发明人刘建华,冯建国,徐明华. "Method for the Synthesis of Benzyl 3-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate" [P]. 中国发明专利, 专利号 CN 115650740 A, 授权公告日 2015-12-15.
发明人黄志刚,韩伟,林芳. "A Process for Preparing High-Purity Benzyl 3-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate" [P]. 中国发明专利, 专利号 CN 108288171 B, 授权公告日 2023-08-04.
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