3-[(S)-2-((2S,3S)-2-Benzyloxycarbonylamino-3-methyl-pentanoylamino)-4-methyl-pentanoylamino]-5,5-difluoro-pentanoic acid methyl ester 在
sodium hydroxide 作用下,
以
甲醇 为溶剂,
生成 (R)-3-[(S)-2-((S)-2-Benzyloxycarbonylamino-3-methyl-pentanoylamino)-4-methyl-pentanoylamino]-5,5-difluoro-pentanoic acid 、 (S)-3-[(S)-2-((S)-2-Benzyloxycarbonylamino-3-methyl-pentanoylamino)-4-methyl-pentanoylamino]-5,5-difluoro-pentanoic acid