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发明人冯建国,徐明华,朱建伟. "Method for the Synthesis of 2-(Aminomethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109115041 B, 授权公告日 2022-11-20.
发明人何建平,林芳,刘建华. "A Process for Preparing High-Purity 2-(Aminomethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117067871 A, 授权公告日 2023-10-28.
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