Process for the manufacture of unsaturated carboxylic acid ester

Details Process for the manufacture of unsaturated carboxylic acid ester Process for the manufacture of unsaturated carboxylic acid ester

1981-09-03

1983-10-11

Shippen, Michael L.

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

Organic compounds

Carboxylic acid esters

2604109N, 560241, C07C 67055

Patent

active

044093969

ABSTRACT:
The invention relates to a process for the manufacture of unsaturated carboxylic acid esters by the reaction of olefins or cyclo-olefins with oxygen and carboxylic acids in the gaseous phase, in the presence of a catalyst which contains elements of the subsidiary group VIII of the periodic system and/or compounds thereof, and an alkali metal acetate, at temperatures of from 100.degree. to 250.degree. C. and pressures of from 0.5 to 21 bar absolute, wherein from 1 to 8000 parts per million (by weight), calculated on the carboxylic acid used, of organic chlorine compounds are added to the reaction mixture.

REFERENCES:
patent: 3642878 (1972-02-01), Mottern

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