acetic acid 2-(6-tert-butyl-1-oxo-1H-phthalazin-2-yl)-6-(4,4,5,5-tetramethyl[1,3,2]dioxaborolan-2-yl)benzyl ester 、
6-chloro-4-{5-[2-(3,3-difluoroazetidin-1-yl)-1,1-dimethylethoxy]pyridin-2-ylamino}-2-methyl-2H-pyridazin-3-one 在
potassium phosphate 、 bis(dibenzylideneacetone)-palladium
(0) 、
2-二环己基磷-2,4,6-三异丙基联苯 作用下,
以
水 、
正丁醇 为溶剂,
反应 3.0h,
以130 mg的产率得到6-tert-butyl-2-[3-(5-{5-[2-(3,3-difluoroazetidin-1-yl)-1,1-dimethylethoxy]pyridin-2-ylamino}-1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)-2-hydroxymethylphenyl]-2H-phthalazin-1-one