3-(4-piperidinyl)-1,3,4,5-tetrahydro-1,3-benzodiazepin-2-one 、
(R)-4-chloro-8-oxo-9-(2,2,2-trifluoroethyl)-3,6,7,8,9,10-hexahydroazepino[3,4-e]indazol-7-yl 4-nitrophenyl carbonate 在
碳酸氢钠 、 crude product 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
以to give (R)-4-chloro-8-oxo-9-(2,2,2-trifluoroethyl)-3,6,7,8,9,10-hexahydroazepino [3,4-e]indazol-7-yl 4-(2-oxo-4,5-dihydro-1H-benzo[d][1,3]diazepin-3 (2H)-yl)piperidine-1-carboxylate (29.00 mg, 0.048 mmol, 40% yield)的产率得到(R)-4-chloro-8-oxo-9-(2,2,2-trifluoroethyl)-3,6,7,8,9,10-hexahydroazepino[3,4-e]indazol-7-yl 4-(2-oxo-4,5-dihydro-1H-benzo[d][1,3]diazepin-3(2H)-yl)piperidine-1-carboxylate