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    Home / Products / 8-fluoro-2,2-dimethyl-9-(4-methylpiperazin-1-yl)-6-oxo-2,6-dihydrooxazolo[5,4,3-ij]quinoline-5-carboxylic acid
    8-fluoro-2,2-dimethyl-9-(4-methylpiperazin-1-yl)-6-oxo-2,6-dihydrooxazolo[5,4,3-ij]quinoline-5-carboxylic acid

    8-fluoro-2,2-dimethyl-9-(4-methylpiperazin-1-yl)-6-oxo-2,6-dihydrooxazolo[5,4,3-ij]quinoline-5-carboxylic acid

    Synonym

    8-fluoro-2,2-dimethyl-9-(4-methylpiperazin-1-yl)-6-oxo-2,6-dihydrooxazolo[5,4,3-ij]quinoline-5-carboxylic acid

    Molecular Formula

    C18H20FN3O4

    Molecular Weight

    361.38

    Catalogue Number

    AR-L01516

    Parent Drug

    LEVOFLOXACIN

    Common Package:10,25,50,100 mg

    Collections: LEVOFLOXACIN

    Category: AR-L01516 C18H20FN3O4 LEVOFLOXACIN

    RELATED PRODUCTS
    Ofloxacin EP Impurity A

    Synonym

    10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Molecular Formula

    C18H20FN3O4

    Molecular Weight

    361.37

    Catalogue Number

    AR-L01538

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    82419-35-0
    (S)-10-fluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Synonym

    (S)-10-fluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Molecular Formula

    C13H10FNO4

    Molecular Weight

    263.22

    Catalogue Number

    AR-L01537

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    117620-84-5
    (S)-ethyl 10-fluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate

    Synonym

    (S)-ethyl 10-fluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate

    Molecular Formula

    C15H14FNO4

    Molecular Weight

    291.28

    Catalogue Number

    AR-L01536

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    431058-46-7
    (3S)-9,10-difluoro-3-methyl-7-oxo-3,5,6,7-tetrahydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Synonym

    (3S)-9,10-difluoro-3-methyl-7-oxo-3,5,6,7-tetrahydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Molecular Formula

    C13H11F2NO4

    Molecular Weight

    283.23

    Catalogue Number

    AR-L01535

    Parent Drug

    LEVOFLOXACIN
    (S)-3,9-dimethyl-7-oxo-3,7,9,10,11,12-hexahydro-2H-[1,4]oxazino[2,3,4-ij]pyrazino[2,3-g]quinoline-6-carboxylic acid

    Synonym

    (S)-3,9-dimethyl-7-oxo-3,7,9,10,11,12-hexahydro-2H-[1,4]oxazino[2,3,4-ij]pyrazino[2,3-g]quinoline-6-carboxylic acid

    Molecular Formula

    C16H17N3O4

    Molecular Weight

    315.33

    Catalogue Number

    AR-L01534

    Parent Drug

    LEVOFLOXACIN
    (S)-ethyl 6,8-difluoro-1-(1-hydroxypropan-2-yl)-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate

    Synonym

    (S)-ethyl 6,8-difluoro-1-(1-hydroxypropan-2-yl)-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate

    Molecular Formula

    C20H25F2N3O4

    Molecular Weight

    409.43

    Catalogue Number

    AR-L01533

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    177472-29-6
    (R)-ethyl 9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate

    Synonym

    (R)-ethyl 9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate

    Molecular Formula

    C20H24FN3O4

    Molecular Weight

    389.43

    Catalogue Number

    AR-L01532

    Parent Drug

    LEVOFLOXACIN
    (S)-6-acetyl-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-2H-[1,4]oxazino[2,3,4-ij]quinolin-7(3H)-one

    Synonym

    (S)-6-acetyl-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-2H-[1,4]oxazino[2,3,4-ij]quinolin-7(3H)-one

    Molecular Formula

    C19H22FN3O3

    Molecular Weight

    359.40

    Catalogue Number

    AR-L01531

    Parent Drug

    LEVOFLOXACIN
    methyl 3-(isopropylamino)-2-(2,3,4,5-tetrafluorobenzoyl)acrylate

