摘要 |
New imidazoquinoxaline compounds having the general formula I <IMAGE> (I) wherein <IMAGE> wherein R1 and R2 independently are hydrogen, straight or branched C1-6-alkyl, or C3-7-cycloalkyl; R3 is hydrogen, straight or branched C1-6-alkyl, straight or branched C2-6-alkenyl, or aralkyl or aroylalkyl which may optionally be substituted with halogen or C1-6-alkoxy; R4 amd R5 independently are hydrogen, halogen, C1-6-alkyl or trifluoromethyl. The compounds are useful in psychopharmaceutical preparations as anticonvulsants, anxiolytics, hypnotics and in improving the cognitive function of the brain of mammals. |