(2S,4S)-2-{2-[(2-Hydroxy-ethyl)-methyl-sulfamoyl]-ethylcarbamoyl}-4-mercapto-pyrrolidine-1-carboxylic acid 4-nitro-benzyl ester 在
palladium on activated charcoal
氢气 、
N,N-二异丙基乙胺 作用下,
以
四氢呋喃 、
水 、
乙腈 为溶剂,
生成 (4R,5S,6S)-6-((R)-1-Hydroxy-ethyl)-3-((3S,5S)-5-{2-[(2-hydroxy-ethyl)-methyl-sulfamoyl]-ethylcarbamoyl}-pyrrolidin-3-ylsulfanyl)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid