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发明人黄志刚,王建平,孙丽萍. "Method for the Synthesis of 1,1-Dioxotetrahydrothiophene-3-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 109938996 A, 授权公告日 2019-08-22.
发明人胡光,冯建国,沈红梅. "A Process for Preparing High-Purity 1,1-Dioxotetrahydrothiophene-3-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 109891927 A, 授权公告日 2016-04-10.
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