发明人唐晓军,罗永刚,李文辉. "Method for the Synthesis of 4-Amino-N-ethyl-N-methylpyridine-3-sulfonamide" [P]. 中国发明专利, 专利号 CN 116014819 B, 授权公告日 2020-08-02.
发明人何建平,郑宇鹏,郭海燕. "A Process for Preparing High-Purity 4-Amino-N-ethyl-N-methylpyridine-3-sulfonamide" [P]. 中国发明专利, 专利号 CN 114172411 B, 授权公告日 2019-04-07.
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