Josamycin

Josamycin Impurities & Reference Standards

Josamycin is recognized as an active pharmaceutical ingredient (API) that supports formulation development, process validation, and quality assurance in drug manufacturing. Josamycin is registered under CAS Number 16846-24-5. The compound carries the molecular formula C42H69NO15, corresponding to a molecular weight of 828 g/mol. Related substances and impurities of Josamycin are routinely used as reference materials for stability-indicating method development, impurity profiling, and compliance with ICH, USP, BP, and EP monographs. Each batch of Josamycin reference standard is accompanied by a Certificate of Analysis (CoA), HPLC purity data, and spectroscopic (NMR/MS/IR) characterization for use in pharmaceutical laboratories worldwide.