Appearance: White crystalline powder Assay: 99.0%min Package: 25kg/fibre drum

CAS NO:1264-62-6

EC NO:215-033-8

Molecular Formula:C₄₃H₇₆NO₁₇

Molecular Weight:879.0606

Synonyms:;Erythromycin Ethyl Succinate;ERYTHROMYCIN ETHLY SUCCINATE.;erythromycin ethylsuccinate;4-(dimethylamino)-2-({14-ethyl-7,12,13-trihydroxy-4-[(5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy]-3,5,7,9,11,13-hexamethyl-2,10-dioxooxacyclotetradecan-6-yl}oxy)-6-methyltetrahydro-2H-pyran-3-yl ethyl butanedioate (non-preferred name);(2R,3S,4R,6S)-4-(dimethylamino)-2-{[(3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-14-ethyl-7,12,13-trihydroxy-4-{[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl]oxy}-3,5,7,9,11,13-hexamethyl-2,10-dioxooxacyclotetradecan-6-yl]oxy}-6-methyltetrahydro-2H-pyran-3-yl ethyl butanedioate (non-preferred name);(3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-6-[(2S,3R,4S,6R)-4-dimethylamino-3-hydroxy-6-methyl-tetrahydropyran-2-yl]oxy-14-ethyl-7,12,13-trihydroxy-4-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyl-tetrahydropyran-2-yl]oxy-3,5,7,9,11,13-hexamethyl-1-oxacyclotetradecane-2,10-dione; 4-ethoxy-4-oxo-butanoate;

Molecular Structure: