(1R,2R,4S)-4-(methanesulphonyl(methyl)amino)-2-((R)-1-phenyl-ethylcarbamoyl)-cyclopentanecarboxylic acid methyl ester 在
lithium hydroxide 、
水 、
N,N-二异丙基乙胺 、 Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 、
碘甲烷 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 1.0h,
生成 (1R,2R,4S)-4-(methanesulphonyl(methyl)amino)-cyclopentane-1,2-dicarboxylic acid 1-{[(1S,2S,4R)-4-((S)-1-benzylcarbamoyl-2-methyl-propylcarbamoyl)-1-(3,5-difluoro-benzyloxymethyl)-2-hydroxy-pentyl]-amide} 2-[((R)-1-phenyl-ethyl)-amide]