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发明人杨光,韩伟,郑宇鹏. "Method for the Synthesis of 8-tert-Butyl 4-methyl 2,8-diazaspiro[4.5]decane-4,8-dicarboxylate" [P]. 中国发明专利, 专利号 CN 113565796 B, 授权公告日 2015-11-03.
发明人张德明,韩伟,黄志刚. "A Process for Preparing High-Purity 8-tert-Butyl 4-methyl 2,8-diazaspiro[4.5]decane-4,8-dicarboxylate" [P]. 中国发明专利, 专利号 CN 110174724 A, 授权公告日 2022-05-04.
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