(2S,4S)-4-(2-Amino-6-chloro-purin-9-yl)-1-(2-tert-butoxycarbonylamino-ethyl)-5-oxo-pyrrolidine-2-carboxylic acid methyl ester 在
lithium hydroxide 作用下,
以
甲醇 为溶剂,
生成 (2S,4S)-4-(2-Amino-6-chloro-purin-9-yl)-1-(2-tert-butoxycarbonylamino-ethyl)-5-oxo-pyrrolidine-2-carboxylic acid