Yamamoto T, Chen K W, Fischer A B. "一种的合成方法" [P]. US Patent, US 9158504 B2, 2024-05-26.
发明人王建平,何建平,周伟. "Method for the Synthesis of 3-Amino-4-chloro-N-(2-hydroxyethyl)-N-methylbenzenesulfonamide" [P]. 中国发明专利, 专利号 CN 114100080 B, 授权公告日 2020-04-12.
发明人张德明,陈志强,罗永刚. "A Process for Preparing High-Purity 3-Amino-4-chloro-N-(2-hydroxyethyl)-N-methylbenzenesulfonamide" [P]. 中国发明专利, 专利号 CN 117751050 B, 授权公告日 2024-01-04.
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. Methods, 2023, 950, (11), 2638-2655.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2016, 2169, (7), 2381-2386.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 3-Amino-4-chloro-N-(2-hydroxyethyl)-N-methylbenzenesulfonamide Using HRMS and NMR". Talanta, 2020, 200, (8), 2750-2762.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2023, 800, 5154-5170.