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.
Abstract:
Covers 4''''-O-sulfonyl erythromycin-9-O-oxime derivatives falling within the following structural formula: WHERE R is selected from the group consisting of loweralkyl, loweralkenyl, aryl, substituted aryl, benzyl and substituted benzyl, R1 is hydrogen or methyl, R2 is hydrogen or loweralkanoyl, R3 is hydrogen or hydroxyl, and R4 is selected from the group consisting of loweralkyl, cycloalkyl, substituted cycloalkyl, aryl, substituted aryl, benzyl and substituted benzyl. These 9-O-oxime derivative compounds are useful as antibiotics.
Abstract:
1. AN ERYTHROMYCIN DERIVATIVE SELECTED FROM THE GROUP CONSISTING OF 8-EPI-10,11-ANHYDROETHYTHROMYCN B, 8-EPI11, 12-EPOXYERYTHROMYCIN A 6,9-HEMIACETAL, 8-EPI-ERYTHROMYCIN B AND 8-EPI-10,11-ANHYDROERYTHROMYCIN A.