Hughes D C, Anderson J P, Brown S R. "一种的合成方法" [P]. US Patent, US 9836356 B2, 2022-11-02.
发明人林芳,刘建华,黄志刚. "Method for the Synthesis of 2-((2-Methoxyethyl)amino)-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 117801803 B, 授权公告日 2020-12-13.
发明人李文辉,刘建华,陈志强. "A Process for Preparing High-Purity 2-((2-Methoxyethyl)amino)-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 111088850 B, 授权公告日 2016-03-17.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2020, 1725, 2911-2927.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2021, 207, (1), 5251-5270.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 2-((2-Methoxyethyl)amino)-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde Using HRMS and NMR". Molecules, 2024, 1428, 404-420.