2-Methylene-3-butenoic acid ethyl ester
- Formula: C7H10O2
- Molecular weight: 126.1531
- IUPAC Standard InChI: InChI=1S/C7H10O2/c1-4-6(3)7(8)9-5-2/h4H,1,3,5H2,2H3
- IUPAC Standard InChIKey: VCIGZCZEWQKTQR-UHFFFAOYSA-N
- CAS Registry Number: 44804-88-8
- Chemical structure:
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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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -69.2 ± 0.7 | kcal/mol | Ccb | Schjanberg, 1938 | Heat of formation derived by Cox and Pilcher, 1970 |
Condensed 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°liquid | -80.8 ± 0.6 | kcal/mol | Ccb | Schjanberg, 1938 | Heat of formation derived by Cox and Pilcher, 1970 |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°liquid | -919.10 ± 0.60 | kcal/mol | Ccb | Schjanberg, 1938 | Reanalyzed by Cox and Pilcher, 1970, Original value = -918.8 ± 0.2 kcal/mol; Corresponding ΔfHºliquid = -80.83 kcal/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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔvapH° | 9.4 | kcal/mol | V | Schjanberg, 1938 | ALS |
| ΔvapH° | 11.6 ± 0.3 | kcal/mol | E | Schjanberg, 1938 | Heat of formation derived by Cox and Pilcher, 1970; ALS |
| ΔvapH° | 11.5 | kcal/mol | N/A | Schjanberg, 1938 | DRB |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change 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.,
Die verbrennungswarmen, die refraktionsdaten und die alkalische verseifung der athylester der β-vinylacryl saure und der drei pentinsauren,
Z. Phys. Chem., 1938, 181, 430-440. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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