发明人张德明,陈志强,徐明华. "Method for the Synthesis of 4-(2,3-Dihydrobenzofuran-5-yl)-2-methylbutanoic acid" [P]. 中国发明专利, 专利号 CN 109839142 A, 授权公告日 2017-10-22.
发明人郑宇鹏,马晓峰,沈红梅. "A Process for Preparing High-Purity 4-(2,3-Dihydrobenzofuran-5-yl)-2-methylbutanoic acid" [P]. 中国发明专利, 专利号 CN 116453878 B, 授权公告日 2020-01-02.
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