IMPURITIES

 Catalog Number GS.74.CIA.02
 CAS Number 299409-85-1
 Catalogue Name / Chemical Name Clarithromycin EP Impurity B
 Synonyms 6-O-Methyl-15-norerythromycin A ; 13-Deethyl-13-methyl-6-O-methylerythromycin; 15-Norclarithromycin; USP Clarithromycin Impurity B; 6-O-Methyl-15-norerythromycin A (USP) ; (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-6-(((2S,3R,4S,6R)-4-(Dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-12,13-dihydroxy-4-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-7-methoxy-3,5,7,9,11,13,14-heptamethyloxacyclotetradecane-2,10-dione
 Molecular Formula C37H67NO13
 Molecular Weight 733.93
 Specific Purity Under Development
 Inventory Status 5-6 Weeks
 Pack Size 50 MG
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