Carbonyl sulfide
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IUPAC names | |
Identifiers | |
3D model (JSmol)
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ChEBI | |
ChemSpider | |
ECHA InfoCard | 100.006.674 |
EC Number |
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KEGG | |
PubChem CID
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UNII | |
UN number | 2204 |
CompTox Dashboard (EPA)
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Properties | |
COS | |
Molar mass | 60.075 g/mol |
Appearance | colorless gas |
Odor | sulfide-like |
Density | 2.51 g/L |
Melting point | −138.8 °C (−217.8 °F; 134.3 K) |
Boiling point | −50.2 °C (−58.4 °F; 223.0 K) |
0.376 g/100 mL (0 °C) 0.125 g/100 mL (25 °C) | |
Solubility | very soluble in KOH, CS2 soluble in alcohol, toluene |
-32.4·10−6 cm3/mol | |
0.65 D | |
Thermochemistry | |
Std enthalpy of formation ΔfH |
-141.8 kJ/mol |
Standard molar entropy S |
231.5 J/mol K |
Specific heat capacity, C | 41.5 J/mol K |
Hazards | |
NFPA 704 |
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Explosive limits | 12-29% |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
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Infobox references | |
Carbonyl sulfide is the chemical compound with the linear formula OCS.
Further reading[change | change source]
- Beck, M. T.; Kauffman, G. B. (1985). "COS and C3S2: The Discovery and Chemistry of Two Important Inorganic Sulfur Compounds". Polyhedron. 4 (5): 775–781. doi:10.1016/S0277-5387(00)87025-4.
- J. Elliott Campbell; Jürgen Kesselmeier; Dan Yakir; Joe A. Berry; Philippe Peylin; Sauveur Belviso; Timo Vesala; Kadmiel Maseyk; Ulrike Seibt; Huilin Chen; Mary E. Whelan; Timothy W. Hilton; Stephen A. Montzka; Max B. Berkelhammer; Sinikka T. Lennartz; Le Kuai; Georg Wohlfahrt; Yuting Wang; Nicola J. Blake; Donald R. Blake; James Stinecipher; Ian Baker; Stephen Sitch (2017). "Assessing a New Clue to How Much Carbon Plants Take Up". EOS. 98. doi:10.1029/2017EO075313.
- Svoronos P. D. N.; Bruno T. J. (2002). "Carbonyl sulfide: A review of its chemistry and properties". Industrial & Engineering Chemistry Research. 41 (22): 5321–5336. doi:10.1021/ie020365n.
References[change | change source]
- ↑ 1.0 1.1 International Union of Pure and Applied Chemistry (2005). Nomenclature of Inorganic Chemistry (IUPAC Recommendations 2005). Cambridge (UK): RSC–IUPAC. ISBN 0-85404-438-8. p. 292. Electronic version.