ethyl 3-(2-fluoro-4-pyridinyl)imidazo[1,2-a]pyridine-2-carboxylate 、
二甲胺 在
silica gel 、
甲醇 、
二氯甲烷 作用下,
反应 24.0h,
以Flash chromatography (silica gel, 0 to 5% methanol in dichloromethane) afforded 256 mg (87%) of ethyl 3-[2-(dimethylamino)-4-pyridinyl]imidazo[1,2-a]pyridine-2-carboxylate as a light tan oil which的产率得到ethyl 3-[2-(dimethylamino)-4-pyridinyl]imidazo[1,2-a]pyridine-2-carboxylate