Sørensen M, Rossi M, Johansson L. "一种的合成方法" [P]. European Patent, EP 3621476 A1, 2023-07-14.
Williams B T, Hughes D C, Patel M V. "Method for the Synthesis of 2-(Difluoromethyl)-3-hydroxy-4-methylpyridine-5-sulfonamide" [P]. US Patent, US 10096590 B2, 2016-05-02.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2010, 2440, 9275-9290.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2025, 1631, 7452-7477.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)-3-hydroxy-4-methylpyridine-5-sulfonamide Using HRMS and NMR". Anal. Chem., 2013, 338, (4), 9289-9316.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2013, 2092, 4265-4288.