6-[(2,3-dichlorophenyl)carbonyl]-3-phenyl-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine 、
sodium;hydride 、
碘甲烷 在
乙酸乙酯 、
acetonitrile-water 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 3.0h,
以to afford the desired product 924 mg, 33%)的产率得到6-[(2,3-Dichlorophenyl)carbonyl]-1-methyl-3-phenyl-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine 6-[(2,3-dichlorophenyl)carbonyl]-2-methyl-3-phenyl-4,5,6,7-tetrahydro-2H-pyrazolo[3,4-c]pyridine