5-氨基-1-苯基-1H-1,2,3-噻唑-4-羧酸乙酯 、
4-bromo-N-(4-chloro-phenyl)-benzimidoyl chloride 在
四氯化钛 silica gel 、
ethyl acetate n-hexane 、
5-(4-bromo-phenyl)-6-(4-chloro-phenyl)-3-phenyl-3,6-dihydro-[1,2,3]triazolo[4,5-d]pyrimidin-7-one 作用下,
以
1,1-二氯乙烷 为溶剂,
反应 49.0h,
以to provide the title compound 5-(4-Bromo-phenyl)-6-(4-chloro-phenyl)-3-phenyl-3,6-dihydro-[1,2,3]triazolo[4,5-d]pyrimidin-7-one as white solid的产率得到5-(4-bromo-phenyl)-6-(4-chloro-phenyl)-3-phenyl-3,6-dihydro-[1,2,3]triazolo[4,5-d]pyrimidin-7-one