Oxalyl chloride
- Formula: C2Cl2O2
- Molecular weight: 126.926
- IUPAC Standard InChI: InChI=1S/C2Cl2O2/c3-1(5)2(4)6
- IUPAC Standard InChIKey: CTSLXHKWHWQRSH-UHFFFAOYSA-N
- CAS Registry Number: 79-37-8
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Ethanedioyl dichloride; Ethanedioyl chloride; Oxalic acid dichloride; Oxalic dichloride; Oxaloyl chloride; Oxalyl dichloride; (COCl)2
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, References, Notes
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 | -335.8 ± 6.3 | kJ/mol | Ccr | Walker and Prophet, 1967 | Reanalyzed by Pedley, Naylor, et al., 1986, Original value = -326. ± 5.9 kJ/mol |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, References, Notes
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 | -367.6 ± 4.7 | kJ/mol | Ccr | Walker and Prophet, 1967 | Reanalyzed by Pedley, Naylor, et al., 1986, Original value = -358. ± 2. kJ/mol |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°liquid | -417. ± 2. | kJ/mol | Ccr | Walker and Prophet, 1967 |
References
Go To: Top, Gas phase thermochemistry data, 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.
Walker and Prophet, 1967
Walker, L.C.; Prophet, H.,
Enthalpy of formation of oxalyl chloride and the COCl radical,
Trans. Faraday Soc., 1967, 63, 879-882. [all data]
Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P.,
Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry 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 - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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