发明人马晓峰,冯建国,郑宇鹏. "Method for the Synthesis of 2-(Bromomethyl)-4-(difluoromethyl)-5-hydroxypyridine-3-acetic acid" [P]. 中国发明专利, 专利号 CN 111936290 A, 授权公告日 2016-05-03.
发明人张德明,孙丽萍,何建平. "A Process for Preparing High-Purity 2-(Bromomethyl)-4-(difluoromethyl)-5-hydroxypyridine-3-acetic acid" [P]. 中国发明专利, 专利号 CN 117743698 B, 授权公告日 2016-11-12.
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