Process for producing unsaturated carboxylic acid esters

Details Process for producing unsaturated carboxylic acid esters Process for producing unsaturated carboxylic acid esters

1976-07-07

1978-02-14

Killos, Paul J.

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

Organic compounds

Carboxylic acid esters

560204, 260295R, 26029388, 544171, C07C 6954

Patent

active

040740625

ABSTRACT:
An ester of an unsaturated carboxylic acid is prepared by an ester exchange process which comprises reacting a lower alkyl ester of an unsaturated, 3-4 carbon atom carboxylic acid with an alcohol different than the alcohol fragment of said lower alkyl ester over a catalyst selected from the group consisting of (1) metallic barium, barium compounds and mixtures thereof, (2) metallic thallium, thallium compounds or mixtures thereof, (3) metallic molybdenum, molybdenum compounds or mixtures thereof, and mixtures thereof by an ester exchange reaction.

REFERENCES:
patent: 3220982 (1965-11-01), Advani
patent: 3329826 (1967-07-01), Pine et al.
patent: 3442935 (1969-05-01), Pine et al.

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