发明人黄志刚,陈志强,林芳. "Method for the Synthesis of 2-(Difluoromethyl)-5-fluoro-4-methoxypyridine-3-acetic acid" [P]. 中国发明专利, 专利号 CN 114966704 B, 授权公告日 2017-12-11.
发明人胡光,陈志强,孙丽萍. "A Process for Preparing High-Purity 2-(Difluoromethyl)-5-fluoro-4-methoxypyridine-3-acetic acid" [P]. 中国发明专利, 专利号 CN 115476532 B, 授权公告日 2023-02-18.
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