发明人林芳,胡光,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111189940 A, 授权公告日 2023-01-19.
发明人冯建国,沈红梅,马晓峰. "Method for the Synthesis of 2-(4,5-Dimethoxy-2-(N-(4-((trifluoromethyl)thio)phenyl)sulfamoyl)phenyl)acetic acid" [P]. 中国发明专利, 专利号 CN 114647882 B, 授权公告日 2023-02-04.
发明人赵玉洁,陈志强,黄志刚. "A Process for Preparing High-Purity 2-(4,5-Dimethoxy-2-(N-(4-((trifluoromethyl)thio)phenyl)sulfamoyl)phenyl)acetic acid" [P]. 中国发明专利, 专利号 CN 117851796 B, 授权公告日 2019-12-05.
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