发明人孙丽萍,沈红梅,周伟. "Method for the Synthesis of 2-(4-Hydrazinylphenyl)-n-methylethane-1-sulfonamide" [P]. 中国发明专利, 专利号 CN 114639593 B, 授权公告日 2025-02-08.
发明人杨光,朱建伟,黄志刚. "A Process for Preparing High-Purity 2-(4-Hydrazinylphenyl)-n-methylethane-1-sulfonamide" [P]. 中国发明专利, 专利号 CN 111454334 B, 授权公告日 2016-01-14.
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