(2-fluoro-4-methoxy-5-(6-(methyl(2,2,6,6-tetramethylpiperidin-4-yl)amino)pyridazin-3-yl)phenyl)boronic acid 、
4-溴-1H-咪唑 以afforded 6-(4-fluoro-5-(1H-imidazol-4-yl)-2-methoxyphenyl)-N-methyl-N-(2,2,6,6-tetramethylpiperidin-4-yl)pyridazin-3-amine (52.7 mg)的产率得到6-(4-fluoro-5-(1H-imidazol-4-yl)-2-methoxyphenyl)-N-methyl-N-(2,2,6,6-tetramethylpiperidin-4-yl)pyridazin-3-amine