4-(2,6-二氟-4-溴苯基)吗啉 、 methyl 3-amino-5-(methylamino)-6-(3-methylimidazo[4,5-c]pyridin-7-yl)pyrazine-2-carboxylate 在
[(2-di-cyclohexylphosphino-3,6-dimethoxy-2’,4’,6’-triisopropyl-1,1‘-biphenyl)-2-(2‘-amino-1,1’-biphenyl)]palladium(II) methanesulfonate 、
caesium carbonate 作用下,
以
1,4-二氧六环 为溶剂,
以46 %的产率得到methyl 3-(3,5-difluoro-4-morpholino-anilino)-5-(methylamino)-6-(3-methylimidazo[4,5-c]pyridin-7-yl)pyrazine-2-carboxylate