Betamethasone Impurity 20
CAS No. 4735-65-3 Cat. No. BCP46968 Name Betamethasone Impurity 20 Synonyms 9-Bromo-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione-21-acetate; SMILES Chemical Name Formula C24H31BrO6 M. Wt 495.41 Purity 98% Storage Store at 4-8°C