tert-butyl (10S)-10-(((benzyloxy)carbonyl)amino)-14-((Z)-3-(((benzyloxy)carbonyl)imino)-5,7-dioxo-9-phenyl-8-oxa-2,4,6-triazanonyl)-5-imino-13-methyl-3,12-dioxo-1-phenyl-2-oxa-4,6,13-triazapentadecan-15-oate 在
苯甲醚 、
三氟乙酸 作用下,
反应 4.0h,
以97%的产率得到(10S)-10-(((benzyloxy)carbonyl)amino)-14-((Z)-3-(((benzyloxy)carbonyl)imino)-5,7-dioxo-9-phenyl-8-oxa-2,4,6-triazanonyl)-5-imino-13-methyl-3,12-dioxo-1-phenyl-2-oxa-4,6,13-triazapentadecan-15-oic acid