4660-26-8

Anhydro-oxytetracycline Oxytetracycline Impurity 7 Oxytetracycline Impurity 6(Oxytetracycline EP Impurity F) (4S,4aR,5R,12aS)-4-(dimethylamino)-3,5,10,11,12a-pentahydroxy-6-methyl-1,12-dioxo-1,4,4a,5,12,12a-hexahydrotetracene-2-carboxamide 2-Naphthacenecarboxamide, 4-(dimethylamino)-1,4,4a,5,12,12a-hexahydro-3,5,10,11,12a-pentahydroxy-6-methyl-1,12-dioxo-, (4S,4aR,5R,12aS)- (4S,4aR,5R,12aS)-4-(dimethylamino)-3,5,10,11,12a-pentahydroxy-6-methyl-1,12-dioxo-1,4,4a,5,12,12a-hexahydrotetracene-2-carboxamide(anhydro-oxytetracycline).