| abstract |
Process for producing optically active 3-aminocarboxylic acid ester compounds of general Formula I, and the ammonium salts thereof, n nin whichn R 1 stands for alkyl, alkoxyalkyl, alkenyl, cycloalkyl, heterocycloalkyl, aryl, or hetaryl, and R 2 stands for alkyl, cycloalkyl or aryl,n nin which an enantiomeric mixture of a simply N-acylated 3-aminocarboxylic acid ester of general formula (I.b),n nn nin which R 1 and R 2 have the meanings given above and R 3 stands for hydrogen, alkyl, cycloalkyl or aryl, is submitted to an enantioselective deacylation by adding a polypeptide according to claim 1. |