6-(2-((2,2-Dimethyl-1,3-dioxolan-4-yl)methoxy)phenyl)imidazo[1,2-b]pyridazine-3-carboxylic acid 、
6-吗啉-4-基-吡啶-2-胺 、
O-(7-azabenzotriazol-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate 、 、
N-(6-(morpholinomethyl)pyridin-2-yl)-6-(2-(trifluoromethyl)phenyl)imidazo[1,2-b]pyridazine-3-carboxamide 以to afford 6-(2-((2,2-dimethyl-1,3-dioxolan-4-yl)methoxy)phenyl)-N-(6-morpholinopyridin-2-yl)imidazo[1,2-b]pyridazine-3-carboxamide (50.0 mg, 43%)的产率得到6-(2-((2,2-dimethyl-1,3-dioxolan-4-yl)methoxy)phenyl)-N-(6-morpholinopyridin-2-yl)imidazo[1,2-b]pyridazine-3-carboxamide