Me3SiO anion
- Formula: C3H9OSi-
- Molecular weight: 89.1890
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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
C3H9OSi- + =
By formula: C3H9OSi- + H+ = C3H10OSi
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 362.9 ± 4.6 | kcal/mol | G+TS | Angelini, Johnson, et al., 1991 | gas phase; Between CF2HCH2OH, CF3CH2OH |
| ΔrH° | 358.9 ± 4.1 | kcal/mol | G+TS | Damrauer, Simon, et al., 1991 | gas phase; between pyrrole, CF3CH2OH |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 356.5 ± 4.5 | kcal/mol | IMRB | Angelini, Johnson, et al., 1991 | gas phase; Between CF2HCH2OH, CF3CH2OH |
| ΔrG° | 352.5 ± 4.0 | kcal/mol | IMRB | Damrauer, Simon, et al., 1991 | gas phase; between pyrrole, CF3CH2OH |
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
Electron affinity of neutral species
| EAneutral (eV) | Method | Reference | Comment |
|---|---|---|---|
| 3.17 ± 0.22 | D-EA | Damrauer, Simon, et al., 1991 | between pyrrole, CF3CH2OH |
Protonation reactions
C3H9OSi- + =
By formula: C3H9OSi- + H+ = C3H10OSi
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 362.9 ± 4.6 | kcal/mol | G+TS | Angelini, Johnson, et al., 1991 | gas phase; Between CF2HCH2OH, CF3CH2OH |
| ΔrH° | 358.9 ± 4.1 | kcal/mol | G+TS | Damrauer, Simon, et al., 1991 | gas phase; between pyrrole, CF3CH2OH |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 356.5 ± 4.5 | kcal/mol | IMRB | Angelini, Johnson, et al., 1991 | gas phase; Between CF2HCH2OH, CF3CH2OH |
| ΔrG° | 352.5 ± 4.0 | kcal/mol | IMRB | Damrauer, Simon, et al., 1991 | gas phase; between pyrrole, CF3CH2OH |
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.
Angelini, Johnson, et al., 1991
Angelini, G.; Johnson, C.E.; Brauman, J.I.,
Addition and Deprotonation in Reactions of Hydroxide Ion with a beta-Hydroxysilane,
Int. J. Mass Spectrom. Ion Proc., 1991, 109, 1, https://doi.org/10.1016/0168-1176(91)85093-2
. [all data]
Damrauer, Simon, et al., 1991
Damrauer, R.; Simon, R.; Krempp, M.,
Effect of Substituents on the Gas-Phase Acidity of Silanols,
J. Am. Chem. Soc., 1991, 113, 12, 4431, https://doi.org/10.1021/ja00012a009
. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
EAneutral Electron affinity of neutral species 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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