发明人郭海燕,林芳,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108240670 A, 授权公告日 2019-08-19.
发明人赵玉洁,杨光,唐晓军. "Method for the Synthesis of 5-azaspiro[2.4]heptan-4-one" [P]. 中国发明专利, 专利号 CN 117399932 A, 授权公告日 2020-07-24.
Fischer A B, Mueller T, Klinger H. "A Process for Preparing High-Purity 5-azaspiro[2.4]heptan-4-one" [P]. US Patent, US 9859242 B2, 2021-06-12.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2021, 732, 7139-7165.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2025, 842, (11), 9654-9659.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 5-azaspiro[2.4]heptan-4-one Using HRMS and NMR". Molecules, 2017, 1993, (4), 9578-9583.