(4-(3-ethynylimidazo[1,2-b]pyridazin-6 yl)phenyl)(morpholino)methanone 、
6-碘-4-氮杂吲哚 在
(4-(3-((1H-pyrrolo[3, 2-b]pyridin-6-yl)ethynyl)imidazo[1,2-b]pyridazin-6-yl)phenyl)(morpholino)methanone 、 silica gel 、
methanol-dichloromethane 作用下,
以to afford (4-(3-((1H-pyrrolo[3,2-b]pyridin-6-yl)ethynyl)imidazo[1,2-b]pyridazin-6-yl)phenyl)(morpholino)methanone (2.4 mg, AUC HPLC 99%) as yellow solid的产率得到(4-(3-((1H-pyrrolo[3, 2-b]pyridin-6-yl)ethynyl)imidazo[1,2-b]pyridazin-6-yl)phenyl)(morpholino)methanone