METHOD FOR PRODUCING (2R,3S)-3-HYDROXY-2-METHYLBUTYRATE BY MICROBIAL REDUCTION

摘要

PCT No. PCT/JP90/01643 Sec. 371 Date Feb. 7, 1991 Sec. 102(e) Date Feb. 7, 1991 PCT Filed Dec. 17, 1990 PCT Pub. No. WO91/09959 PCT Pub. Date Jul. 11, 1991.A (2R,3S)-3-hydroxy-2-methylbutyrate is efficiently and selectively produced by microbial asymmetric reduction of a 2-methyl-3-oxobutyrate with a bacterial strain or its processed material.