6-chloro-N-methyl-N-(2,2,6,6-tetramethylpiperidin-4-yl)pyridazin-3-amine 、
2,6-二甲氧基苯硼酸 以6-(2,6-Dimethoxyphenyl)-N-methyl-N-(2,2,6,6-tetramethylpiperidin-4-yl)pyridazin-3-amine was obtained as a beige solid (375 mg, 49% yield)的产率得到6-(2,6-dimethoxyphenyl)-N-methyl-N-(2,2,6,6-tetramethylpiperidin-4-yl)pyridazin-3-amine