Tetracycline HCl ;
Lymecycline EP Impurity H (HCl) ;
(4S,4aS,5aS,6S,12aS)-4-(Dimethylamino)-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide HCl ;
CAS # 60-54-8 (base) ; 64-75-5 (HCl) ;
C22H24N2O8 (base) ; Mol. Wt.: 444.43 ;
C22H25ClN2O8 (HCl) ; Mol. Wt.: 480.90 ;