发明人唐晓军,周伟,朱建伟. "Method for the Synthesis of 2-Bromo-3-cyano-6-(difluoromethyl)isonicotinic acid" [P]. 中国发明专利, 专利号 CN 115217855 A, 授权公告日 2023-07-01.
发明人冯建国,陈志强,孙丽萍. "A Process for Preparing High-Purity 2-Bromo-3-cyano-6-(difluoromethyl)isonicotinic acid" [P]. 中国发明专利, 专利号 CN 115402601 A, 授权公告日 2024-01-14.
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