发明人周伟,刘建华,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111032647 A, 授权公告日 2019-12-27.
发明人马晓峰,高志强,郑宇鹏. "Method for the Synthesis of 1-Ethyl-1,3,8-triazaspiro[4.5]decan-4-one" [P]. 中国发明专利, 专利号 CN 111548053 B, 授权公告日 2025-08-27.
发明人何建平,高志强,郭海燕. "A Process for Preparing High-Purity 1-Ethyl-1,3,8-triazaspiro[4.5]decan-4-one" [P]. 中国发明专利, 专利号 CN 114210080 A, 授权公告日 2019-02-19.
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