发明人周伟,钱学锋,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108376143 A, 授权公告日 2018-08-02.
发明人李文辉,罗永刚,钱学锋. "Method for the Synthesis of 2-(4-Hydroxy-3-methoxyphenyl)-5-oxotetrahydrofuran-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116573359 B, 授权公告日 2021-06-21.
发明人黄志刚,沈红梅,徐明华. "A Process for Preparing High-Purity 2-(4-Hydroxy-3-methoxyphenyl)-5-oxotetrahydrofuran-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116874953 A, 授权公告日 2023-12-16.
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