cyclobutane-1,2-dicarboxylic acid
- Formula: C6H8O4
- Molecular weight: 144.1253
- IUPAC Standard InChI: InChI=1S/C6H8O4/c7-5(8)3-1-2-4(3)6(9)10/h3-4H,1-2H2,(H,7,8)(H,9,10)
- IUPAC Standard InChIKey: SUSAGCZZQKACKE-UHFFFAOYSA-N
- CAS Registry Number: 3396-14-3
- 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: 1,2-Cyclobutanedicarboxylic acid
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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°solid | -838.1 ± 4.0 | kJ/mol | Ccb | Gutner, Ryadnenko, et al., 1984 | Hf(liq)=-838.9±4.1 kJ/mol |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -2666.3 ± 4.0 | kJ/mol | Ccb | Gutner, Ryadnenko, et al., 1984 | Hf(liq)=-838.9±4.1 kJ/mol; Corresponding ΔfHºsolid = -838.1 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 120.0 ± 0.9 | kJ/mol | C | Al-Takhin, Pilcher, et al., 1983 |
References
Go To: Top, 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.
Gutner, Ryadnenko, et al., 1984
Gutner, N.M.; Ryadnenko, V.L.; Karpenko, N.A.; Makhinya, E.F.; Kiseleva, N.N.,
Standard enthalpies of formation of some cyclic derivatives,
Probl. Kalorim. Khim. Termodin., Dokl. Vses. Konf., 10th, 1984, 1, 196-198. [all data]
Al-Takhin, Pilcher, et al., 1983
Al-Takhin, G.; Pilcher, G.; Bickerton, J.,
Standard enthalpies of formation of diamine(dicarboxylato)platinum(II) complexes and of bis(pentane-2,4-dionato)platinum(II): the mean Pt-O bond dissociation enthalpies,
J. Chem. Soc. Dalton Trans., 1983, 2657-2659. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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