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Title: In situ fourier transform infrared study of crotyl alcohol, maleic acid, crotonic acid, and maleic anhydride oxidation on a V-P-O industrial catalyst

Journal Article · · J. Phys. Chem.; (United States)
DOI:https://doi.org/10.1021/j100306a035· OSTI ID:5572111

Crotyl alcohol, maleic acid, crotonic (2-butenoic) acid, and maleic anhydride were fed to an in situ infrared cell at 300/sup 0/C containing a P/V = 1.1 vanadium-phosphorous-oxide (V-P-O) catalyst used for the selective oxidation of n-butane. Crotyl alcohol was used as a mechanistic probe for the formation of reactive olefin species observed during previous n-butane and 1-butene studies. Crotonic acid, maleic acid, and maleic anhydride were fed as probes for the existence of other possible adsorbed intermediates. Olefin species and maleic acid are proposed as possible reaction intermediates in n-butane selective oxidation to maleic anhydride. The involvement of peroxide species in the oxidation of butadiene to maleic acid is also discussed.

Research Organization:
Iowa State Univ., Ames
DOE Contract Number:
W-7405-ENG-82
OSTI ID:
5572111
Journal Information:
J. Phys. Chem.; (United States), Vol. 91:22
Country of Publication:
United States
Language:
English