Chen K W, Patel M V, Hughes D C. "一种的合成方法" [P]. US Patent, US 11926075 B2, 2019-11-22.
发明人郑宇鹏,孙丽萍,徐明华. "Method for the Synthesis of 2-(1-Ethyl-4-hydroxypiperidin-4-yl)-2-phenylacetic acid" [P]. 中国发明专利, 专利号 CN 110359636 A, 授权公告日 2021-08-12.
发明人郭海燕,周伟,赵玉洁. "A Process for Preparing High-Purity 2-(1-Ethyl-4-hydroxypiperidin-4-yl)-2-phenylacetic acid" [P]. 中国发明专利, 专利号 CN 116351271 B, 授权公告日 2023-11-08.
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