ethyl 3a-methyl-3-(4-nitrophenyl)-5-phenyl-4H-[1,2,4]triazolo[4,3-a][1,5]benzodiazepine-1-carboxylate 、
苯甲酰氯 4-氯苯基腙 在
三乙胺 作用下,
以
二氯甲烷 为溶剂,
反应 168.0h,
以60.5%的产率得到ethyl 7-(4-chlorophenyl)-3a-methyl-3-(4-nitrophenyl)-4a,5-diphenyl-3a,4a,8,13-tetrahydro-4H-bis-[1,2,4-triazolo][4,3-a:3',4'-d][1,5]benzodiazepine-1-carboxylate