发明人杨光,冯建国,韩伟. "Method for the Synthesis of 2-(Chloromethyl)-5-(difluoromethyl)-3-fluoropyridine-6-acetic acid" [P]. 中国发明专利, 专利号 CN 112402887 A, 授权公告日 2018-01-12.
发明人李文辉,刘建华,何建平. "A Process for Preparing High-Purity 2-(Chloromethyl)-5-(difluoromethyl)-3-fluoropyridine-6-acetic acid" [P]. 中国发明专利, 专利号 CN 117292545 A, 授权公告日 2024-01-03.
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