(S)-2,7-dimethyl-3-(3,4,5-trifluorophenyl)-4,5,6,7-tetrahydro-2H-pyrazolo[3,4-c]pyridine 、
1H-吡唑并[3,4-B]吡啶-4-羧酸 在
N,N-二异丙基乙胺 、 N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 0.5h,
生成 [(7S)-2,7-dimethyl-3-(3,4,5-trifluorophenyl)-5,7-dihydro-4H-pyrazolo[3,4-c]pyridin-6-yl](1H-pyrazolo[3,4-b]pyridin-4-yl)methanone