发明人朱建伟,孙丽萍,高志强. "Method for the Synthesis of 2-Ethyl-3-methyl-1,3,8-triazaspiro[4.5]Dec-1-en-4-one hydrochloride" [P]. 中国发明专利, 专利号 CN 110889226 A, 授权公告日 2023-01-08.
发明人沈红梅,冯建国,朱建伟. "A Process for Preparing High-Purity 2-Ethyl-3-methyl-1,3,8-triazaspiro[4.5]Dec-1-en-4-one hydrochloride" [P]. 中国发明专利, 专利号 CN 115939139 B, 授权公告日 2024-09-02.
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