4-Chloro-3-sulfamoylbenzoic acid

4-Chloro-3-sulfamoylbenzoic acid Impurities & Reference Standards

4-Chloro-3-sulfamoylbenzoic acid is a widely used active pharmaceutical ingredient (API) that plays a central role in modern drug formulation and manufacturing. The compound carries the molecular formula C7H6O2, corresponding to a molecular weight of 122.12 g/mol. High-purity 4-Chloro-3-sulfamoylbenzoic acid and its related substances / process impurities are essential for analytical method development, method validation, quality control, and regulatory submissions under ICH, USP, BP, and EP guidelines. Our 4-Chloro-3-sulfamoylbenzoic acid reference standards are provided with full documentation — Certificate of Analysis (CoA), HPLC chromatographic data, and spectral characterization — to support pharmaceutical R&D and GMP manufacturing.