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发明人杨光,郑宇鹏,沈红梅. "Method for the Synthesis of Ethyl 8-benzyl-6-(cyanomethyl)-1,4-dioxa-8-azaspiro[4,5]decane-6-carboxylate" [P]. 中国发明专利, 专利号 CN 110780537 B, 授权公告日 2023-08-10.
发明人马晓峰,冯建国,黄志刚. "A Process for Preparing High-Purity Ethyl 8-benzyl-6-(cyanomethyl)-1,4-dioxa-8-azaspiro[4,5]decane-6-carboxylate" [P]. 中国发明专利, 专利号 CN 111681567 A, 授权公告日 2022-04-15.
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