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| | AZITHROMYCIN IMPURITY B Basic information | | Form |
| Product Name: | AZITHROMYCIN IMPURITY B | | Synonyms: | AzithroMycin B;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-;Azithromycin EP mpurity B;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-;(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 Impurity 2（Azithromycin EP Impurity B） | | CAS: | 307974-61-4 | | MF: | C38H72N2O11 | | MW: | 732.99 | | EINECS: | | | Product Categories: | | | Mol File: | 307974-61-4.mol |  |
| | AZITHROMYCIN IMPURITY B Chemical Properties |
| 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) | | pka | 13.50±0.70(Predicted) | | form | Solid | | color | White to Yellow | | Major Application | pharmaceutical small molecule | | InChIKey | JBYIGHZCRVMHAK-VINPOOLWSA-N |
| WGK Germany | WGK 2 | | Storage Class | 11 - Combustible Solids | | Hazard Classifications | Aquatic Chronic 1
Resp. Sens. 1
Skin Sens. 1 |
| | AZITHROMYCIN IMPURITY B Usage And Synthesis |
| Form | Off-White to Yellow Solid | | 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. |
| | AZITHROMYCIN IMPURITY B Preparation Products And Raw materials |
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