发明人周伟,冯建国,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115980881 A, 授权公告日 2020-04-11.
发明人赵玉洁,林芳,陈志强. "Method for the Synthesis of 2-((1-Cyanocyclopentyl)amino)-2-oxoethyl 2-(1,3-dioxoisoindolin-2-yl)-4-(methylthio)butanoate" [P]. 中国发明专利, 专利号 CN 114204578 A, 授权公告日 2024-02-15.
发明人林芳,朱建伟,韩伟. "A Process for Preparing High-Purity 2-((1-Cyanocyclopentyl)amino)-2-oxoethyl 2-(1,3-dioxoisoindolin-2-yl)-4-(methylthio)butanoate" [P]. 中国发明专利, 专利号 CN 115820952 B, 授权公告日 2022-07-26.
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