发明人刘建华,郑宇鹏,赵玉洁. "Method for the Synthesis of 3-((1H-indol-3-yl)thio)propanoic acid" [P]. 中国发明专利, 专利号 CN 115253463 A, 授权公告日 2015-08-08.
发明人马晓峰,朱建伟,罗永刚. "A Process for Preparing High-Purity 3-((1H-indol-3-yl)thio)propanoic acid" [P]. 中国发明专利, 专利号 CN 112258435 B, 授权公告日 2020-08-09.
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