    Synonym

    methyl 3-(isopropylamino)-2-(2,3,4,5-tetrafluorobenzoyl)acrylate

    Molecular Formula

    C14H13F4NO3

    Molecular Weight

    319.26

    Catalogue Number

    AR-L01530

    Parent Drug

    LEVOFLOXACIN
    (S)-ethyl 6,7,8-trifluoro-1-(1-hydroxypropan-2-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate

    Synonym

    ethyl 3-(isopropylamino)-2-(2,3,4,5-tetrafluorobenzoyl)acrylate

    Molecular Formula

    C15H15F4NO3

    Molecular Weight

    333.28

    Catalogue Number

    AR-L01529

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    138998-47-7
    (S)-7,8-difluoro-3-methyl-3,4-dihydro-2H-benzo[b][1,4]oxazine sulfate

    Synonym

    (S)-ethyl 6,7,8-trifluoro-1-(1-hydroxypropan-2-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate

    Molecular Formula

    C15H14F3NO4

    Molecular Weight

    329.28

    Catalogue Number

    AR-L01528

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    110548-03-3
    N-Ethyl Levofloxacin

    Synonym

    (S)-10-(4-ethylpiperazin-1-yl)-9-fluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Molecular Formula

    C19H22FN3O4

    Molecular Weight

    375.40

    Catalogue Number

    AR-L01527

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    106939-30-4
    (S)-chloromethyl 9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate

    Synonym

    (S)-chloromethyl 9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate

    Molecular Formula

    C19H21ClFN3O4

    Molecular Weight

    409.84

    Catalogue Number

    AR-L01526

    Parent Drug

    LEVOFLOXACIN
    (S)-(7,8-difluoro-3-methyl-2H-benzo[b][1,4]oxazin-4(3H)-yl)methanesulfonamide

    Synonym

    (S)-(7,8-difluoro-3-methyl-2H-benzo[b][1,4]oxazin-4(3H)-yl)methanesulfonamide

    Molecular Formula

    C10H12F2N2O3S

    Molecular Weight

    278.28

    Catalogue Number

    AR-L01525

    Parent Drug

    LEVOFLOXACIN
    (S)-ethyl 9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate

    Synonym

    (S)-7,8-difluoro-3-methyl-3,4-dihydro-2H-benzo[b][1,4]oxazine sulfate

    Molecular Formula

    C9H9F2NO. H2O4S

    Molecular Weight

    185.17 98.08

    Catalogue Number

    AR-L01524

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    106939-42-8 (free base)
    ethyl 3-ethoxy-2-(2,3,4,5-tetrafluorobenzoyl)acrylate

    Synonym

    (S)-ethyl 9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate

    Molecular Formula

    C15H13F2NO4

    Molecular Weight

    309.27

    Catalogue Number

    AR-L01523

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    106939-34-8
    (R)-ethyl 9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate

    Synonym

    (R)-ethyl 9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate

    Molecular Formula

    C15H13F2NO4

    Molecular Weight

    309.27

    Catalogue Number

    AR-L01522

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    110548-06-6
    (R)-Ofloxacin Carboxylic Acid

    Synonym

    (R)-9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Molecular Formula

    C13H9F2NO4

    Molecular Weight

    281.22

    Catalogue Number

    AR-L01521

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    110548-07-7
    (S)-10-ethoxy-9-fluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Synonym

    (S)-10-ethoxy-9-fluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Molecular Formula

    C15H14FNO5

    Molecular Weight

    307.28

    Catalogue Number

    AR-L01520

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    1607796-83-7
    3-methyl-9,10-bis(4-methylpiperazin-1-yl)-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Synonym

    3-methyl-9,10-bis(4-methylpiperazin-1-yl)-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Molecular Formula

    C23H31N5O4

    Molecular Weight

    441.53

    Catalogue Number

    AR-L01519

    Parent Drug

    LEVOFLOXACIN
    (S)-9-fluoro-10-hydroxy-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Synonym

    (S)-9-fluoro-10-hydroxy-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Molecular Formula

    C13H10FNO5

    Molecular Weight

    279.22

    Catalogue Number

    AR-L01518

    Parent Drug

    LEVOFLOXACIN
    (S)-9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-6-(4-methylpiperazine-1-carbonyl)-2H-[1,4]oxazino[2,3,4-ij]quinolin-7(3H)-one

