Johansson L, Mueller T C, Lefèvre J P. "Method for the Synthesis of 4-Bromo-3-(difluoromethyl)-5-fluoropyridine-2-sulfonamide" [P]. European Patent, EP 3218681 A1, 2022-07-23.
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". Anal. Chem., 2012, 471, 7062-7080.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2014, 211, (2), 8793-8803.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 4-Bromo-3-(difluoromethyl)-5-fluoropyridine-2-sulfonamide Using HRMS and NMR". Environ. Sci. Technol., 2020, 1483, (3), 1636-1654.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2020, 1284, (10), 3930-3959.