Abstract: The present invention relates to novel antiobesity and hypocholesterolemic compounds, their derivatives, their analogs, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates and pharmaceutically acceptable compositions containing them. More particularly, the present invention relates to novel &bgr;-aryl-&agr;-oxysubstituted alkylcarboxylic acids of the general formula (I), their derivatives, their analogs, their tautomeric forms, their stereosomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates and pharmaceutically acceptable compositions containing them.

Abstract: Substituted or 6,7-ring fused 1,2,3-triazolo[1,5-&agr;]-pyrimidine derivatives are selective ligands for GABAA receptors useful in the treatment of disorders of the central nervous system, including anxiety and convulsions.

Abstract: New 3-substituted 3H-2,3-benzodiazepine derivatives of general formula I ##STR1## in which R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7 and n have the meanings indicated in the description, their production as well as their use as pharmaceutical agents are described.