Johnson M A, Lee S K, Williams B T. "一种的合成方法" [P]. US Patent, US 11320151 B2, 2019-05-07.
Park J H, Fischer A B, Kumar R. "Method for the Synthesis of Ethyl 4-methyl-2-[(3-methylphenyl)amino]pyrimidine-5-carboxylate" [P]. US Patent, US 11999408 B2, 2016-12-16.
发明人孙丽萍,何建平,韩伟. "A Process for Preparing High-Purity Ethyl 4-methyl-2-[(3-methylphenyl)amino]pyrimidine-5-carboxylate" [P]. 中国发明专利, 专利号 CN 113491041 B, 授权公告日 2015-04-28.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2010, 1192, (2), 3750-3767.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2011, 1257, (12), 5698-5719.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-methyl-2-[(3-methylphenyl)amino]pyrimidine-5-carboxylate Using HRMS and NMR". Biomed. Chromatogr., 2011, 1581, (6), 1732-1744.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2024, 900, (8), 9426-9434.