发明人徐明华,李文辉,何建平. "Method for the Synthesis of di-tert-Butyl 2-oxo-1,8,11-triazaspiro[5.6]dodecane-8,11-dicarboxylate" [P]. 中国发明专利, 专利号 CN 114962577 A, 授权公告日 2025-11-03.
发明人钱学锋,冯建国,陈志强. "A Process for Preparing High-Purity di-tert-Butyl 2-oxo-1,8,11-triazaspiro[5.6]dodecane-8,11-dicarboxylate" [P]. 中国发明专利, 专利号 CN 110258747 B, 授权公告日 2017-10-12.
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