Rossi M, Martínez F, Nielsen H. "一种的合成方法" [P]. European Patent, EP 3299869 A1, 2016-06-18.
发明人马晓峰,刘建华,孙丽萍. "Method for the Synthesis of 2-Methylhexahydro-1H-pyrido[1,2-a]pyrazine-1,6(2H)-dione" [P]. 中国发明专利, 专利号 CN 116315249 B, 授权公告日 2022-04-26.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2018, 429, 7774-7793.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2010, 435, (8), 2897-2915.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 2-Methylhexahydro-1H-pyrido[1,2-a]pyrazine-1,6(2H)-dione Using HRMS and NMR". Phytochemistry, 2020, 841, 8822-8827.