发明人黄志刚,张德明,李文辉. "Method for the Synthesis of Ethyl 3-((2-aminophenyl)sulfonyl)-5-chloro-1H-indole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 111656096 A, 授权公告日 2022-04-02.
发明人朱建伟,黄志刚,韩伟. "A Process for Preparing High-Purity Ethyl 3-((2-aminophenyl)sulfonyl)-5-chloro-1H-indole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 113704891 A, 授权公告日 2018-01-21.
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