MeOSiO anion
- Formula: CH3O2Si-
- Molecular weight: 75.1194
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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 by: John E. Bartmess
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Individual Reactions
CH3O2Si- + = CH4O2Si
By formula: CH3O2Si- + H+ = CH4O2Si
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 361.4 ± 6.1 | kcal/mol | G+TS | Damrauer and Krempp, 1990 | gas phase; Between EtCHO,(Me3Si)2NH. Value revised, based on data in Grimm and Bartmess, 1992. |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 354.0 ± 6.0 | kcal/mol | IMRB | Damrauer and Krempp, 1990 | gas phase; Between EtCHO,(Me3Si)2NH. Value revised, based on data in Grimm and Bartmess, 1992. |
Gas phase ion energetics 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: John E. Bartmess
Protonation reactions
CH3O2Si- + = CH4O2Si
By formula: CH3O2Si- + H+ = CH4O2Si
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 361.4 ± 6.1 | kcal/mol | G+TS | Damrauer and Krempp, 1990 | gas phase; Between EtCHO,(Me3Si)2NH. Value revised, based on data in Grimm and Bartmess, 1992. |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 354.0 ± 6.0 | kcal/mol | IMRB | Damrauer and Krempp, 1990 | gas phase; Between EtCHO,(Me3Si)2NH. Value revised, based on data in Grimm and Bartmess, 1992. |
References
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Damrauer and Krempp, 1990
Damrauer, R.; Krempp, M.,
Gas Phase Ion-Molecule Chemistry of Methoxy-Substituted Silanes: Collision Induced Decomposition of Siloxide Ions Leading to Anions of Silaacetaldehyde and Methyl Silaformate,
Organomet., 1990, 9, 4, 999, https://doi.org/10.1021/om00118a015
. [all data]
Grimm and Bartmess, 1992
Grimm, D.T.; Bartmess, J.E.,
The Intrinsic (Gas Phase) Basicity of some Anions Commonly Used in Condensed-Phase Synthesis,
J. Am. Chem. Soc., 1992, 114, 4, 1227, https://doi.org/10.1021/ja00030a016
. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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