6-[6-(4-methylpiperazin-1-yl)-pyridin-3-yl]-1,2,3,4-tetrahydro[1,8]naphthyridin-4-ol 、
2-氯-3,6-二氟苯酚 以
methanol-dichloromethane 为溶剂,
以gave the title compound as a yellow foam (54% yield)的产率得到4-(2-chloro-3,6-difluorophenoxy)-6-[6-(4-methylpiperazin-1-yl)-pyridin-3-yl]-1,2,3,4-tetrahydro[1,8]naphthyridine