发明人李文辉,韩伟,王建平. "Method for the Synthesis of N-(2,2-difluoroethyl)tetrahydro-2H-pyran-4-amine hydrochloride" [P]. 中国发明专利, 专利号 CN 111828263 A, 授权公告日 2019-11-23.
发明人李文辉,韩伟,黄志刚. "A Process for Preparing High-Purity N-(2,2-difluoroethyl)tetrahydro-2H-pyran-4-amine hydrochloride" [P]. 中国发明专利, 专利号 CN 114052918 A, 授权公告日 2018-08-15.
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