cubanide anion
- Formula: C8H7-
- Molecular weight: 103.1417
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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
Electron affinity of neutral species
| EAneutral (eV) | Method | Reference | Comment |
|---|---|---|---|
| 0.50 ± 0.10 | IMRB | Hare, Emrick, et al., 1997 | Between CS2, MeNO2 |
Protonation reactions
C8H7- + =
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 403.4 ± 3.1 | kcal/mol | G+TS | Hare, Emrick, et al., 1997 | gas phase; Comparable to ammonia; D exchange with ND3 |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 396.5 ± 3.0 | kcal/mol | IMRB | Hare, Emrick, et al., 1997 | gas phase; Comparable to ammonia; D exchange with ND3 |
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.
Hare, Emrick, et al., 1997
Hare, M.; Emrick, T.; Eaton, P.E.; Kass, S.R.,
Cubyl Anion Formation and an Experimental Determination of the Acidity and C-H Bond Dissociation Energy of Cubane,
J. Am. Chem. Soc., 1997, 119, 1, 237, https://doi.org/10.1021/ja9627858
. [all data]
Notes
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- 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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