发明人冯建国,徐明华,陈志强. "Method for the Synthesis of Methyl 3-hydroxy-5-(methylthio)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 114321409 A, 授权公告日 2025-03-23.
发明人郭海燕,罗永刚,李文辉. "A Process for Preparing High-Purity Methyl 3-hydroxy-5-(methylthio)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 113714571 B, 授权公告日 2021-11-03.
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