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

Substance: methylglyoxal				Other Names: pyruvaldehyde; 2-oxo-propanal

Formula: C3H4O2; CH3COCHO				CAS-No.: 78-98-8

Study: photolysis, uv absorption cross sections


Authors: Y. Chen, W. Wang, L. Zhu

Title: Wavelength-dependent photolysis of methylglyoxal in the 290-440 nm region

Journal/Source: J. Phys. Chem. A, 104, 11126-11131, (2000); DOI: 10.1021/jp002262t


Data: diagram, table

Energy/Wavelength range: 290 - 440 nm

Resolution: 10 nm

Temperature: 298 K

Temperature dependence: no

Pressure/Concentration:

Phase: gas

pH:


Comments: Photodissociation of methylglyoxal (CH3COCHO; MGLY) in the 290-440 nm region has been investigated at 10 nm 
intervals by using dye laser photolysis in combination with cavity ring-down spectroscopy. Absorption cross sections of methylglyoxal 
were obtained at each wavelength studied.

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