(S)-2-[(S)-1-({[(S)-1-(Methoxycarbonylmethyl-carbamoyl)-2-phenyl-ethylcarbamoyl]-methyl}-carbamoyl)-2-phenyl-ethylcarbamoyl]-pyrrolidine-1-carboxylic acid tert-butyl ester 在
一水合肼 作用下,
以
甲醇 为溶剂,
反应 2.0h,
以81%的产率得到(S)-2-[(S)-1-({[(S)-1-(Hydrazinocarbonylmethyl-carbamoyl)-2-phenyl-ethylcarbamoyl]-methyl}-carbamoyl)-2-phenyl-ethylcarbamoyl]-pyrrolidine-1-carboxylic acid tert-butyl ester