m-benzyne radical anion
- Formula: C6H4-
- Molecular weight: 76.0965
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Gas phase 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
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | 428. ± 13. | kJ/mol | R-EA | Wenthold, Hu, et al., 1996 | Triplet state 21.0±0.3 kcal/mol up. |
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.
Wenthold, Hu, et al., 1996
Wenthold, P.G.; Hu, J.; Squires, R.R.,
o-, m-, and p-Benzyne Negative Ions in the Gas Phase: Synthesis, Authentication, and Thermochemistry,
J. Am. Chem. Soc., 1996, 118, 47, 11865, https://doi.org/10.1021/ja960663+
. [all data]
Notes
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- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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