申请人:Ciba-Geigy Corporation
公开号:US04604397A1
公开(公告)日:1986-08-05
Disclosed are the compounds of formula I ##STR1## wherein X represents oxygen or sulfur; ring A is unsubstituted or substituted by one to three identical or different substituents selected from hydroxy, hydroxy-lower alkyl, etherified hydroxy, etherified hydroxy-lower alkyl, acyloxy, acyloxy-lower alkyl, halogen, lower alkyl, trifluoromethyl, amino, mono- and di-lower alkylamino and acylamino; or ring A is substituted by one lower alkylenedioxy; R represents hydrogen, lower alkyl or aryl-lower alkyl; R.sub.1 represents hydrogen, lower alkyl, lower alkylthio-lower alkyl, amino, acylamino, (amino, mono- or di-lower alkylamino)-lower alkyl, carboxy, lower alkoxycarbonyl, carbamoyl or mono- or di-lower alkylcarbamoyl; R.sub.2 to R.sub.5 represent hydrogen or lower alkyl; the dehydro derivatives thereof with a double bond at the 1,2-position, or at the 1,10b-position in which case R.sub.5 is absent; or a pharmaceutically acceptable salt thereof; methods for their synthesis; pharmaceutical compositions thereof; and use thereof as psychactive agents for the treatment of central nervous system disorders.
公开了公式I的化合物,其中X代表氧或硫;环A未取代或被一个至三个相同或不同的取代基取代,所述取代基选自羟基、羟基较低烷基、醚化的羟基、醚化的羟基较低烷基、酰氧基、酰氧基较低烷基、卤素、较低烷基、三氟甲基、氨基、单烷基氨基和二烷基氨基以及酰氨基;或环A被一个较低烷基二氧基取代;R代表氢、较低烷基或芳基较低烷基;R.sub.1代表氢、较低烷基、较低烷硫基、氨基、酰氨基、(氨基、单烷基氨基或二烷基氨基)较低烷基、羧基、较低烷氧羰基、氨基甲酰基或单烷基或二烷基氨基甲酰基;R.sub.2到R.sub.5代表氢或较低烷基;具有1,2-位置处的双键的脱氢衍生物,或者在1,10b-位置处的双键,此时R.sub.5不存在;或其药学上可接受的盐;其合成方法;其药物组成物;以及作为治疗中枢神经系统疾病的精神活性剂的用途。