发明人林芳,赵玉洁,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109943739 A, 授权公告日 2022-07-21.
Rossi M, Johansson L, Mueller T C. "Method for the Synthesis of 4-Bromo-5-cyano-6-(difluoromethyl)pyridine-3-sulfonyl chloride" [P]. European Patent, EP 3869886 A1, 2018-03-03.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2015, 1421, (10), 8970-8977.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2010, 1468, (5), 4848-4873.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 4-Bromo-5-cyano-6-(difluoromethyl)pyridine-3-sulfonyl chloride Using HRMS and NMR". Sci. Total Environ., 2010, 2098, 142-157.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2010, 317, (3), 6090-6120.