Abstract: A process for the preparation of a (.+-.)-trans-cyclopropanecarboxylic acid salt thereof of the formula ##STR1## in which R is halogen or C.sub.1 -C.sub.4 -alkyl, andR.sup.1 is hydrogen or the equivalent of a metal ion,which comprises contacting a (.+-.)-trans-cyclo-propane-carboxylic ester of the formula ##STR2## in which R.sup.2 is methyl or ethyl,with a hydrolase which is of microbial origin and isolating the resulting (.+-.)-trans-cyclopropanecarboxylic acid.
Type:
Grant
Filed:
May 6, 1985
Date of Patent:
January 15, 1991
Assignee:
Bayer Aktiengesellschaft
Inventors:
Heinz Hildebrand, Werner Zitzmann, Dieter Arlt, Heinz Kolbl
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