羟基乙酸 、 2-((5-(5-(difluoromethyl)-1,3,4-oxadiazole-2-yl)pyridine-2-yl)methyl)-4,4-dimethyl-7-(piperidine-4-yl)isoquinoline-1,3(2H,4H)-dione 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 18.0h,
以32.1%的产率得到2-((5-(5-(difluoromethyl)-1,3,4-oxadiazole-2-yl)pyridine-2-yl)methyl)-7-(1-(2-hydroxyacetyl)piperidine-4-yl)-4,4-dimethylisoquinoline-1,3(2H,4H)-dione