyethane (Glyme) from Measurements of the Complexing Equilibria in the Gas Phase, Can. J. Chem., 1976, 54, 16, 2594, https://doi.org/10.1139/v76-368 . [all data]

Davidson and Kebarle, 1976, 2
Davidson, W.R.; Kebarle, P., Binding Energies and Stabilities of Potassium Ion Complexes from Studies of Gas Phase Ion Equilibria K+ + M = K+.M, J. Am. Chem. Soc., 1976, 98, 20, 6133, https://doi.org/10.1021/ja00436a011 . [all data]

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

Meot-Ner, 1984
Meot-Ner, (Mautner)M., The Ionic Hydrogen Bond and Ion Solvation. 1. -NH+ O-, -NH+ N- and -OH+ O- Bonds. Correlations with Proton Affinity. Deviations Due to Structural Effects, J. Am. Chem. Soc., 1984, 106, 5, 1257, https://doi.org/10.1021/ja00317a015 . [all data]

Bogdanov, Lee, et al., 2001
Bogdanov, B.; Lee, H.J.S.; McMahon, T.B., Influence of fluorine substitution on the structures and thermochemistry of chloride ion-ether complexes in the gas phase, Int. J. Mass Spectrom., 2001, 210, 387-402, https://doi.org/10.1016/S1387-3806(01)00404-3 . [all data]

DePuy, Bierbaum, et al., 1984
DePuy, C.H.; Bierbaum, V.M.; Damrauer, R., Relative Gas-Phase Acidities of the Alkanes, J. Am. Chem. Soc., 1984, 106, 4051. [all data]

Koizumi, 2001
Koizumi, H., Collision-Induced Dissociation and Theoretical Studies of Cu+-Dimethyl Ether Complexes, J.Phys. Chem. A, 2001, 105, 11, 2444, https://doi.org/10.1021/jp003509p . [all data]


Notes

Go To: Top, Reaction thermochemistry data, References