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    Dirithromycin Impurity B

    Dirithromycin Impurity B

    Synonym

    (3R,4S,5S,6R,7R,9R,10S,12R,13S,14R)-10-amino-6-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-4,7,12,13-tetrahydroxy-3,5,7,9,11,13-hexamethyloxacyclotetradecan-2-one

    Molecular Formula

    C29H56N2O9

    Molecular Weight

    576.78

    Catalogue Number

    AR-D01989

    Parent Drug

    DIRITHROMYCIN

    Common Package:10,25,50,100 mg

    Collections: DIRITHROMYCIN

    Category: AR-D01989 C29H56N2O9 DIRITHROMYCIN

    RELATED PRODUCTS
    Dirithromycin EP Impurity E

    Synonym

    (1R,2R,3R,6R,7S,8S,9R,10R,12R,13S)-9-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-3-ethyl-2,10-dihydroxy-7-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-2,6,8,10,12,15,15,17-octamethyl-4,16-dioxa-14-azabicyclo[11.3.1]heptadecan-5-one

    Molecular Formula

    C40H74N2O12

    Molecular Weight

    775.04

    Catalogue Number

    AR-D01993

    Parent Drug

    DIRITHROMYCIN
    Dirithromycin EP Impurity D

    Synonym

    (1R,2R,3R,6R,7S,8S,9R,10R,12R,13S,15R)-7-(((2R,4R,5S,6S)-4,5-dihydroxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-9-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-3-ethyl-2,10-dihydroxy-15-((2-methoxyethoxy)methyl)-2,6,8,10,12,17-hexamethyl-4,16-dioxa-14-azabicyclo[11.3.1]heptadecan-5-one

    Molecular Formula

    C41H76N2O14

    Molecular Weight

    821.07

    Catalogue Number

    AR-D01992

    Parent Drug

    DIRITHROMYCIN
    Dirithromycin EP Impurity A (Erythromycylamine)

    Synonym

    (3R,4S,5S,6R,7R,9R,10S,11S,12R,13S,14R)-10-amino-6-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-7,12,13-trihydroxy-4-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyloxacyclotetradecan-2-one

    Molecular Formula

    C37H70N2O12

    Molecular Weight

    734.98

    Catalogue Number

    AR-D01991

    Parent Drug

    DIRITHROMYCIN

    CAS Number

    26116-56-3
    Dirithromycin Impurity C

    Synonym

    (1R,2S,3R,6R,7S,8S,9R,10R,12R,13S,15R)-7-(((2R,4R,5S,6S)-4,5-dihydroxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-9-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-3-ethyl-10-hydroxy-15-((2-methoxyethoxy)methyl)-2,6,8,10,12,17-hexamethyl-4,16-dioxa-14-azabicyclo[11.3.1]heptadecan-5-one

    Molecular Formula

    C41H76N2O13

    Molecular Weight

    805.07

    Catalogue Number

    AR-D01990

    Parent Drug

    DIRITHROMYCIN
    Dirithromycin-13C-d3

    Molecular Formula

    13C C41H75N2O14D3

    Molecular Weight

    839.10

    Catalogue Number

    AR-D01988

    Parent Drug

    DIRITHROMYCIN
    Dirithromycin

    Synonym

    (1R,2R,3R,6R,7S,8S,9R,10R,12R,13S,15R)-9-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-3-ethyl-2,10-dihydroxy-7-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-15-((2-methoxyethoxy)methyl)-2,6,8,10,12,17-hexamethyl-4,16-dioxa-14-azabicyclo[11.3.1]heptadecan-5-one

    Molecular Formula

    C42H78N2O14

    Molecular Weight

    835.09

    Catalogue Number

    AR-D01987

    Parent Drug

    DIRITHROMYCIN

    CAS Number

    62013-04-1