5-cyano-2-(cyclopropylmethoxy)benzoic acid 、 2-(2-methylpyridin-4-yl)-2,4,5,6-tetrahydropyrrolo[3,4-c]pyrazole dihydrochloride 在
三乙胺 、 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 5.0h,
以26%的产率得到4-(cyclopropylmethoxy)-3-[2-(2-methylpyridin-4-yl)-2H,4H,5H,6H-pyrrolo[3,4-c]pyrazol-5-carbonyl]benzonitrile