5-(5-chloro-1-methyl-6-oxo-1,6-dihydropyridin-3-yl)-4-(4-chlorophenyl)-3-methyl-4,5-dihydropyrrolo[3,4-c]pyrazol-6(2H)-one 在
sodium hydride 作用下,
以
乙醇 、
N,N-二甲基甲酰胺 为溶剂,
反应 1.5h,
生成 (R)-5-(5-chloro-1-methyl-6-oxo-1,6-dihydropyridin-3-yl)-4-(4-chlorophenyl)-2,3-di-methyl-4,5-dihydropyrrolo[3,4-c]pyrazol-6(2H)-one 、
(S)-5-(5-chloro-1-methyl-6-oxo-1,6-dihydropyridin-3-yl)-4-(4-chlorophenyl)-2,3-dimethyl-4,5-dihydropyrrolo[3,4-c]pyrazol-6(2H)-one