发明人李文辉,郭海燕,赵玉洁. "Method for the Synthesis of 4-Amino-5-bromo-2,3-difluorobenzoic acid" [P]. 中国发明专利, 专利号 CN 116403352 B, 授权公告日 2024-11-22.
发明人王建平,孙丽萍,刘建华. "A Process for Preparing High-Purity 4-Amino-5-bromo-2,3-difluorobenzoic acid" [P]. 中国发明专利, 专利号 CN 110020683 A, 授权公告日 2023-11-14.
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