| abstract |
COVERS SULFONYL DERIVATIVES OF ERHYTHROMYCIN A, B AND C FALLING WITHIN THE FOLLOWING STRUCTURAL FORMULA: 3,5,7,9,11,13-HEXA(H3C-),4-((2,4-DI(H3C-),3-(R-SO2-O-), 4-(R1O-)-TETRAHYDROPYRAN-6-YL)-O-),6-((2-(H3C-), 4-(N(-CH3)2-),5-(R2O-)-TETRAHYDROPYRAN-6-YL)-O-),7,12- DI(HO-),13-R3,14-(H5C2-)-OXACYCLOTETRADECANE-2,10-DIONE WHERE R IS SELECTED FROM THE ROUP CONSISTING OF LOWERALKYL, LOWERALKENYL, ARYL, SUBSTITUTED ARYL, BENZYL, SUBSTITUTED BENZYL, AROXYALKYL, AND SUBSTITUTED AROXYALKYL; R1 IS HYDROGEN OR METHYL; R2 IS HYDROGEN OR LOWERAKNANOYL AND R3 IS HYDROGEN OR HYDROXYL SAID ERYTHROMYCIN DERIVATIVES BEING USEFUL FOR THIER ANTIBIOTIC ACTIVITY. |