100986-86-5

DR 3354 DS-4632 Aids002308 Aids-002308 D-OFLOXACIN d-Levofloxacin Levofloxacin-5 Ofloxacin R-Isomer Levofloxacin R-IsoMer D-Isomer of ofloxacin (R)-Ofloxacin,98%e.e. Levofloacin Impurity E (R)-9-fluoro-3-methyl- Levofloxacin Impurity L Levofloacin USP Impurity E Levofloxacin EP Impurity A Levofloxacin (R)-Ofloxacin Levofloxacin Impurity 6（R-Isomer） Ofloxacin Impurity 2((R)-Ofloxacin) Levofloxacin EP Impurity A（Levofloxacin R-Isomer） Levofloxacin Hydrochloride ImpurityⅠ: (Dextrofloxacin)(R)-Levofloxacin (R)-9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid R-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 (3R)-9-Fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-pyrido[1, 2,3-de][1,4]benzoxazine-6-carboxylic acid 7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 9-fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-, (R)- 7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 9-fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-, (3R)- [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 7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 9-fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-, (3R)- (9CI) (2R)-7-Fluoro-2-methyl-6-(4-methylpiperazin-1-yl)-10-oxo-4-oxa-1-azatricyclo[7.3.1.0,13]trideca-5(13),6,8,11-tetraene-11-carboxylic acid R-Ofloxacin (25 mg) ((R)-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 impurity 9/Ofloxacin R-Isomer/(R)-9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid