发明人韩伟,郑宇鹏,郭海燕. "Method for the Synthesis of Methyl 3-(N-(3-chloro-4-methylphenyl)sulfamoyl)-4-fluorobenzo[b]thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 110603293 A, 授权公告日 2019-12-20.
发明人沈红梅,李文辉,徐明华. "A Process for Preparing High-Purity Methyl 3-(N-(3-chloro-4-methylphenyl)sulfamoyl)-4-fluorobenzo[b]thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 109192205 B, 授权公告日 2025-10-19.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2024, 1213, 4360-4373.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2020, 2094, (5), 7752-7774.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 3-(N-(3-chloro-4-methylphenyl)sulfamoyl)-4-fluorobenzo[b]thiophene-2-carboxylate Using HRMS and NMR". Food Chem., 2020, 88, 17-33.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2025, 2235, 4695-4700.