NEW DERIVATIVES OF 2-AZABICYCLO(2.2.2)OCTANE-3-CARBOXYLIC ACID,A PROCESS FOR THEIR PREPARATION,AGENTS CONTAINING THESE DERIVATIVES AND THE USE THEREOF,AND OF 2-AZABICYCLO(2.2.2)OCTANE-3-CARBOXYLIC ACID,AS AN INTERMEDIATE STAGE AND A PROCESS FOR THE PREPARATION THEREOF

摘要

The novel derivatives have the formula I IMAGE in which n denotes 0 or 2, R denotes hydrogen, alkyl or aralkyl, R1 denotes hydrogen or unsubstituted or amino-, acylamino- or benzoylamino-substituted alkyl, alkenyl, cycloalkyl, cycloalkenyl, cycloalkylalkyl, aryl or partially hydrogenated aryl, each of which can be substituted by alkyl, alkoxy or halogen, aralkyl or aroylalkyl, both of which, as defined above, can be substituted in the aryl radical, an S- or O- and/or N-heterocyclic radical or a side chain of an amino acid, R2 denotes hydrogen, alkyl, alkenyl or aralkyl, Y denotes hydrogen or hydroxyl, Z denotes hydrogen or Y and Z together denote oxygen and X denotes alkyl, alkenyl, cycloalkyl, aryl, which can be mono-, di- or trisubstituted by alkyl, alkoxy, hydroxyl, halogen, nitro, amino, alkylamino, dialkylamino and/or methylenedioxy or denotes 3-indolyl.