2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-4-fluoro-6-(1-oxo-3,4,5,6,7,8-hexahydrobenzothieno[2,3-c]pyridin-2(1H)-yl)benzyl acetate 、
6-chloro-N-(5-(4-(oxetan-3-yl)piperazin-1-yl)pyridin-2-yl)imidazo[1,2-b]pyridazin-8-amine 在
tris-(dibenzylideneacetone)dipalladium(0) 、
caesium carbonate 、
三环己基膦 作用下,
以
1,4-二氧六环 为溶剂,
反应 16.0h,
以22%的产率得到5-[5-fluoro-2-(hydroxymethyl)-3-(8-(5-(4-(oxetan-3-yl)piperazin-1-yl)pyridin-2-ylamino)imidazo[1,2-b]pyridazin-6-yl)phenyl]-8-thia-5-azatricyclo[7.4.0.0
2,7]trideca-1(9),2(7)-dien-6-one