Spironolactone

Spironolactone Impurities & Reference Standards

Spironolactone is a widely used active pharmaceutical ingredient (API) that plays a central role in modern drug formulation and manufacturing. It has a molecular formula of C24H32O4S and a molecular weight of 416.57 g/mol. Related substances and impurities of Spironolactone are routinely used as reference materials for stability-indicating method development, impurity profiling, and compliance with ICH, USP, BP, and EP monographs. Our Spironolactone 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.