(2S,4S)-1-allyloxycarbonyl-2-(sulfamoylamino)methyl-4-mercaptopyrrolidine 、
allyl (1R,5R,6S)-2-(diphenoxyphosphoryloxy)-6-[(R)-1-hydroxyethyl]-1-methylcarbapen-2-em-3-carboxylate 在
N,N-二异丙基乙胺 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 16.0h,
以54%的产率得到(1R,5S,6S)-2-[(3S,5S)-1-allyloxycarbonyl-5-(N-sulfamoylamino) methylpyrrolidin-3-yl]thio-6-[(1R)-1-hydroxyethyl]-1-methyl-1-carba-2-penem-3-carboxylic acid allyl ester