5-(4-chlorophenyl)-3-(cyclopropanecarbonyl)-1-(3,8-dimethyl-[1,2,4]triazolo[4,3-a]-pyridin-6-yl)pyrrolidine-2,4-dione 、
甲基肼 在
silica gel 、 Ethyl acetate hexane methanol 作用下,
以
甲醇 为溶剂,
反应 3.5h,
以to afford the title product (218 mg, 60% yield) as a light yellow foam的产率得到6-(4-chlorophenyl)-3-cyclopropyl-5-(3,8-dimethyl-[1,2,4]triazolo[4,3-a]pyridin-6-yl)-1-methyl-5,6-dihydropyrrolo[3,4-c]pyrazol-4(1H)-one