    Synonym

    (S)-9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-6-(4-methylpiperazine-1-carbonyl)-2H-[1,4]oxazino[2,3,4-ij]quinolin-7(3H)-one

    Molecular Formula

    C23H30FN5O3

    Molecular Weight

    443.52

    Catalogue Number

    AR-L01517

    Parent Drug

    LEVOFLOXACIN
    (S)-ethyl 3-((1-hydroxypropan-2-yl)amino)-2-(2,3,4,5-tetrafluorobenzoyl)acrylate

    Synonym

    ethyl 3-ethoxy-2-(2,3,4,5-tetrafluorobenzoyl)acrylate

    Molecular Formula

    C14H12F4O4

    Molecular Weight

    320.24

    Catalogue Number

    AR-L01515

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    103995-33-1
    (S)-6,8-difluoro-1-(1-hydroxypropan-2-yl)-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid hydrochloride

    Synonym

    (S)-ethyl 3-((1-hydroxypropan-2-yl)amino)-2-(2,3,4,5-tetrafluorobenzoyl)acrylate

    Molecular Formula

    C15H15F4NO4

    Molecular Weight

    349.28

    Catalogue Number

    AR-L01514

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    110548-02-2
    N,6-dimethylheptan-2-amine

    Synonym

    (S)-6,8-difluoro-1-(1-hydroxypropan-2-yl)-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid hydrochloride

    Molecular Formula

    C18H21F2N3O4. HCl

    Molecular Weight

    381.38 36.46

    Catalogue Number

    AR-L01513

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    1036016-10-0 (free base)
    Levofloxacin-Acyl-D-Glucuronide

    Synonym

    (2S,3S,4S,5R,6S)-6-(((S)-9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carbonyl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylic acid

    Molecular Formula

    C24H28FN3O10

    Molecular Weight

    537.50

    Catalogue Number

    AR-L01510

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    160962-46-9
    Levofloxacin Diformyl Impurity

    Synonym

    (S)-9-fluoro-3-methyl-10-(N-(2-(N-methylformamido)ethyl)formamido)-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Molecular Formula

    C18H18FN3O6

    Molecular Weight

    391.36

    Catalogue Number

    AR-L01508

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    151377-74-1
    Levofloxacin-d8 HCl

    Synonym

    (S)-9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid-D8 HCl

    Molecular Formula

    C18H12FN3O4D8. HCl

    Molecular Weight

    369.42 36.46

    Catalogue Number

    AR-L01507

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    177325-13-2 (non-labelled)
    Levofloxacin Related Compound C

    Synonym

    (S)-ethyl 9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate

    Molecular Formula

    C20H24FN3O4

    Molecular Weight

    389.43

    Catalogue Number

    AR-L01506

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    177472-30-9
    (R)-Levofloxacin

    Synonym

    (R)-9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Molecular Formula

    C18H20FN3O4

    Molecular Weight

    361.38

    Catalogue Number

    AR-L01505

    Parent Drug

    LEVOFLOXACIN
    N,Nā€™-Desethylene Levofloxacin

    Synonym

    (S)-9-fluoro-3-methyl-10-((2-(methylamino)ethyl)amino)-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Molecular Formula

    C16H18FN3O4

    Molecular Weight

    335.34

    Catalogue Number

    AR-L01503

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    151250-76-9
    N-Desmethyl Levofloxacin-d8

    Synonym

    (S)-9-fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid-D8

    Molecular Formula

    C18H10FN3O4D8

    Molecular Weight

    367.41

    Catalogue Number

    AR-L01501

    Parent Drug

    LEVOFLOXACIN
    Levofloxacin-13C-d3

    Synonym

    (S)-9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid-13CD3

    Molecular Formula

    C17H17FN3O413CD3

    Molecular Weight

    365.38

    Catalogue Number

    AR-L01500

    Parent Drug

    LEVOFLOXACIN
    Levofloxacin Related Compound B

    Synonym

    (S)-9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Molecular Formula

    C13H9F2NO4

    Molecular Weight

    281.22

    Catalogue Number

    AR-L01498

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    100986-89-8
    Levofloxacin

    Synonym

    (S)-9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

    Molecular Formula

    C18H20FN3O4

    Molecular Weight

    361.37

    Catalogue Number

    AR-L01497

    Parent Drug

    LEVOFLOXACIN

    CAS Number

    100986-85-4