Oxydehydrogenation process for preparing methacrylic acid and it

Details Oxydehydrogenation process for preparing methacrylic acid and it Oxydehydrogenation process for preparing methacrylic acid and it

1981-11-19

1983-02-15

Garner, Vivian

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acids and salts thereof

252467, 2604055, 560214, C07C 51377, C07C 5705, C07C 67317, C07C 6954

Patent

active

043742696

ABSTRACT:
Isobutyric acid or a lower alkyl ester thereof is oxidatively dehydrogenated in the vapor phase producing the corresponding .alpha.,.beta.-olefinically unsaturated derivative by contact with a heterogeneous catalyst in the presence of molecular oxygen. The catalyst is composed of the calcined oxides of uranium and niobium.

REFERENCES:
patent: 4232174 (1980-11-01), Stotz et al.
patent: 4249020 (1981-02-01), McNeil et al.

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