8-methyl-6-(2-(trifluoromethyl)phenyl)imidazo[1,2-b]pyridazine-3-carboxylic acid 、
4-氨基吡啶 、 、
N-(6-(morpholinomethyl)pyridin-2-yl)-6-(2-(trifluoromethyl)phenyl)imidazo[1,2-b]pyridazine-3-carboxamide 以to afford 8-methyl-N-(pyridine-4-yl)-6-(2-(trifluoromethyl)phenyl)imidazo[1,2-b]pyridazine-3-carboxamide (18 mg, 36% yield)的产率得到8-methyl-N-(pyridin-4-yl)-6-(2-(trifluoromethyl)phenyl)imidazo[1,2-b]pyridazine-3-carboxamide