发明人李文辉,周伟,沈红梅. "Method for the Synthesis of 2-(6-Bromo-2-cyano-3-(difluoromethyl)phenyl)acetic acid" [P]. 中国发明专利, 专利号 CN 111543521 B, 授权公告日 2019-11-03.
发明人胡光,冯建国,周伟. "A Process for Preparing High-Purity 2-(6-Bromo-2-cyano-3-(difluoromethyl)phenyl)acetic acid" [P]. 中国发明专利, 专利号 CN 113187535 B, 授权公告日 2023-10-24.
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