发明人李文辉,郑宇鹏,陈志强. "Method for the Synthesis of 3,4-Dimethyl-5-(methylamino)benzene-1-sulfonamide" [P]. 中国发明专利, 专利号 CN 112206246 A, 授权公告日 2016-07-26.
发明人周伟,胡光,赵玉洁. "A Process for Preparing High-Purity 3,4-Dimethyl-5-(methylamino)benzene-1-sulfonamide" [P]. 中国发明专利, 专利号 CN 111792131 B, 授权公告日 2022-11-07.
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