| abstract |
The invention relates to glutarimides of formula I, in which Ar represents a phenyl non-substituted or substituted one or many times with one of the substituents selected from a halogen atom, a hydroxyl, a (C1-4)alkoxy, a trifluoromethyl, a (C1-4)alkyl, said substituents being identical or different; a pyridyl group; a thienyl group and X is methylene or ethylene, their salts and their enantiomers, as well as their method of preparation and their use for the preparation of the corresponding 3,3-disubstituted peperidines. |