5-((6-chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidin-3-yl)amino)-N-(2-(2,2-dimethylpyrrolidin-1-yl)ethyl)-6-methylnicotinamide 、
2-methyl-2H-1,2,3-triazol-4-amine hydrobromide 在
tris-(dibenzylideneacetone)dipalladium(0) 、
2-(二环己基膦)3,6-二甲氧基-2′,4′,6′-三异丙基-1,1′-联苯 、
caesium carbonate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以55 %的产率得到N-(2-(2,2-dimethylpyrrolidin-1-yl)ethyl)-6-methyl-5-((1-methyl-6-((2-methyl-2H-1,2,3-triazol-4-yl)amino)-1H-pyrazolo[3,4-d]pyrimidin-3-yl)amino)nicotinamide