Allopurinol Related Compound D

Allopurinol USP Related Compound D (USP RC-D) (CAS No. 6994-25-8) is a high-quality pharmaceutical impurity reference standard widely used in impurity profiling, forced degradation studies, stability testing, and analytical method validation for allopurinol drug substances and formulations. With a molecular formula of C₆H₉N₃O₂ and a molecular weight of 155.15 g/mol, this certified reference material enables accurate identification and quantification of related impurities in accordance with ICH, US FDA, EMA, and pharmacopeial regulatory guidelines. Each batch is comprehensively characterized with a Certificate of Analysis (COA), MS, ¹H-NMR, and HPLC purity data to support regulatory submissions, quality control testing, and pharmaceutical development programs. Manufactured by Manasa Life Sciences in Hyderabad, this impurity standard is produced under stringent quality systems to ensure reliability, traceability, and compliance with global pharmaceutical industry requirements.