Butanedioic acid
- Formula: C4H6O4
- Molecular weight: 118.0880
- IUPAC Standard InChI: InChI=1S/C4H6O4/c5-3(6)1-2-4(7)8/h1-2H2,(H,5,6)(H,7,8)
- IUPAC Standard InChIKey: KDYFGRWQOYBRFD-UHFFFAOYSA-N
- CAS Registry Number: 110-15-6
- 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. - Other names: Succinic acid; Amber acid; Asuccin; Bernsteinsaure; Dihydrofumaric acid; Katasuccin; Wormwood acid; 1,2-Ethanedicarboxylic acid; Ethanedicarboxylic acid; Wormwood; Kyselina jantarova; Acid of amber; Ethylene succinic acid; Sal succini; Salt of amber; Succinellite; 1,4-Butanedioic acid; NSC 106449
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Condensed phase thermochemistry data
Go To: Top, References, Notes
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
DH - Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | -940. ± 2. | kJ/mol | AVG | N/A | Average of 7 values; Individual data points |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -1491. ± 3. | kJ/mol | AVG | N/A | Average of 16 values; Individual data points |
| Quantity | Value | Units | Method | Reference | Comment |
| S°solid,1 bar | 167.32 | J/mol*K | N/A | Vanderzee and Westrum, 1970 | DH |
| S°solid,1 bar | 175.7 | J/mol*K | N/A | Parks and Huffman, 1930 | crystaline, I phase; Extrapolation below 90 K, 55.10 J/mol*K.; DH |
Constant pressure heat capacity of solid
| Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 152.93 | 298.15 | Vanderzee and Westrum, 1970 | T = 5 to 328 K.; DH |
| 164.0 | 323. | Satoh and Sogabe, 1939 | T = 0 to 100°C. Mean value.; DH |
| 149.8 | 289.8 | Parks and Huffman, 1930 | crystaline, I phase; T = 93 to 290 K. Value is unsmoothed experimental datum.; DH |
References
Go To: Top, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Vanderzee and Westrum, 1970
Vanderzee, C.E.; Westrum, E.F., Jr.,
Succinic acid. Heat capacities and thermodynamic properties from 5 to 328K. An efficient drying procedure,
J. Chem. Thermodynam., 1970, 2, 681-687. [all data]
Parks and Huffman, 1930
Parks, G.S.; Huffman, H.M.,
Thermal data on organic compounds. IX. A study of the effect of unsaturation on the heat capacities, entropies and free energies of some hydrocarbons and other compounds,
J. Am. Chem. Soc., 1930, 52, 4381-4391. [all data]
Satoh and Sogabe, 1939
Satoh, S.; Sogabe, T.,
The specific heats of some solid aliphatic acids and their ammonium salts and the atomic heat of nitrogen,
Sci. Pap. Inst. Phys. Chem. Res. (Tokyo), 1939, 36, 97-105. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid S°solid,1 bar Entropy of solid at standard conditions (1 bar) ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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