BMS04: Betamethasone EP Impurity D

Betamethasone 21-O-Ethyl Carbonate ;

9-Fluoro-11β,17-dihydroxy-16β-methyl-3,20-dioxopregna-1,4-dien-21-yl ethoxycarboxylate ;

CAS # 52619-05-3 ;

C25H33FO7 ;

MW: 464.52 ;