science-softCon uv/vis+ photochemistry database;	www.photochemistry.org; (C) science-softCon 2019

Substance: methanethiol					Other Names: methyl mercaptan

Formula: CH3SH						CAS-No.: 74-93-1

Study: photolysis, quantum yields


Authors: L. Bridges, J.M. White

Title: Photochemistry of methanethiol at 254 and 214 nm

Journal/Source: J. Phys. Chem., 77, 295-298, (1973); DOI: 10.1021/j100621a031


Data: diagram

Energy/Wavelength range: 214 nm, 254 nm

Resolution: 

Temperature: 298 K

Temperature dependence: 

Pressure/Concentration: 

Phase: 

pH:


Comments: Quantum yields for the production of hydrogen, methane and dimethyldisulfide by the photolysis of
methanethiol at 214 and 254 nm have been measured.
The hydrogen quantum yield drops from 0.83 an 254 nm to 0.66 at 214 nm. The absorption cross sections at 
these 2 wavelengths are given.

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