发明人郑宇鹏,赵玉洁,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111952427 A, 授权公告日 2025-09-08.
发明人马晓峰,郑宇鹏,黄志刚. "Method for the Synthesis of Ethyl 2-(4-hydroxy-1-methylpiperidin-4-yl)acetate" [P]. 中国发明专利, 专利号 CN 108741183 A, 授权公告日 2025-12-05.
发明人张德明,周伟,郑宇鹏. "A Process for Preparing High-Purity Ethyl 2-(4-hydroxy-1-methylpiperidin-4-yl)acetate" [P]. 中国发明专利, 专利号 CN 108235152 A, 授权公告日 2021-01-16.
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