Davis P L, Williams B T, Lee S K. "一种的合成方法" [P]. US Patent, US 10746313 B2, 2025-08-01.
Jørgensen K, Lefèvre J P, Sørensen M. "Method for the Synthesis of 4-Ethoxy-3-nitropyridine hydrochloride" [P]. European Patent, EP 3833108 A1, 2022-02-02.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2011, 1600, 8345-8365.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2025, 528, (7), 3763-3766.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 4-Ethoxy-3-nitropyridine hydrochloride Using HRMS and NMR". Anal. Chim. Acta, 2015, 1874, (1), 3461-3466.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2010, 411, (6), 1504-1511.