发明人马晓峰,郑宇鹏,沈红梅. "Method for the Synthesis of Methyl 4-chloro-3-hydroxy-5-(methylthio)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 114057625 B, 授权公告日 2023-12-28.
发明人罗永刚,林芳,孙丽萍. "A Process for Preparing High-Purity Methyl 4-chloro-3-hydroxy-5-(methylthio)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 116711634 B, 授权公告日 2019-06-26.
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