发明人何建平,黄志刚,胡光. "Method for the Synthesis of 2-Bromo-3-cyano-6-(difluoromethyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 108091023 B, 授权公告日 2025-01-18.
发明人李文辉,张德明,郑宇鹏. "A Process for Preparing High-Purity 2-Bromo-3-cyano-6-(difluoromethyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 109028077 B, 授权公告日 2019-02-09.
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