发明人马晓峰,郑宇鹏,高志强. "Method for the Synthesis of 3',3'-Difluoro-1,4'-bipiperidine dihydrochloride" [P]. 中国发明专利, 专利号 CN 112912984 B, 授权公告日 2023-02-15.
发明人钱学锋,黄志刚,冯建国. "A Process for Preparing High-Purity 3',3'-Difluoro-1,4'-bipiperidine dihydrochloride" [P]. 中国发明专利, 专利号 CN 117204058 B, 授权公告日 2019-07-21.
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