API |
IMPURITY |
CHEMICAL NAME |
STRUCTURE |
Levofloxacin |
EP Impurity A |
(S)-9,10-Difluoro-3-methyl-7-oxo-2,3-dihydro-7H-Pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylic acid (Levofloxacin Difluoro Impurity |  |
Levofloxacin |
EP Impurity B |
9-Fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine(Decarboxylated Levofloxacin) |  |
Levofloxacin |
EP Impurity C |
(3S)-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4- benzoxazine-6-carboxylic acid(9-Desfluoro Levofloxacin) |  |
Levofloxacin |
EP Impurity D |
(S)-10-Fluoro-2,3-dihydro-3-methyl-9-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid(9-Piperazino Levofloxacin Impurity) |  |
Levofloxacin |
EP Impurity E |
(S)-9-fluoro-3-mehyl-10(piperazine-1-yl)-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylic acid |  |
Levofloxacin |
EP Impurity F |
4-[(3S)-6-carboxy-9-fluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4- benzoxazin-10-yl]-1-methylpiperazine 1-oxide |  |
Levofloxacin |
+)-Ofloxacin; (R)-(+)-Ofloxacin; D-Ofloxacin; d-Levofloxacin , R-levofloxacin |
(3R)-9-Fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid |  |
Levofloxacin |
Levofloxacin Related Compound B |
(S)-9,10,difluro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylic acid |  |
LEVOFLOXACIN |
LEVOFLOXACIN |
LEVOFLOXACIN |  |