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Williams B T, Roberts E F, Anderson J P. "Method for the Synthesis of Ethyl 1-benzyl-3-(2,2-difluoroethyl)-4-oxopiperidine-3-carboxylate" [P]. US Patent, US 10410640 B2, 2021-07-09.
发明人唐晓军,黄志刚,冯建国. "A Process for Preparing High-Purity Ethyl 1-benzyl-3-(2,2-difluoroethyl)-4-oxopiperidine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 117751063 A, 授权公告日 2024-09-01.
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