science-softCon uv/vis+ photochemistry database;	www.photochemistry.org; (C) science-softCon 2020

Substance: carbonyl sulfide 				Other Names:

Formula: COS						CAS-No.: 463-58-1

Study: uv absorption cross sections, photolysis, quantum yield


Authors: K.S. Sidhu, I.G. Csizmadia, O.P. Strausz, H.E. Gunning

Title: The Reactions of Sulfur Atoms. VII. The Ultraviolet Spectrum, the Photolysis, and the Mercury Sensitization of Carbonyl Sulfide

Journal/Source: J. Am. Chem. Soc., 88 (11), 2412-2417, (1966); DOI: 10.1021/ja00963a009


Data: diagram, table

Energy/Wavelength range: ~ 200 - 260 nm

Resolution: 

Temperature: ~ 300 K

Temperature dependence: no

Pressure/Concentration: 

Phase: gas

pH:


Comments: Gaseous COS exhibits a broad absorption continuum in the near-uv region which starts at 2550 A and extends
to below 2000 A with a rounded maximum at 2225 A. 
Photolysis in this region affords CO (Phi = 1.81 at 2537 A and 2288 A) and sulfur.

Author to whom correspondence should be addressed: (e-mail address):