(E)-3-[(S)-2-tert-Butoxycarbonylamino-2-((S)-1-carboxy-2-methyl-propylcarbamoyl)-ethylcarbamoyl]-acrylic acid methyl ester 在
盐酸 作用下,
以
1,4-二氧六环 为溶剂,
反应 4.0h,
以82%的产率得到(E)-3-[(S)-2-Amino-2-((S)-1-carboxy-2-methyl-propylcarbamoyl)-ethylcarbamoyl]-acrylic acid methyl ester; hydrochloride