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发明人王建平,赵玉洁,唐晓军. "Method for the Synthesis of Ethyl 4-Isopropyl-4-piperidinecarboxylate Hydrochloride" [P]. 中国发明专利, 专利号 CN 114135851 A, 授权公告日 2018-07-26.
发明人黄志刚,赵玉洁,陈志强. "A Process for Preparing High-Purity Ethyl 4-Isopropyl-4-piperidinecarboxylate Hydrochloride" [P]. 中国发明专利, 专利号 CN 108451798 A, 授权公告日 2019-05-19.
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