发明人李文辉,郑宇鹏,孙丽萍. "一种4-甲氧基-2,3-二氢苯并呋喃-6-甲酸的合成方法" [P]. 中国发明专利, 专利号 CN 108168751 A, 授权公告日 2017-04-20.
发明人张德明,王建平,沈红梅. "Method for the Synthesis of 4-Methoxy-2,3-dihydrobenzofuran-6-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 112602139 A, 授权公告日 2021-02-06.
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