N-(3-Methoxy-4-(4-methyl-1H-imidazol-1-yl)phenyl)-6-methyl-8-(1,2,3,6-tetrahydropyridin-4-yl)-[1,2,4]triazolo[1,5-a]pyridin-2-amine dihydrochloride 、
氯甲酸乙酯 、
二氯甲烷 在
silica gel 作用下,
以
methanol-dichloromethane 为溶剂,
以The title compound was obtained as a yellow foam (yield: 79%) after column chromatography on silica gel using a gradient from CH2Cl2 to CH2Cl2/MeOH 19:1 (v/v) as eluent的产率得到ethyl 4-(2-(3-methoxy-4-(4-methyl-1H-imidazol-1-yl)phenylamino)-6-methyl-[1,2,4]triazolo[1,5-a]pyridin-8-yl)-5,6-dihydropyridine-1(2H)-carboxylate