Schröder R, Anderson J P, Chen K W. "一种的合成方法" [P]. US Patent, US 9810095 B2, 2015-02-04.
Park J H, Mueller T, Roberts E F. "Method for the Synthesis of 4-Bromo-6-cyano-3-(difluoromethyl)pyridine-2-sulfonamide" [P]. US Patent, US 10323566 B2, 2022-11-25.
发明人高志强,陈志强,韩伟. "A Process for Preparing High-Purity 4-Bromo-6-cyano-3-(difluoromethyl)pyridine-2-sulfonamide" [P]. 中国发明专利, 专利号 CN 114040677 B, 授权公告日 2019-11-01.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2020, 1257, (12), 5436-5453.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2022, 2199, 4561-4573.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 4-Bromo-6-cyano-3-(difluoromethyl)pyridine-2-sulfonamide Using HRMS and NMR". J. Chromatogr. A, 2014, 325, (2), 8045-8064.