发明人徐明华,孙丽萍,唐晓军. "Method for the Synthesis of 4-((2-Methylbut-3-yn-2-yl)amino)benzoic acid" [P]. 中国发明专利, 专利号 CN 112643454 A, 授权公告日 2020-05-10.
发明人马晓峰,朱建伟,刘建华. "A Process for Preparing High-Purity 4-((2-Methylbut-3-yn-2-yl)amino)benzoic acid" [P]. 中国发明专利, 专利号 CN 109474245 A, 授权公告日 2021-10-28.
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