Williams B T, Park J H, Roberts E F. "Method for the Synthesis of N-methyl-4-(methylamino)benzenesulfonamide" [P]. US Patent, US 11384170 B2, 2017-02-25.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2019, 1266, (12), 6785-6806.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2015, 1203, (7), 4815-4841.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of N-methyl-4-(methylamino)benzenesulfonamide Using HRMS and NMR". J. Pharm. Biomed. Anal., 2024, 1154, 6208-6212.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2025, 938, (8), 3848-3871.