ITL22: Ibutilide USP RC B

Ibutilide 4-Keto Impurity ;

N-Ethyl-N-heptyl-4-hydroxy-4-[4-(methylsulfonamido)phenyl]butanamide ;

CAS # 160087-98-9 ;

C20H34N2O4S ;
Mol. Wt.: 398.56 ;