发明人罗永刚,沈红梅,冯建国. "Method for the Synthesis of 1-Methyl-[2,4]bipiperidinyl dihydrochloride" [P]. 中国发明专利, 专利号 CN 114113157 B, 授权公告日 2024-12-21.
发明人何建平,黄志刚,沈红梅. "A Process for Preparing High-Purity 1-Methyl-[2,4]bipiperidinyl dihydrochloride" [P]. 中国发明专利, 专利号 CN 116815356 A, 授权公告日 2020-08-19.
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