发明人黄志刚,沈红梅,郭海燕. "Method for the Synthesis of 4-(3-Bromoimidazo[1,2-b]pyridazin-6-yl)morpholine" [P]. 中国发明专利, 专利号 CN 108305509 B, 授权公告日 2021-03-23.
发明人赵玉洁,孙丽萍,朱建伟. "A Process for Preparing High-Purity 4-(3-Bromoimidazo[1,2-b]pyridazin-6-yl)morpholine" [P]. 中国发明专利, 专利号 CN 110898607 B, 授权公告日 2017-07-10.
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