发明人何建平,王建平,林芳. "Method for the Synthesis of 4H-1Lambda6-thiopyran-1,1,4-trione" [P]. 中国发明专利, 专利号 CN 114502098 A, 授权公告日 2025-11-27.
发明人郭海燕,罗永刚,郑宇鹏. "A Process for Preparing High-Purity 4H-1Lambda6-thiopyran-1,1,4-trione" [P]. 中国发明专利, 专利号 CN 114067636 A, 授权公告日 2022-07-25.
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