tert-butyl 2-[(2-fluoro-3,5-dimethoxy-N-[3-(1-methylpyrazol-4-yl)pyrido[2,3-b]pyrazin-6-yl]anilino)methyl]-3,4,6,7-tetrahydroimidazo[4,5-c]pyridine-5-carboxylate 在
三氟乙酸 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
以36%的产率得到N-(2-fluoro-3,5-dimethoxyphenyl)-3-(1-methylpyrazol-4-yl)-N-(4,5,6,7-tetrahydro-3H-imidazo[4,5-c]pyridin-2-ylmethyl)pyrido[2,3-b]pyrazin-6-amine