7-Me-cycloheptatrienide anion
- Formula: C8H9-
- Molecular weight: 105.1576
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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
C8H9- + =
By formula: C8H9- + H+ = C8H10
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 371.0 ± 2.5 | kcal/mol | G+TS | Mishima, Kinoshita, et al., 2002 | gas phase; Reprotonation likely to be on C-1, giving 1-alkyl-cycloheptatriene - JEB |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 363.3 ± 2.0 | kcal/mol | IMRE | Mishima, Kinoshita, et al., 2002 | gas phase; Reprotonation likely to be on C-1, giving 1-alkyl-cycloheptatriene - JEB |
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, Kinoshita, et al., 2002
Mishima, M.; Kinoshita, T.; Hattori, Y.; Takeuchi, K.,
Gas-phase acidities of cycloheptatrienes: effects of alkyl groups on the stability of carbanions,
Eur. J. Mass Spectrom., 2002, 8, 1, 359-366, https://doi.org/10.1255/ejms.499
. [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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