发明人郭海燕,徐明华,唐晓军. "Method for the Synthesis of 1-((4-Phenyltetrahydro-2H-pyran-4-yl)methyl)-3-(thiophen-2-yl)urea" [P]. 中国发明专利, 专利号 CN 117797571 A, 授权公告日 2015-08-19.
发明人马晓峰,胡光,罗永刚. "A Process for Preparing High-Purity 1-((4-Phenyltetrahydro-2H-pyran-4-yl)methyl)-3-(thiophen-2-yl)urea" [P]. 中国发明专利, 专利号 CN 115449680 B, 授权公告日 2023-04-15.
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