Patel M V, Brown S R, Klinger H. "Method for the Synthesis of 2-((4-Hydroxy-5,7-dimethylpyrido[2,3-d]pyrimidin-2-yl)thio)acetic acid" [P]. US Patent, US 10534211 B2, 2024-07-19.
发明人郭海燕,林芳,韩伟. "A Process for Preparing High-Purity 2-((4-Hydroxy-5,7-dimethylpyrido[2,3-d]pyrimidin-2-yl)thio)acetic acid" [P]. 中国发明专利, 专利号 CN 112171220 A, 授权公告日 2023-03-09.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2021, 1592, (11), 2066-2089.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2015, 1800, 87-97.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 2-((4-Hydroxy-5,7-dimethylpyrido[2,3-d]pyrimidin-2-yl)thio)acetic acid Using HRMS and NMR". Sci. Total Environ., 2020, 875, (7), 3878-3889.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2015, 187, 4581-4597.