| Synonyms: | Azithromycin EP Impurity O;Azithromycin Impurity 15（Azithromycin EP Impurity O）;Azithromycin EP Impurity O/2-Desethyl-2-propylazithromycin;1-Oxa-6-azacyclopentadecan-15-one, 13-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-3,4,10-trihydroxy-3,5,6,8,10,12,14-heptamethyl-2-propyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy]-, (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-;(2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-11-(((3R,4S,6S)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-3,4,10-trihydroxy-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-2-propyl;1-Oxa-6-azacyclopentadecan-15-one, 13-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-3,4,10-trihydroxy-3,5,6,8,10,12,14-heptamethyl-2-propyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy]-, (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-;2-Desethyl-2-propylazithromycin |