(S)-4-{(S)-2-Acetylamino-3-[4-(2-methoxycarbonyl-2-oxo-acetyl)-phenyl]-propionylamino}-4-[(1S,2R)-1-((S)-1-carbamoyl-3-methyl-butylcarbamoyl)-2-hydroxy-propylcarbamoyl]-butyric acid benzyl ester 在
palladium on activated charcoal
氢气 作用下,
以
甲醇 为溶剂,
反应 16.0h,
以65%的产率得到(S)-4-{(S)-2-Acetylamino-3-[4-(2-methoxycarbonyl-2-oxo-acetyl)-phenyl]-propionylamino}-4-[(1S,2R)-1-((S)-1-carbamoyl-3-methyl-butylcarbamoyl)-2-hydroxy-propylcarbamoyl]-butyric acid