{(S)-1-[(2S,7S,10S)-15-Benzyloxy-2-(2-benzyloxy-phenyl)-4-cyano-2-formyl-7-isopropyl-9-oxo-17-oxa-5,8-diaza-tricyclo[10.3.1.13,6]heptadeca-1(16),3,5,12,14-pentaen-10-ylcarbamoyl]-2-methyl-propyl}-carbamic acid benzyl ester 在
sodium tetrahydroborate 作用下,
以
四氢呋喃 、
甲醇 为溶剂,
以82%的产率得到{(S)-1-[(2R,7S,10S)-15-Benzyloxy-2-(2-benzyloxy-phenyl)-4-cyano-2-hydroxymethyl-7-isopropyl-9-oxo-17-oxa-5,8-diaza-tricyclo[10.3.1.1
3,6]heptadeca-1(16),3,5,12,14-pentaen-10-ylcarbamoyl]-2-methyl-propyl}-carbamic acid benzyl ester