10(1-HYDROXYETHLY)-11-OXO-1-AZATRICYCLO[7.2.0.0.3.8]UNDEC-2-ENE-2-CARBOXYLIC ACID ESTERS AND A PROCESS FOR PREPARING THEREOF

摘要

Compounds of general formula (I) in which R1 represents the group (a), where R4 represents a hydrogen atom or a C1-4 alkyl group; p is 0 or 1; R5 is a group selected from C1-6 alkyl, C5-8 cycloalkyl optionally substituted by a C1-3 alkyl group, phenyl and C1-4 alkyl substituted by a C1-3 alkoxy group; and R2 is a group OR3 where R3 is a C1-5 alkyl group, are orally administrable and exhibit broad spectrum antibacterial activity.