Process for preparing unsaturated acids with Mo, V, Nb, Fe-conta

Details Process for preparing unsaturated acids with Mo, V, Nb, Fe-conta Process for preparing unsaturated acids with Mo, V, Nb, Fe-conta

1980-04-22

1983-11-15

Garner, Vivian

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

Organic compounds

Carboxylic acids and salts thereof

260413, 562535, 562546, 562547, 502241, 502248, 502312, C07C 5125, C07C 57055

Patent

active

044157525

ABSTRACT:
A novel catalyst comprising the elements Mo, V and Nb, and an oxidation process, is provided for oxidizing alpha-beta unsaturated aliphatic aldehydes in the vapor phase with molecular oxygen to produce the corresponding alpha-beta unsaturated carboxylic acid.

REFERENCES:
patent: 3236782 (1966-02-01), Koch
patent: 3541143 (1970-11-01), Nakano et al.
patent: 3567772 (1971-03-01), Yanagita et al.
patent: 3574729 (1971-04-01), Gasson
patent: 3702868 (1972-11-01), Santangelo
patent: 3773692 (1973-11-01), Hensel et al.
patent: 3926915 (1975-12-01), Watanabe et al.
patent: 4014927 (1977-03-01), Kadowaki et al.

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