CH2=CHNO2 radical anion
- Formula: C2H3NO2-
- Molecular weight: 73.0513
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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 | <-24.6 ± 3.6 | kcal/mol | Acid | Bartmess, 1980 | Computations indicate HOF(A-) ca. -10, EA ca. 19 kcal/mol |
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
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
C2H3NO2- + = C4H8N2O4-
By formula: C2H3NO2- + C2H5NO2 = C4H8N2O4-
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 15.70 ± 0.80 | kcal/mol | TDAs | Wincel, 2004 | gas phase |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 8.50 | kcal/mol | TDAs | Wincel, 2004 | gas phase |
References
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Bartmess, 1980
Bartmess, J.E.,
Solvent effects on ion-molecule reactions. Vinyl anions vs. conjugate addition,
J. Am. Chem. Soc., 1980, 102, 2483. [all data]
Wincel, 2004
Wincel, H.,
Gas-phase clustering reactions of NO2-, C2H3NO2-, C2H4NO2-C2H5NO2- and C2H5NO4- with C2H5NO2,
Int. J. Mass Spectrom., 2004, 232, 2, 185-194, https://doi.org/10.1016/j.ijms.2004.01.003
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, References
- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions 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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