methyl (2S)-2-[({5-[bis(4-chlorophenyl)methyl]thiophen-2-yl}carbonyl)amino]-5-[(tert-butoxycarbonyl)amino]pentanoate 以
甲醇 、
sodium hydroxide 为溶剂,
以to give (2S)-2-[({5-[bis(4-chlorophenyl)methyl]thiophen-2-yl}carbonyl)amino]-5-[(tert-butoxycarbonyl)amino]pentanoic acid (0.85 g) as an off-white solid的产率得到(2S)-2-[({5-[bis(4-chlorophenyl)methyl]thiophen-2-yl}carbonyl)amino]-5-[(tert-butoxycarbonyl)amino]pentanoic acid