Acetic acid, dichloro-
- Formula: C2H2Cl2O2
- Molecular weight: 128.942
- IUPAC Standard InChIKey: JXTHNDFMNIQAHM-UHFFFAOYSA-N
- CAS Registry Number: 79-43-6
- 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: Dichloracetic acid; Dichlorethanoic acid; Dichloroacetic acid; Dichloroethanoic acid; Urner's liquid; 2,2-Dichloroacetic acid; Bichloracetic acid; DCA; Kyselina dichloroctova; UN 1764; Acetic acid, 2,2-dichloro-; DCA (acid); NSC 2654
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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 |
---|---|---|---|---|---|
ΔcH°liquid | -624. ± 4. | kJ/mol | Ccb | Smith, Bjellerup, et al., 1953 | ALS |
ΔcH°liquid | -619.7 | kJ/mol | Ccb | Schjanberg, 1935 | ALS |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
207. | 291. to 323. | Pickering, 1895 | T = 253 to 323 K.; DH |
Constant pressure heat capacity of solid
Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
182.30 | 280.31 | Glasgow and Timmerman, 1961 | T = -180 to 7°C. 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.
Smith, Bjellerup, et al., 1953
Smith, L.; Bjellerup, L.; Krook, S.; Westermark, H.,
Heats of combustion of organic chloro compounds determined by the "quartz wool" method,
Acta Chem. Scand., 1953, 7, 65. [all data]
Schjanberg, 1935
Schjanberg, E.,
Die Verbrennungswarmen und die Refraktionsdaten einiger chlorsubstituierter Fettsauren und Ester.,
Z. Phys. Chem. Abt. A, 1935, 172, 197-233. [all data]
Pickering, 1895
Pickering, S.U.,
A comparison of some properties of acetic acid and its chloro- and bromo-derivatives,
J. Chem. Soc., 1895, 67, 664-684. [all data]
Glasgow and Timmerman, 1961
Glasgow, A.R.; Timmerman, J.,
Some physical properties of monochloro-, dichloro-, and monobromoacetic acids at 1 atmosphere,
Bull. Soc. Chim. Belg., 1961, 70, 599-622. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Cp,solid Constant pressure heat capacity of solid ΔcH°liquid Enthalpy of combustion of liquid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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