发明人徐明华,张德明,刘建华. "Method for the Synthesis of Tert-butyl 9-fluoro-4,5-dihydro-3h-spiro[benzo[b][1,4]oxazepine-2,4'-piperidine]-1'-carboxylate" [P]. 中国发明专利, 专利号 CN 115215801 A, 授权公告日 2017-05-07.
发明人孙丽萍,林芳,唐晓军. "A Process for Preparing High-Purity Tert-butyl 9-fluoro-4,5-dihydro-3h-spiro[benzo[b][1,4]oxazepine-2,4'-piperidine]-1'-carboxylate" [P]. 中国发明专利, 专利号 CN 115797322 A, 授权公告日 2018-03-04.
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