ethyl 4-(8,9-dimethoxy-1-(4-methylphenyl)-1,5,6,10b-tetrahydro[1,2,4]triazolo[3,4-a]isoquinoline-3-carbonyl)-1-phenyl-1H-pyrazole-3-carboxylate 在
一水合肼 作用下,
以
乙醇 为溶剂,
反应 4.0h,
以85%的产率得到4-(8,9-dimethoxy-1-(4-methylphenyl)-1,5,6,10b-tetrahydro-[1,2,4]triazolo[3,4-a]isoquinolin-3-yl)-2-phenyl-2,6-dihydropyrazolo[3,4-d]pyridazin-7-one