Process for preparing unsaturated carboxylic acids from the corr

Details Process for preparing unsaturated carboxylic acids from the corr Process for preparing unsaturated carboxylic acids from the corr

1974-03-15

1976-06-22

Garner, Vivian

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

252435, 252437, 260530R, C07C 5126

Patent

active

039651630

ABSTRACT:
Unsaturated carboxylic acids are prepared by reacting the corresponding unsaturated aldehyde with molecular oxygen in the presence of a catalyst of (a) molybdenum, (b) phosphorus, (c) antimony, (d) at least one element selected from the group consisting of tungsten, barium, chromium, lead, niobium, tantalum, tin, nickel, iron and zirconium, and (e) oxygen, and optionally (f) at least one element selected from the group consisting of strontium, titanium, germanium, cerium, and silver.

REFERENCES:
patent: 3087964 (1963-04-01), Koch et al.
patent: 3574729 (1971-04-01), Gasson
patent: 3773692 (1973-11-01), Hensel et al.

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