2-chloro-4-methoxy-5-pyridin-3-ylpyrimidine 、
咪唑[1,2-A]吡啶-6-甲腈 、
3-(4-methoxypyrimidin-2-yl)imidazo[1,2-a]pyridine-6-carbonitrile 在
crude product 、
甲醇乙酸乙酯 作用下,
以to give the title compound (14%) as an off-white solid的产率得到3-(4-methoxy-5-pyridin-3-ylpyrimidin-2-yl)imidazo[1,2-a]pyridine-6-carbonitrile