发明人徐明华,王建平,刘建华. "Method for the Synthesis of 2-(Difluoromethyl)-5-methoxy-6-methylpyridine-3-acetic acid" [P]. 中国发明专利, 专利号 CN 111382092 A, 授权公告日 2021-06-20.
发明人马晓峰,胡光,王建平. "A Process for Preparing High-Purity 2-(Difluoromethyl)-5-methoxy-6-methylpyridine-3-acetic acid" [P]. 中国发明专利, 专利号 CN 112578138 A, 授权公告日 2022-06-28.
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