Phosgene
- Formula: CCl2O
- Molecular weight: 98.916
- IUPAC Standard InChI: InChI=1S/CCl2O/c2-1(3)4
- IUPAC Standard InChIKey: YGYAWVDWMABLBF-UHFFFAOYSA-N
- CAS Registry Number: 75-44-5
- 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: Carbonyl dichloride; Carbonic dichloride; Carbon dichloride oxide; Carbon oxychloride; Carbonyl chloride; Chloroformyl chloride; CG; COCl2; Carbone (oxychlorure de); Carbonic chloride; Carbonio (ossicloruro di); Carbonylchlorid; Fosgeen; Fosgen; Fosgene; Koolstofoxychloride; NCI-C60219; Phosgen; Rcra waste number P095; UN 1076; Dichloroformaldehyde
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Condensed phase thermochemistry data
Go To: Top, IR Spectrum, Gas Chromatography, 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: Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| S°liquid | 46.080 | cal/mol*K | N/A | Giauque and Ott, 1960 | Data for liquid from 48GIA/JON. |
| S°liquid | 47.349 | cal/mol*K | N/A | Giauque and Jones, 1948 | A value of S0 of 6.82 J/mol*K has been added to the calorimetric value of S280-S0. |
Constant pressure heat capacity of liquid
| Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 24.520 | 160.55 | Giauque and Ott, 1960 | T = 13 to 160 K. Value is unsmoothed experimental datum. |
| 24.089 | 280. | Giauque and Jones, 1948 | T = 15 to 280 K. |
IR Spectrum
Go To: Top, Condensed phase thermochemistry data, Gas Chromatography, References, Notes
Data compiled by: Coblentz Society, Inc.
- Not specified, most likely a prism, grating, or hybrid spectrometer.; (NO SPECTRUM, ONLY SCANNED IMAGE IS AVAILABLE)
- GAS; Not specified, most likely a prism, grating, or hybrid spectrometer.; DIGITIZED BY NIST FROM HARD COPY; 4 cm-1 resolution
- GAS (100 mmHg, N2 ADDED, TOTAL PRESSURE 600 mmHg); DOW KBr FOREPRISM-GRATING; DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 2 cm-1 resolution
Gas Chromatography
Go To: Top, Condensed phase thermochemistry data, IR Spectrum, 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | OV-101 | 416. | Zenkevich, 2005 | 25. m/0.20 mm/0.10 μm, N2/He, 6. K/min; Tstart: 50. C; Tend: 250. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Porapack Q | 425. | Zenkevich and Rodin, 2004 | Program: not specified |
References
Go To: Top, Condensed phase thermochemistry data, IR Spectrum, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Giauque and Ott, 1960
Giauque, W.F.; Ott, J.B.,
The three melting points and heats of fusion of phosgene. Entropy of solids I and II, and atomic exchange disorder in solid II,
J. Am. Chem. Soc., 1960, 82, 2689-2695. [all data]
Giauque and Jones, 1948
Giauque, W.F.; Jones, W.M.,
Carbonyl chloride. Entropy. Heat capacity. Vapor pressure. Heats of fusion and vaporization. Comments on solid sulfur dioxide structure,
J. Am. Chem. Soc., 1948, 70, 120-124. [all data]
Zenkevich, 2005
Zenkevich, I.G.,
Experimentally measured retention indices., 2005. [all data]
Zenkevich and Rodin, 2004
Zenkevich, I.G.; Rodin, A.A.,
Gas chromatographic identification of some volatile toxic fluorine containing compounds by precalculated retention indices,
J. Ecol. Chem. (Rus.), 2004, 13, 1, 22-28. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, IR Spectrum, Gas Chromatography, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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