发明人何建平,朱建伟,孙丽萍. "Method for the Synthesis of 5-Methyl-2,5,7-triazaspiro[3.4]octan-8-one" [P]. 中国发明专利, 专利号 CN 113615558 A, 授权公告日 2024-01-27.
发明人陈志强,冯建国,胡光. "A Process for Preparing High-Purity 5-Methyl-2,5,7-triazaspiro[3.4]octan-8-one" [P]. 中国发明专利, 专利号 CN 114954467 A, 授权公告日 2015-11-28.
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