Acetic acid, chloro-
- Formula: C2H3ClO2
- Molecular weight: 94.497
- IUPAC Standard InChI: InChI=1S/C2H3ClO2/c3-1-2(4)5/h1H2,(H,4,5)
- IUPAC Standard InChIKey: FOCAUTSVDIKZOP-UHFFFAOYSA-N
- CAS Registry Number: 79-11-8
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: α-Chloroacetic acid; Chloroacetic acid; Chloroethanoic acid; Monochloroethanoic acid; CH2ClCOOH; Chloracetic acid; Monochloracetic acid; Monochloroacetic acid; Acide chloracetique; Acidomonocloroacetico; Monochloorazijnzuur; Monochloressigsaeure; MCA; Acide monochloracetique; Kyselina chloroctova; NCI-C60231; UN 1751; Acetic acid, 2-chloro-; NSC 142
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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:
DH - Eugene S. Domalski and Elizabeth D. Hearing
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔcH°solid | -729. ± 4. | kJ/mol | Ccb | Smith, Bjellerup, et al., 1953 | ALS |
| ΔcH°solid | -726.8 | kJ/mol | Ccb | Schjanberg, 1935 | ALS |
Constant pressure heat capacity of liquid
| Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 179.9 | 321.05 | Urazovskii and Sidorov, 1950 | T = 47 to 65°C. Value is unsmoothed experimental datum. Maxima at 50.7, 56.9, and 61.2°C.; DH |
Constant pressure heat capacity of solid
| Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 144. | 288. to 318. | Pickering, 1895 | T = 288 to 349 K.; 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]
Urazovskii and Sidorov, 1950
Urazovskii, S.S.; Sidorov, I.A.,
Concerning singularities in the temperature dependence of the specific heat of liquids and the nature of phase transitions of the second kind,
Doklady Akad. Nauk, 1950, SSSR 70, 859-862. [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]
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°solid Enthalpy of combustion of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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