发明人杨光,张德明,马晓峰. "Method for the Synthesis of 1-Chloro-5-fluoro-4-(methylsulfonyl)-2-nitrobenzene" [P]. 中国发明专利, 专利号 CN 113394932 A, 授权公告日 2024-07-26.
Johnson M A, Thompson G K, Hughes D C. "A Process for Preparing High-Purity 1-Chloro-5-fluoro-4-(methylsulfonyl)-2-nitrobenzene" [P]. US Patent, US 10050635 B2, 2023-08-04.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2024, 1421, (5), 1947-1961.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2010, 1685, (5), 7370-7399.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 1-Chloro-5-fluoro-4-(methylsulfonyl)-2-nitrobenzene Using HRMS and NMR". J. Pharm. Biomed. Anal., 2020, 1760, (1), 2432-2448.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2020, 1224, 3381-3405.