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发明人林芳,郭海燕,黄志刚. "Method for the Synthesis of 3,4-Dimethyl-benzenesulfonamide" [P]. 中国发明专利, 专利号 CN 113504889 B, 授权公告日 2021-06-13.
发明人孙丽萍,王建平,郑宇鹏. "A Process for Preparing High-Purity 3,4-Dimethyl-benzenesulfonamide" [P]. 中国发明专利, 专利号 CN 114022541 A, 授权公告日 2025-12-25.
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