发明人冯建国,张德明,沈红梅. "一种4-溴-5-(二氟甲基)-3-氟吡啶-2-磺酰胺的合成方法" [P]. 中国发明专利, 专利号 CN 109251174 A, 授权公告日 2025-10-27.
发明人周伟,郑宇鹏,郭海燕. "Method for the Synthesis of 4-Bromo-5-(difluoromethyl)-3-fluoropyridine-2-sulfonamide" [P]. 中国发明专利, 专利号 CN 117825379 B, 授权公告日 2022-09-28.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of 4-溴-5-(二氟甲基)-3-氟吡啶-2-磺酰胺 in Pharmaceutical Formulations". Chromatographia, 2017, 1729, (2), 4974-4990.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-溴-5-(二氟甲基)-3-氟吡啶-2-磺酰胺 as an Impurity". Chemosphere, 2025, 2135, (11), 9171-9194.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 4-Bromo-5-(difluoromethyl)-3-fluoropyridine-2-sulfonamide Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2013, 366, (9), 4545-4562.