发明人王建平,陈志强,李文辉. "Method for the Synthesis of Ethyl 3-methyl-3-(4-oxopiperidin-1-yl)pyrrolidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 113853642 B, 授权公告日 2019-11-11.
发明人赵玉洁,高志强,沈红梅. "A Process for Preparing High-Purity Ethyl 3-methyl-3-(4-oxopiperidin-1-yl)pyrrolidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 113884781 A, 授权公告日 2021-11-02.
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