Zambon Group

Zambon S.p.a.

Carlo Veneziani

Dario Chiarino

Angelo Carenzi

Davide Della Bella

Gian Carlo Grancini

Mauro Napoletano

Viviana Frigeni

A stereoselective process for the preparation of the compounds of formula ##STR1## wherein R, R.sub.1, R.sub.2, a and b have the meanings reported in the specification, is described. The compounds of formula I have a remarkable central analgesic activity and they are useful in the pharmaceutical field.

Stereoselective process for the preparation of 2-amino-ethanol

Compounds of formula ##STR1## (wherein R, R.sub.1, R.sub.2, R.sub.3 and n have the meanings reported in the specification), their salts with pharmaceutically acceptable acids, process for their preparation and pharmaceutical compositions containing them are described. The compounds of formula I have a remarkable analgesic activity.

Pyrrolidone-2 compounds and their use for central analgesic activity

New imidazole compounds of the formula ##STR1## their salts and analgesic, antipyretic and antiinflammatory pharmaceutical composition containing them. New intermediates useful in the preparation of said imidazole compounds. Process for preparing the new imidazole compounds as well as some new intermediates for the preparation thereof.

Analgesic, antipyretic or anti-inflammatory imidazole compounds

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Bresso, Italy

Carlo Veneziani