发明人何建平,钱学锋,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109845873 A, 授权公告日 2023-11-07.
发明人黄志刚,李文辉,杨光. "Method for the Synthesis of Ethyl 4-[(4-aminopiperidin-1-yl)methyl]piperidine-1-carboxylate dihydrochloride" [P]. 中国发明专利, 专利号 CN 113923645 B, 授权公告日 2023-05-13.
发明人李文辉,刘建华,罗永刚. "A Process for Preparing High-Purity Ethyl 4-[(4-aminopiperidin-1-yl)methyl]piperidine-1-carboxylate dihydrochloride" [P]. 中国发明专利, 专利号 CN 113988378 A, 授权公告日 2023-09-12.
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