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发明人王建平,朱建伟,赵玉洁. "Method for the Synthesis of 2-(Difluoromethyl)-3-hydroxy-5-iodo-4-methylpyridine" [P]. 中国发明专利, 专利号 CN 108632416 B, 授权公告日 2016-12-13.
发明人孙丽萍,李文辉,刘建华. "A Process for Preparing High-Purity 2-(Difluoromethyl)-3-hydroxy-5-iodo-4-methylpyridine" [P]. 中国发明专利, 专利号 CN 110121990 B, 授权公告日 2020-05-26.
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