Nielsen H, Björnsson E, Rossi M. "一种的合成方法" [P]. European Patent, EP 3982805 A1, 2023-05-23.
发明人周伟,刘建华,张德明. "Method for the Synthesis of Ethyl 4-ethoxypyrimidine-5-carboxylate" [P]. 中国发明专利, 专利号 CN 117803743 B, 授权公告日 2023-03-27.
Hughes D C, Yamamoto T, Brown S R. "A Process for Preparing High-Purity Ethyl 4-ethoxypyrimidine-5-carboxylate" [P]. US Patent, US 11835157 B2, 2025-06-17.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2010, 169, 7581-7591.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2022, 694, (5), 5133-5144.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-ethoxypyrimidine-5-carboxylate Using HRMS and NMR". Anal. Chem., 2018, 872, (11), 8883-8909.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2023, 1822, 1756-1764.