(mesityl)2C=C(Ph)O anion
- Formula: C26H27O-
- Molecular weight: 355.4925
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Gas phase ion energetics 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
Protonation reactions
C26H27O- + = C26H28O
By formula: C26H27O- + H+ = C26H28O
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 336.5 ± 2.5 | kcal/mol | G+TS | Mishima, Mustanir, et al., 2000 | gas phase; Keto acidity; enol acidity=328.7: 323 K |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 329.3 ± 2.0 | kcal/mol | IMRE | Mishima, Mustanir, et al., 2000 | gas phase; Keto acidity; enol acidity=328.7: 323 K |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Mishima, Mustanir, et al., 2000
Mishima, M.; Mustanir; Eventova, I.; Rappoport, Z.,
Acidities and pK(Enol) values of stable simple enols in the gas phase,
J. Chem. Soc. Perkin Trans., 2000, 2, 7, 1505-1512, https://doi.org/10.1039/b001155j
. [all data]
Notes
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- 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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