tert-Butyl (+/-)-2-[3-[3-[N-[3-[N-methyl-N-(2-methylphenyl)carbamoylmethyloxy]phenyl]-N-(N-methyl-N-phenylcarbamoylmethyl)carbamoylmethyl]ureido]phenyl] propionate 在
三氟乙酸 作用下,
以
二氯甲烷 、
氯仿 为溶剂,
生成 (+/-)-2-[3-[3-[N-[3-[N-Methyl-N-(2-methylphenyl)-carbamoylmethyloxy]phenyl]-N-(N-methyl-N-phenylcarbamoylmethyl)carbamoylmethyl]ureido]phenyl]-propionic acid