Probenecid
Probenecid Impurities & Reference Standards
Probenecid is a widely used active pharmaceutical ingredient (API) that plays a central role in modern drug formulation and manufacturing. Probenecid is registered under CAS Number 57-66-9. It has a molecular formula of C13H19NO4S and a molecular weight of 285.4 g/mol. Related substances and impurities of Probenecid are routinely used as reference materials for stability-indicating method development, impurity profiling, and compliance with ICH, USP, BP, and EP monographs. Probenecid is available as a certified impurity reference standard with CoA, HPLC chromatograms, and spectroscopic data to support analytical method development and regulatory compliance.