发明人林芳,冯建国,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108597385 A, 授权公告日 2017-02-25.
Mueller T C, Lefèvre J P, Schröder R. "Method for the Synthesis of Ethyl 3-formyl-6-methyl-4-(4-nitrophenyl)-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate" [P]. European Patent, EP 3915786 A1, 2022-08-23.
Mueller T C, Schröder R, Björnsson E. "A Process for Preparing High-Purity Ethyl 3-formyl-6-methyl-4-(4-nitrophenyl)-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate" [P]. European Patent, EP 3240995 A1, 2016-10-19.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2023, 1680, (8), 4581-4588.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2023, 1079, 3703-3723.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 3-formyl-6-methyl-4-(4-nitrophenyl)-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate Using HRMS and NMR". J. Agric. Food Chem., 2013, 459, 170-196.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2023, 2007, 9481-9502.