Azithromycin EP Impurity G

Chemical Name: (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-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-[methyl[(4-methylphenyl)sulfonyl]amino]-β-D-xylo-hexopyranosyl]oxy]-1-oxa-6-azacyclopentadecan-15-one

Synonym: 3'-N-Desmethyl-3'-N-tosyl Azithromycin; 3'-N-demethyl-3'-N-[(4-methylphenyl)sulfonyl]azithromycin (USP)

Smile: C[C@@H]([C@@H]([C@H](C(O[C@@H]([C@@](C)(O)[C@@H]1O)CC)=O)C)O[C@@](O[C@@H](C)[C@@H]2O)([H])C[C@@]2(C)OC)[C@H]([C@](O)(C[C@H](CN([C@@H]1C)C)C)C)O[C@@](O[C@H](C)C[C@@H]3N(C)[S](=O)(C4=CC=C(C)C=C4)=O)([H])[C@@H]3O