发明人何建平,唐晓军,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109149951 A, 授权公告日 2020-10-23.
发明人李文辉,韩伟,沈红梅. "Method for the Synthesis of 4-Bromo-2-(3,3-difluoroazetidin-1-yl)pyridine" [P]. 中国发明专利, 专利号 CN 114404282 A, 授权公告日 2022-10-03.
发明人黄志刚,郭海燕,郑宇鹏. "A Process for Preparing High-Purity 4-Bromo-2-(3,3-difluoroazetidin-1-yl)pyridine" [P]. 中国发明专利, 专利号 CN 115249529 A, 授权公告日 2023-08-16.
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