发明人韩伟,郑宇鹏,赵玉洁. "Method for the Synthesis of 2-Ethyl-1-[2-(4-piperidinyl)ethyl]piperidinedihydrochloride" [P]. 中国发明专利, 专利号 CN 117592448 A, 授权公告日 2024-12-23.
发明人张德明,沈红梅,高志强. "A Process for Preparing High-Purity 2-Ethyl-1-[2-(4-piperidinyl)ethyl]piperidinedihydrochloride" [P]. 中国发明专利, 专利号 CN 108539119 B, 授权公告日 2023-04-05.
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