(4Z)-4-NHBoc-19-NBoc-24,27-dichloro-3-oxa-3,5,19,22-tetraazatricyclo-[21.2.2.29,12]nonacosa-1(25),4,9,11,23,26,28-heptaene-6,8,2,1-trione 8-(O-ethyloxime) 、
三氟乙酸 以
二氯甲烷 为溶剂,
反应 12.0h,
生成 (4E)-4-amino-24,27-dichloro-13-oxa-3,5,19,22-tetraazatricyclo[21.2.2.2
9,12]-nonacosa-1(25),4,9,11,23,26,28-heptaene-6,8,21-trione 8-(O-ethyloxime) bistrifluoroacetate