4-(5-(1-acetylpiperidin-4-yl)pyridin-2-ylamino)-6-chloro-2-methylpyridazin-3(2H)-one 、 2-(6-tert-butyl-8-fluoro-1-oxophthalazin-2(1H)-yl)-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl acetate 、
2-二环己基磷-2,4,6-三异丙基联苯 、
Tripotassium;phosphate 在
(1E,4E)-1,5-diphenylpenta-1,4-dien-3-one;palladium 氮气 、 silica gel 作用下,
以
dioxane-water 为溶剂,
反应 2.17h,
以This provided 1:1 ratio of desired compound and 2-(5-(5-(1-acetylpiperidin-4-yl)pyridin-2-ylamino)-1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)-6-(6-tert-butyl-8-fluoro-1-oxophthalazin-2(1H)-yl)benzyl acetate的产率得到2-{3-[5-(1'-acetyl-1',2',3',4',5',6'-hexahydro-[3,4]bipyridinyl-6-ylamino)-1-methyl-6-oxo-1,6-dihydropyridazin-3-yl]-2-(hydroxymethyl)phenyl}-6-tert-butyl-8-fluoro-2H-phthalazin-1-one