5-(5-chloro-1-methyl-6-oxo-1,6-dihydropyridin-3-yl)-4-(4-chlorophenyl)-2-cyclo-propyl-3-methyl-4,5-dihydropyrrolo[3,4-c]pyrazol-6(2H)-one 在
Chiralcel OD-H 作用下,
以
甲醇 、
乙醇 为溶剂,
以43.2%的产率得到(S)-5-(5-chloro-1-methyl-6-oxo-1,6-dihydropyridin-3-yl)-4-(4-chlorophenyl)-2-cyclopropyl-3-methyl-4,5-dihydropyrrolo[3,4-c]pyrazol-6(2H)-one