申请人:Ciba-Geigy Corporation
公开号:US04814450A1
公开(公告)日:1989-03-21
Compounds of the formula formula IA or IB ##STR1## wherein A represent an optionally substituted saturated divalent grouping which together with the two carbon atoms to which it is attached represents a fused 5-, 6- or 7-membered carbocyclic or heterocyclic ring selected from optionally substituted fused cyclopenteno, cyclohexeno, cyclohepteno, dihydrothieno, dihydrothiopyrano, tetrahydrothiepino, dihydrofuro, dihydropyrano, tetrahydrooxepino, dihydropyrrolo, tetrahydropyrido and tetrahydroazepino; R.sub.1 represents lower alkyl, phenyl, or phenyl mono- or disubstituted by lower alkyl, lower alkoxy, halogen or trifluoromethyl; or R.sub.1 represents an aromatic heterocyclic radical selected from e.g. optionally substituted pyridyl, quinolyl, isoquinolyl, pyrimidyl and thiazolyl; R.sub.2, R.sub.3, R.sub.4 ' are hydrogen or lower alkyl; and pharmaceutically acceptable salts; are useful as benzodiazepine receptor modulators for the treatment of nervous system disorders. Pharmaceutical compositions, methods of preparation and certain intermediates useful as benzodiazepine receptor modulators are also disclosed.
式IA或IB的化合物##STR1##其中A代表一个可以选择性取代的饱和二价基团,与其相连的两个碳原子共同代表一种选择自可选择性取代的融合的5-,6-或7-成员碳环或杂环,所述环选自可选择性取代的融合的
环戊烯基,
环己烯基,
环庚烯基,二氢
噻吩基,二氢
噻吩并
吡喃基,四氢噻环并
吡喃基,二氢
呋喃基,二氢
吡喃基,四氢氧环并
吡喃基,二氢
吡咯基,四氢
吡啶基和四氢氮杂环并
吡喃基;R.sub.1代表较低的烷基,苯基,或被较低的烷基,较低的烷氧基,卤素或三
氟甲基单取代或双取代的苯基;或R.sub.1代表选自例如可选择性取代的
吡啶基,
喹啉基,
异喹啉基,
嘧啶基和
噻唑基的芳香族杂环基;R.sub.2,R.sub.3,R.sub.4'为氢或较低的烷基;以及药学上可接受的盐;用作苯二氮平受体调节剂,用于治疗神经系统疾病。还公开了制药组合物,制备方法和某些中间体,这些中间体用作苯二氮平受体调节剂。