3-((5-acetyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazin-2-yl)amino)-1-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2(1H)-one 、 (4-chloro-2-(1-oxo-3,4,6,7,8,9-hexahydropyrazino[1,2-a]indol-2(1H)-yl)pyridine-3-yl)methyl acetate 在
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride 、
potassium phosphate 、
sodium acetate 作用下,
以
水 、
乙腈 为溶剂,
反应 2.0h,
以48%的产率得到(4-(5-((5-acetyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazin-2-yl)amino)-1-methyl-6-oxo-1,6-dihydropyridin-3-yl)-2-(1-oxo-3,4,6,7,8,9-hexahydropyrazino[1,2-a]indol-2(1H)-yl)pyridin-3-yl)methyl acetate