发明人林芳,胡光,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116670354 A, 授权公告日 2025-08-01.
发明人赵玉洁,徐明华,罗永刚. "Method for the Synthesis of 4-((2,5-Dioxotetrahydrofuran-3-yl)thio)butanoic acid" [P]. 中国发明专利, 专利号 CN 109966315 B, 授权公告日 2021-08-05.
发明人李文辉,高志强,张德明. "A Process for Preparing High-Purity 4-((2,5-Dioxotetrahydrofuran-3-yl)thio)butanoic acid" [P]. 中国发明专利, 专利号 CN 115803361 A, 授权公告日 2016-10-17.
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