发明人李文辉,罗永刚,韩伟. "Method for the Synthesis of 4-(1-Methyl-1H-indol-2-yl)azetidin-2-one" [P]. 中国发明专利, 专利号 CN 110358797 B, 授权公告日 2016-12-07.
发明人朱建伟,陈志强,周伟. "A Process for Preparing High-Purity 4-(1-Methyl-1H-indol-2-yl)azetidin-2-one" [P]. 中国发明专利, 专利号 CN 115327692 B, 授权公告日 2021-02-12.
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