(3aS,6R,6aR)-6-Ethyl-4-methanesulfonyl-5-oxo-hexahydro-pyrrolo[3,2-b]pyrrole-1-carboxylic acid benzyl ester 在
palladium on activated charcoal
盐酸 、
氢气 、
N,N-二异丙基乙胺 、 N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate 作用下,
以
异丙醇 、
乙腈 为溶剂,
生成 [(S)-1-((3aS,6R,6aR)-6-Ethyl-4-methanesulfonyl-5-oxo-hexahydro-pyrrolo[3,2-b]pyrrole-1-carbonyl)-2-methyl-propyl]-carbamic acid tert-butyl ester