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    • 7. 发明授权
    • Imidazoquinazoline compounds and their use
    • 咪唑喹唑啉化合物及其用途
    • US5371080A
    • 1994-12-06
    • US991077
    • 1992-12-15
    • Holger C. HansenMarit Kristiansen
    • Holger C. HansenMarit Kristiansen
    • A61K31/505A61K31/535C07D487/04A61K31/54
    • C07D487/04A61K31/505A61K31/535
    • Imidazoquinazoline compounds having the formula ##STR1## wherein Q is ##STR2## --COOR.sup.8 or --CN; wherein R.sup.1 is H, alkyl, unsubstituted or substituted cycloalkyl, alkoxy, alkoxyalkyl or CF.sub.3 ; R.sup.8 is alkyl; R.sup.2 and R.sup.3 independently are H, alkyl optionally substituted, hydroxyalkyl, alkoxy, alkoxyalkyl, alkoxycarbonylalkyl, formylalkyl, or an acetal thereof, or R.sup.2 and R.sup.3 together with the N-atom form a 4-6 membered monocyclic amino group in which ring system one or more of the carbon atoms may be exchanged with N, O or S, sulphinyl, sulphonyl or carbonyl or an acetal thereof, each of these ring systems optionally being substituted; R.sup.4, R.sup.5, R.sup.6 and R.sup.7 independently are H, OH, halogen, CF.sub.3, NO.sub.2, NH.sub.2, CN, alkyl, alkenyl, alkynyl, alkoxy, alkoxyalkyl or alkoxycarbonyl.The compounds are useful in psychopharmaceutical preparations as anticonvulsants, anxiolytics, hypnotics, antipsychotics, antiemetics, in improving the cognitive function of the brain of mammals, or as benzodiazepine antagonists.
    • 具有式(I)的咪唑并喹唑啉化合物,其中Q是-COOR 8或-CN; 其中R1是H,烷基,未取代或取代的环烷基,烷氧基,烷氧基烷基或CF3; R8是烷基; R2和R3独立地是H,烷基任选取代的,羟基烷基,烷氧基,烷氧基烷基,烷氧基羰基烷基,甲酰基烷基或缩醛,或者R2和R3与N-原子一起形成4-6元单环氨基,其中环系一 或更多的碳原子可以与N,O或S,亚磺酰基,磺酰基或羰基或其缩醛交换,这些环体系中的每一个任选被取代; R4,R5,R6和R7独立地是H,OH,卤素,CF3,NO2,NH2,CN,烷基,烯基,炔基,烷氧基,烷氧基烷基或烷氧基羰基。 这些化合物可用作精神药物制剂,如抗惊厥药,抗焦虑药,催眠药,抗精神病药,止吐药,改善哺乳动物脑部认知功能或作为苯二氮卓类药物。