发明人刘建华,胡光,沈红梅. "Method for the Synthesis of Ethyl 2-(4-hydroxypiperidin-4-yl)-2-methylpropanoate" [P]. 中国发明专利, 专利号 CN 108373486 B, 授权公告日 2016-02-21.
发明人杨光,赵玉洁,高志强. "A Process for Preparing High-Purity Ethyl 2-(4-hydroxypiperidin-4-yl)-2-methylpropanoate" [P]. 中国发明专利, 专利号 CN 113163945 A, 授权公告日 2015-04-20.
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