1H-Pyrrole-2,5-dione anion
- Formula: C4H3NO2-
- Molecular weight: 97.0727
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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 | -346. ± 23. | kJ/mol | R-EA | Paul and Kebarle, 1989 | ΔGea(423 K) = -26.2±1 kcal/mol, ΔS = -1±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.
Paul and Kebarle, 1989
Paul, G.; Kebarle, P.,
Electron Affinities of Cyclic Unsaturated Dicarbonyls: Maleic Anhydrides, Maleimides, and Cyclopentendione,
J. Am. Chem. Soc., 1989, 111, 2, 464, https://doi.org/10.1021/ja00184a009
. [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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