PROCESS FOR THE PREPARATION OF (3R)-HYDR0XYBUTYL (3R) -HYDROXYBUTYRATE BY ENZYMATIC ENANTIOSELECTIVE REDUCTION EMPLOYING LACTOBACILLUS BREVIS ALCOHOL DEHYDROGENASE

摘要

A process for producing a compound whichis (3R)-hydroxybutyl (3R)- hydroxybutyrate of formula (I)which process comprises submitting, to enantioselectivere-duction, a compound of the following formula (II), (III) or(IV).