Lee S K, Johnson M A, Brown S R. "一种的合成方法" [P]. US Patent, US 9802364 B2, 2023-05-05.
发明人杨光,郑宇鹏,马晓峰. "Method for the Synthesis of 3-Chloro-4-ethoxy-5-fluorobenzenesulfonyl chloride" [P]. 中国发明专利, 专利号 CN 114298576 B, 授权公告日 2016-06-16.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2014, 888, 9059-9083.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2019, 271, 8973-8988.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 3-Chloro-4-ethoxy-5-fluorobenzenesulfonyl chloride Using HRMS and NMR". J. Chromatogr. A, 2015, 698, (10), 71-87.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2011, 841, 6500-6524.