5-{[4-Methyl-N-(4-nitro-phenyl)-piperazine-1-carboximidoyl]-amino}-3,4-diphenyl-thieno[2,3-c]pyridazine-6-carboxylic acid ethyl ester 在
potassium carbonate 作用下,
以
丙酮 为溶剂,
反应 0.25h,
以85%的产率得到4-(4-Methylpiperazin-1-yl)-5-(4-nitrophenyl)-12,13-diphenyl-8-thia-3,5,10,11-tetrazatricyclo[7.4.0.02,7]trideca-1(13),2(7),3,9,11-pentaen-6-one