4-氯-3-碘吡啶-2-胺 、 5-(3-Morpholin-4-yl-propoxy)-2-(4,4,5,5-tetramethyl[1,3,2]-dioxaborolan-2-yl)-benzoic acid methyl ester 在
1-chloro-8-(3-morpholin-4-yl-propoxy)-5H-benzo[c][1,8]naphthyridin-6-one 作用下,
以to provide 226 (120 mg, 23% yield) as a white solid的产率得到1-chloro-8-(3-morpholin-4-yl-propoxy)-5H-benzo[c][1,8]naphthyridin-6-one