发明人朱建伟,陈志强,沈红梅. "Method for the Synthesis of 4-Fluorobenzofuran-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108831065 B, 授权公告日 2024-10-19.
发明人赵玉洁,林芳,张德明. "A Process for Preparing High-Purity 4-Fluorobenzofuran-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112899947 B, 授权公告日 2019-03-17.
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