Mueller T, Schröder R, Klinger H. "一种的合成方法" [P]. US Patent, US 11935012 B2, 2021-03-15.
发明人黄志刚,郭海燕,李文辉. "Method for the Synthesis of 1-(5-BROMO-4-FLUOROPYRIDIN-2-YL)-3-METHYLUREA" [P]. 中国发明专利, 专利号 CN 116727954 A, 授权公告日 2016-04-24.
发明人杨光,罗永刚,郭海燕. "A Process for Preparing High-Purity 1-(5-BROMO-4-FLUOROPYRIDIN-2-YL)-3-METHYLUREA" [P]. 中国发明专利, 专利号 CN 113399442 A, 授权公告日 2017-01-14.
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, 2015, 854, (1), 337-360.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2010, 1648, 2368-2380.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 1-(5-BROMO-4-FLUOROPYRIDIN-2-YL)-3-METHYLUREA Using HRMS and NMR". Anal. Methods, 2011, 1134, (9), 6674-6697.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2010, 884, (5), 6489-6492.