2,6-Dimethyl-2,5-cycloxehadien-1,4-dione anion
- Formula: C8H8O2-
- Molecular weight: 136.1485
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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 | -87.7 ± 2.4 | kcal/mol | R-EA | Heinis, Chowdhury, et al., 1988 | ΔGea(423 K) = -39.3 kcal/mol; ΔSea (estimated) = -3.3 eu |
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.
Heinis, Chowdhury, et al., 1988
Heinis, T.; Chowdhury, S.; Scott, S.L.; Kebarle, P.,
Electron Affinities of Benzo-, Naphtho-, and Anthraquinones Determined from Gas-Phase Equilibria Measurements,
J. Am. Chem. Soc., 1988, 110, 2, 400, https://doi.org/10.1021/ja00210a015
. [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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