发明人郭海燕,徐明华,杨光. "一种4-{methyl[2-(methylamino)ethyl]amino}benzene-1-sulfonamide的合成方法" [P]. 中国发明专利, 专利号 CN 110423724 A, 授权公告日 2015-04-10.
发明人郭海燕,孙丽萍,李文辉. "Method for the Synthesis of 4-{methyl[2-(methylamino)ethyl]amino}benzene-1-sulfonamide" [P]. 中国发明专利, 专利号 CN 109984279 A, 授权公告日 2020-11-19.
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