发明人徐明华,朱建伟,杨光. "Method for the Synthesis of 2-((6,7-Dimethyl-2-phenyl-1H-indol-3-yl)thio)acetic acid" [P]. 中国发明专利, 专利号 CN 117223223 B, 授权公告日 2024-03-22.
发明人钱学锋,李文辉,沈红梅. "A Process for Preparing High-Purity 2-((6,7-Dimethyl-2-phenyl-1H-indol-3-yl)thio)acetic acid" [P]. 中国发明专利, 专利号 CN 117777814 A, 授权公告日 2016-01-05.
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