(S)-2-[(S)-5-(4-Azido-butyl)-5-(3-methyl-but-2-enyl)-4-oxo-4,5-dihydro-1H-pyrrol-3-yl]-2-tert-butoxycarbonylamino-4-methyl-pentanoic acid methyl ester 在
四氧化锇 、
N-甲基吲哚酮 作用下,
生成 (S)-2-[(S)-5-(4-Azido-butyl)-5-(2,3-dihydroxy-3-methyl-butyl)-4-oxo-4,5-dihydro-1H-pyrrol-3-yl]-2-tert-butoxycarbonylamino-4-methyl-pentanoic acid methyl ester