Levofloxacin Impurities

  • CAS No.: 151377-74-1 - Levofloxacin Desethylene Diformyl Impurity

    Levofloxacin Desethylene Diformyl Impurity

    CAS No. : 151377-74-1
    Synonyms : N,N’-Desethylene-N,N’-diformyl Levofloxacin; (S)-9-Fluoro-10-[formyl[2-(formylmethylamino)ethyl]amino]-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid
    Catalog No. : SA18411

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  • CAS No.: NA - Levofloxacin Desfluoro 2-Methyl Analog

    Levofloxacin Desfluoro 2-Methyl Analog

    CAS No. : NA
    Synonyms : (-)-(S)-2,3-Dihydro-2-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid 
    Catalog No. : SA18410

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  • CAS No.: 117620-85-6 (base) - Levofloxacin EP Impurity D

    Levofloxacin EP Impurity D

    CAS No. : 117620-85-6 (base)
    Synonyms : Levofloxacin Desfluoro Impurity; Levofloxacin USP Related Compound F; Defluoro Levofloxacin; (-)-(S)-2,3-Dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid
    Catalog No. : SA18409

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  • CAS No.: 117678-37-2 - Levofloxacin EP Impurity C

    Levofloxacin EP Impurity C

    CAS No. : 117678-37-2
    Synonyms : Levofloxacin N-Oxide; (-)-(S)-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 N-oxide
    Catalog No. : SA18408

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  • CAS No.: 1346603-62-0 - Levofloxacin EP Impurity G

    Levofloxacin EP Impurity G

    CAS No. : 1346603-62-0
    Synonyms : Levofloxacin USP Related Compound E; Levofloxacin Desethylene Impurity; N,N-Desethylene Levofloxacin; (-)-(S)-9-Fluoro-2,3-dihydro-3-methyl-10-[2-(methylamino)ethylamino]-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid HCl
    Catalog No. : SA18407

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  • CAS No.: 100986-86-5 - Levofloxacin EP Impurity A

    Levofloxacin EP Impurity A

    CAS No. : 100986-86-5
    Synonyms : (R)-Ofloxacin; Levofloxacin D-Isomer; (+)-(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
    Catalog No. : SA18406

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  • CAS No.: 178912-62-4 (base) - Levofloxacin EP Impurity I

    Levofloxacin EP Impurity I

    CAS No. : 178912-62-4 (base)
    Synonyms : 9-Piperazinyl Levofloxacin Isomer; (-)-(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 HCl
    Catalog No. : SA18405

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  • CAS No.: 177472-30-9 - Levofloxacin EP Impurity H

    Levofloxacin EP Impurity H

    CAS No. : 177472-30-9
    Synonyms : Levofloxacin Ethyl Ester; Ethyl (S)-9-fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate
    Catalog No. : SA18404

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  • CAS No.: 178964-53-9 - Levofloxacin EP Impurity E

    Levofloxacin EP Impurity E

    CAS No. : 178964-53-9
    Synonyms : Decarboxy Levofloxacin Impurity; (-)-(S)-9-Fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine
    Catalog No. : SA18403

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  • CAS No.: 100986-89-8 - Levofloxacin EP Impurity F

    Levofloxacin EP Impurity F

    CAS No. : 100986-89-8
    Synonyms : Difluoro Levofloxacin Analog; (S)-9,10-Difluro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylic acid; (3S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid
    Catalog No. : SA18402

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  • CAS No.: 117707-40-1 - Levofloxacin EP Impurity B

    Levofloxacin EP Impurity B

    CAS No. : 117707-40-1
    Synonyms : N-Desmethyl Levofloxacin; Levofloxacin USP Relared Compound A; (-)-(S)-9-Fluoro-2,3-dihydro-3-methyl-10-(1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid
    Catalog No. : SA18401

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  • CAS No.: 138199-71-0 (hemihydrate);  100986-85-4 (Anhydrous) - Levofloxacin

    Levofloxacin

    CAS No. : 138199-71-0 (hemihydrate);  100986-85-4 (Anhydrous)
    Synonyms : (-)-(S)-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 Hemihydrate
    Catalog No. : SA18400

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