Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1992-03-13
1993-11-16
Killos, Paul J.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
560226, C07C 6730
Patent
active
052625613
ABSTRACT:
Composition consisting of a mixture of (E) and (Z) isomers of esters of general formula: ##STR1## in which R represents a C.sub.1 -C.sub.4 alkyl radical, containing at least 85% of (E) isomer.
A process for preparing such a composition. The use of such a composition for preparing (E)-2-propyl-2-pentenoic acid of formula: ##STR2## and also its pharmaceutically acceptable salts.
REFERENCES:
Chemical Abstracts, vol. 87, No. 11, Sep. 12, 1977.
Bousquet Andre
Heymes Alain
Elf Sanofi
Killos Paul J.
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