CH2=C=CMe anion
- Formula: C4H5-
- Molecular weight: 53.0830
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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
Protonation reactions
C4H5- + =
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 384.3 ± 2.1 | kcal/mol | G+TS | N/A | gas phase; Relative to dGacid(MeOH)= 375. Acid: MeCH=C=CH2 |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 376.2 ± 2.0 | kcal/mol | IMRE | N/A | gas phase; Relative to dGacid(MeOH)= 375. Acid: MeCH=C=CH2 |
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.
No reference data available.
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
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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