2-((S)-1-{[2-((R)-1-tert-Butoxycarbonylamino-2-methyl-propyl)-thiazole-4-carbonyl]-amino}-2-methyl-propyl)-thiazole-4-carboxylic acid ethyl ester 在
盐酸 作用下,
以
1,4-二氧六环 为溶剂,
反应 6.0h,
以91%的产率得到2-((S)-1-{[2-((R)-1-Amino-2-methyl-propyl)-thiazole-4-carbonyl]-amino}-2-methyl-propyl)-thiazole-4-carboxylic acid ethyl ester; hydrochloride