Kumar R, Lee S K, Johnson M A. "Method for the Synthesis of 5-Ethoxy-3-(methylthio)-2-nitropyridine" [P]. US Patent, US 9666577 B2, 2018-06-01.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2015, 1455, (4), 7609-7617.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2022, 590, (12), 1563-1578.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 5-Ethoxy-3-(methylthio)-2-nitropyridine Using HRMS and NMR". Talanta, 2023, 515, (1), 2189-2209.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2012, 1942, (11), 9359-9362.