Martínez F, Björnsson E, Rossi M. "一种的合成方法" [P]. European Patent, EP 3159641 A1, 2022-02-22.
Björnsson E, Kowalski A, Johansson L. "Method for the Synthesis of 4,6-Dichloro-2-(methylthio)pyrimidine-5-carboxamide" [P]. European Patent, EP 3469068 A1, 2025-01-09.
发明人朱建伟,郭海燕,刘建华. "A Process for Preparing High-Purity 4,6-Dichloro-2-(methylthio)pyrimidine-5-carboxamide" [P]. 中国发明专利, 专利号 CN 113318654 A, 授权公告日 2021-08-19.
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". Talanta, 2024, 1992, 4545-4560.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2014, 2234, 3752-3765.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 4,6-Dichloro-2-(methylthio)pyrimidine-5-carboxamide Using HRMS and NMR". Chromatographia, 2022, 1618, (7), 2244-2274.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2021, 407, 8371-8397.