90503-06-3

Azithromycin 3-N-Oxide Azithromycin Impurity V USP Azithromycin N-Oxide Azithromycin N-Oxide (USP) Azithromycin EP Impurity L Azithromycin Impurity L(BP) Azithromycin N-Oxide (15 mg) (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)- Azithromycin EP Impurity L (Azithromycin N-Oxide) Azithromycin Impurity 12（Azithromycin EP Impurity L） "(2R,3R,4S,6R)-2-(((2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)- (2R,3R,4S,6R)-2-(((2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)- 2-ethyl-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-15-oxo-1-oxa-6-azacyclopentadecan-11-yl)oxy)-3-hydroxy-N,N,6-tr (2R,3R,4S,6R)-2-(((2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-2-ethyl-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-15-oxo-1-oxa-6-azacyclopentadecan-11-yl)oxy)-3-hydroxy-N,N,6-tri Azithromycin EP Impurity L/Azithromycin N-Oxide/(2S,3R,4S,6R)-2-(((2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-2-ethyl-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-15-oxo-1-oxa-6-a 1-Oxa-6-azacyclopentadecan-15-one, 13-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-2-ethyl-3,4,10-trihydroxy-3,5,6,8,10,12,14-heptamethyl-11-[[3,4,6-trideoxy-3-(dimethyloxidoamino)-β-D-xylo-hexopyranosyl]oxy]-, (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)- (2R,3R,4S,6R)-2-(((2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)- 2-ethyl-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-15-oxo-1-oxa-6-azacyclopentadecan- 11-yl)oxy)-3-hydroxy-N,N,6-trimethyltetrahydro-2H-pyran-4- amine oxide