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    Rifabutin EP Impurity B (3-Amino Rifamycin S)

    Rifabutin EP Impurity B (3-Amino Rifamycin S)

    Molecular Formula

    C37H46N2O12

    Molecular Weight

    710.78

    Catalogue Number

    AR-R01544

    Parent Drug

    RIFABUTIN

    CAS Number

    51756-80-0

    Common Package:10,25,50,100 mg

    Collections: RIFABUTIN

    Category: 51756-80-0 AR-R01544 C37H46N2O12 RIFABUTIN

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    Rifabutin EP Impurity D (3-Amino-4-Imido Rifamycin S)

    Molecular Formula

    C37H47N3O11

    Molecular Weight

    709.79

    Catalogue Number

    AR-R01546

    Parent Drug

    RIFABUTIN

    CAS Number

    62041-01-4
    Rifabutin EP Impurity C (21,31-Didehydro Rifabutin)

    Molecular Formula

    C46H60N4O11

    Molecular Weight

    845.01

    Catalogue Number

    AR-R01545

    Parent Drug

    RIFABUTIN
    Rifabutin

    Molecular Formula

    C46H62N4O11

    Molecular Weight

    847.03

    Catalogue Number

    AR-R01543

    Parent Drug

    RIFABUTIN

    CAS Number

    72559-06-9
    Rifabutin EP Impurity E-d7

    Molecular Formula

    C44H53N4O10D7

    Molecular Weight

    812.03

    Catalogue Number

    AR-R01542

    Parent Drug

    RIFABUTIN

    CAS Number

    1294503-48-2 (non-labelled)
    Rifabutin EP Impurity E (25-O-Desacetyl Rifabutin)

    Molecular Formula

    C44H60N4O10

    Molecular Weight

    804.98

    Catalogue Number

    AR-R01541

    Parent Drug

    RIFABUTIN

    CAS Number

    100324-63-8
    25-O-desacetyl-23-Acetyl-Rifabutin (Possibly a mixture with API)

    Molecular Formula

    C46H62N4O11

    Molecular Weight

    847.03

    Catalogue Number

    AR-R01540

    Parent Drug

    RIFABUTIN
    Rifabutin-d7

    Molecular Formula

    C46H55N4O11D7

    Molecular Weight

    854.07

    Catalogue Number

    AR-R01539

    Parent Drug

    RIFABUTIN

    CAS Number

    72559-06-9 (non-labelled)