Identification | Back Directory | [Name]
AZITHROMYCIN IMPURITY B | [CAS]
307974-61-4 | [Synonyms]
AzithroMycin B 3-Deoxyazithromycin AZITHROMYCIN IMPURITY B Azithromycin EP mpurity B 3-Deshydroxy Azithromycin Azithromycin EP Impurity B Azithromycin Impurity 2(Azithromycin EP Impurity B) (2R,3R,4R,5R,8R,10R,11R,12R,13S,14R)-11-(((2S,3S,4S)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-2-ethyl-4,10-dihydroxy-13-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6- (2R,3R,4S,5R,8R,10R,11R,12S,13S,14R)-11-[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-2-ethyl-4,10-dihydroxy-13-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-3,5,6,8,10,12,14-heptamethyl-1-oxa-6-azacyclopentadecan-15-one Azithromycin EP Impurity B/(2R,3R,4S,5R,8R,10R,11R,12S,13S,14R)-11-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-2-ethyl-4,10-dihydroxy-13-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3, Azithromycin Impurit Ⅱ:( Impurit B)(Azithromycin B) (2R,3R,4S,5R,8R,10R,11R,12S,13S,14R)-13-[(2,6-Dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-2-ethyl-4,10-dihydroxy-3,5,6,8,10,12,14-heptamethyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo- 1-Oxa-6-azacyclopentadecan-15-one, 13-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-2-ethyl-4,10-dihydroxy-3,5,6,8,10,12,14-heptamethyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy]-, (2R,3R,4R,5R,8R,10R,11R,12R,13S,14R)- (9CI) Azithromycin EP Impurity B/(2R,3R,4S,5R,8R,10R,11R,12S,13S,14R)-11-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-2-ethyl-4,10-dihydroxy-13-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,6,8,10,12,14-heptamethyl-1-oxa-6-azacyclopentadecan-15-one | [Molecular Formula]
C38H72N2O11 | [MDL Number]
MFCD32661402 | [MOL File]
307974-61-4.mol | [Molecular Weight]
733 |
Chemical Properties | Back Directory | [Melting point ]
98-102°C | [Boiling point ]
795.6±60.0 °C(Predicted) | [density ]
1.15±0.1 g/cm3(Predicted) | [storage temp. ]
-20°C Freezer | [solubility ]
Chloroform (Slightly), Dichloromethane (Slightly), DMSO (Slightly) | [form ]
Solid | [pka]
13.50±0.70(Predicted) | [color ]
White to Yellow |
Hazard Information | Back Directory | [Description]
Azithromycin EP Impurity B (3-Deoxy Azithromycin) is obtained as an impurity with the formulation of Azithromycin. Azithromycin is an azalide bacterial agent active against major pathogens responsible for infections of the respiratory tract, skin, and soft tissues in human beings. | [Uses]
Azithromycin B (Azithromycin EP Impurity B), is an impurity of Azithromycin, a semi-synthetic macrolide antibiotic, and related to Erythromycin A. |
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