3-Pentynoic acid
- Formula: C5H6O2
- Molecular weight: 98.0999
- IUPAC Standard InChI: InChI=1S/C5H6O2/c1-2-3-4-5(6)7/h4H2,1H3,(H,6,7)
- IUPAC Standard InChIKey: NIZKVZYBUGUDTI-UHFFFAOYSA-N
- CAS Registry Number: 36781-65-4
- Chemical structure:
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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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
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Individual Reactions
2 +
=
By formula: 2H2 + C5H6O2 = C5H10O2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -65.8 ± 1.2 | kcal/mol | Chyd | Flitcroft and Skinner, 1958 | liquid phase |
References
Go To: Top, Reaction thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Flitcroft and Skinner, 1958
Flitcroft, T.L.; Skinner, H.A.,
Heats of hydrogenation Part 2.-Acetylene derivatives,
Trans. Faraday Soc., 1958, 54, 47-53. [all data]
Notes
Go To: Top, Reaction thermochemistry data, References
- Symbols used in this document:
ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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