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发明人郑宇鹏,沈红梅,唐晓军. "Method for the Synthesis of tert-Butyl 5-oxa-2,9-diazaspiro[3.6]decane-9-carboxylate" [P]. 中国发明专利, 专利号 CN 112968397 A, 授权公告日 2021-12-10.
发明人何建平,杨光,李文辉. "A Process for Preparing High-Purity tert-Butyl 5-oxa-2,9-diazaspiro[3.6]decane-9-carboxylate" [P]. 中国发明专利, 专利号 CN 110655023 A, 授权公告日 2021-04-23.
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