Thompson G K, Anderson J P, Lee S K. "一种的合成方法" [P]. US Patent, US 11900266 B2, 2025-02-15.
发明人朱建伟,郑宇鹏,张德明. "Method for the Synthesis of 2-(4-(2-Methoxyphenyl)piperazin-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 117402517 A, 授权公告日 2015-12-03.
发明人林芳,马晓峰,朱建伟. "A Process for Preparing High-Purity 2-(4-(2-Methoxyphenyl)piperazin-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 112862544 B, 授权公告日 2017-04-07.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2018, 825, 4230-4235.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2011, 1048, (6), 6065-6086.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-(2-Methoxyphenyl)piperazin-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde Using HRMS and NMR". Chromatographia, 2017, 1068, 2082-2095.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2020, 2114, (6), 2159-2186.