4-((7R,8aS)-octahydro-5,5-dimethylindolizin-7-ylamino)-2-chloropyrimidine-5-carbonitrile hydrochloride 、
1-(5-amino-4-fluoro-2-(1-hydroxy-2-methylpropan-2-yloxy)phenyl)-4-methyl-1H-tetrazol-5(4H)-one 在
palladium diacetate 、
caesium carbonate 、
R-(+)-1,1'-联萘-2,2'-双二苯膦 作用下,
以
1,4-二氧六环 为溶剂,
反应 3.08h,
以39%的产率得到4-((7R,8aS)-octahydro-5,5-dimethylindolizin-7-ylamino)-2-(4-(1-hydroxy-2-methylpropan-2-yloxy)-2-fluoro-5-(4,5-dihydro-4-methyl-5-oxotetrazol-1-yl)phenylamino)pyrimidine-5-carbonitrile