发明人罗永刚,高志强,孙丽萍. "Method for the Synthesis of 5-Cyano-4-hydroxy-2-(methylthio)pyrimidine" [P]. 中国发明专利, 专利号 CN 117526362 A, 授权公告日 2020-11-12.
发明人刘建华,钱学锋,赵玉洁. "A Process for Preparing High-Purity 5-Cyano-4-hydroxy-2-(methylthio)pyrimidine" [P]. 中国发明专利, 专利号 CN 116550658 B, 授权公告日 2021-08-24.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of 2-甲硫基-4-羟基-5-氰基嘧啶 in Pharmaceutical Formulations". Biomed. Chromatogr., 2025, 2282, 5236-5248.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-甲硫基-4-羟基-5-氰基嘧啶 as an Impurity". J. Chromatogr. A, 2025, 1823, (1), 3879-3898.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 5-Cyano-4-hydroxy-2-(methylthio)pyrimidine Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2020, 236, (10), 5251-5278.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate 2-甲硫基-4-羟基-5-氰基嘧啶 Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2019, 1562, 3185-3215.