发明人冯建国,马晓峰,陈志强. "Method for the Synthesis of 2-((3,4-Dihydro-2H-pyrrol-5-yl)amino)benzenesulfonic acid" [P]. 中国发明专利, 专利号 CN 112807793 B, 授权公告日 2019-06-11.
发明人孙丽萍,黄志刚,陈志强. "A Process for Preparing High-Purity 2-((3,4-Dihydro-2H-pyrrol-5-yl)amino)benzenesulfonic acid" [P]. 中国发明专利, 专利号 CN 112367392 B, 授权公告日 2021-02-10.
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