发明人杨光,林芳,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108064082 A, 授权公告日 2023-12-13.
发明人冯建国,林芳,张德明. "Method for the Synthesis of 6-Bromo-4-(difluoromethyl)-5-(trifluoromethyl)picolinic acid" [P]. 中国发明专利, 专利号 CN 110480766 A, 授权公告日 2018-01-20.
发明人刘建华,朱建伟,张德明. "A Process for Preparing High-Purity 6-Bromo-4-(difluoromethyl)-5-(trifluoromethyl)picolinic acid" [P]. 中国发明专利, 专利号 CN 108824031 A, 授权公告日 2021-04-09.
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