(E)-pent-3-en-1-oic acid
- Formula: C5H8O2
- Molecular weight: 100.1158
- IUPAC Standard InChIKey: UIUWNILCHFBLEQ-NSCUHMNNSA-N
- CAS Registry Number: 1617-32-9
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Stereoisomers:
- Other names: 3-Pentenoic acid, (E)-
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Condensed phase thermochemistry data
Go To: Top, Phase change data, Gas phase ion energetics data, References, Notes
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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔcH°liquid | -4029. | kJ/mol | Cm | Schjanberg, 1938 | Corresponding ΔfHºliquid = 918.0 kJ/mol (simple calculation by NIST; no Washburn corrections) |
Phase change 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: Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tc | 666.9 | K | N/A | D'Souza and Teja, 1987 | Uncertainty assigned by TRC = 3. K; Ambrose's procedure |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 41.8704 | bar | N/A | D'Souza and Teja, 1987 | Uncertainty assigned by TRC = 1.00 bar; Ambrose's procedure |
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 as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.41 | PE | Holmes, Terlouw, et al., 1979 | LLK |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Schjanberg, 1938
Schjanberg, E.,
Cis-pentensyreetylestrarnas forbranningsvarmen, refraktionsdata och alkaliska hydrolys,
Svensk. Kim. Tidr., 1938, 50, 102-106. [all data]
D'Souza and Teja, 1987
D'Souza, R.; Teja, A.S.,
The prediction of the vapor pressures of carboxylic acids,
Chem. Eng. Commun., 1987, 61, 13. [all data]
Holmes, Terlouw, et al., 1979
Holmes, J.L.; Terlouw, J.K.; Vijfhuizen, P.C.; A'Campo, C.,
Metastable ion studies XII-Molecular and fragment ion structures for isomeric C4H6O2 acids,
Org. Mass Spectrom., 1979, 14, 204. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
Pc Critical pressure Tc Critical temperature ΔcH°liquid Enthalpy of combustion of liquid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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