| abstract |
The present invention relates to novel substituted alkylaminopyridazinone derivatives of formula (I) wherein R 1 is hydrogen or C 1-4 alkyl; X is hydrogen or halogen; R 2 is hydrogen or C 1-4 alkyl; is 1, 2 or 3, Q and W are independently -N = or -CH =, and R4 and R5 are independently hydrogen, halogen, trifluoromethyl, or C1-C4 alkoxy) and their pharmaceutically acceptable salts, as well as pharmaceutical compositions containing the compounds. The compounds of the invention have anxiolytic and learning-enhancing properties. The scope of the description is 10 pages (including 1 page figure) |