tert-butyl 4-(2-fluoro-5-methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-1H-pyrazole-1-carboxylate 、
6-chloro-N-methyl-N-(2,2,6,6-tetramethylpiperidin-4-yl)pyridazin-3-amine 在
2-双环己基膦-2',6'-二甲氧基联苯 、
potassium phosphate 、
tris-(dibenzylideneacetone)dipalladium(0) 作用下,
以
1,4-二氧六环 为溶剂,
反应 1.0h,
以126 mg的产率得到tert-butyl 4-(2-fluoro-5-methoxy-4-(6-(methyl(2,2,6,6-tetramethylpiperidin-4-yl)amino)pyridazin-3-yl)phenyl)-1H-pyrazole-1-carboxylate