发明人马晓峰,沈红梅,徐明华. "Method for the Synthesis of 2-(5-Butyl-2-methyl-1H-indol-3-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 110234211 B, 授权公告日 2021-12-10.
发明人唐晓军,陈志强,钱学锋. "A Process for Preparing High-Purity 2-(5-Butyl-2-methyl-1H-indol-3-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 112950346 A, 授权公告日 2018-11-17.
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