发明人郭海燕,黄志刚,何建平. "Method for the Synthesis of 2-((2-Methyl-1H-indol-3-yl)thio)acetic acid" [P]. 中国发明专利, 专利号 CN 114537411 A, 授权公告日 2025-11-17.
Johansson L, Sørensen M, Björnsson E. "A Process for Preparing High-Purity 2-((2-Methyl-1H-indol-3-yl)thio)acetic acid" [P]. European Patent, EP 3846916 A1, 2017-09-20.
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