Compounds of the formula I: ##STR1## in which: n=1-4, R represents hydrogen, halogen, alkyl, hydroxyl or alkoxy, R.sub.1 represents a radical --NHCOR2 (A.sub.1); (in which R.sub.2 represents alkyl, cycloalkyl, phenyl optionally substituted-, --O-alkyl, 3-pyridyl, 2-pyrrolyl, quinolyl, 1-isoquinolyl, 2-thienyl or 3-indolyl); a radical of --NHS02R3 (A.sub.2) (in which R.sub.3 represents alkyl, cycloalkyl or phenyl optionally substituted); a radical --NHCONHR4 (A.sub.3) (in which R.sub.4 represents alkyl or phenyl-optionally substituted); a phthalimido radical (A.sub.4); an o-sulfobenzoic imido radical (A.sub.5); a di(benzoyl)amino radical (A.sub.6) optionally substituted; a radical of formula A.sub.7 : ##STR2## (in which R.sub.5 represents carbamoyl, cyano, carboxy or alkoxycarbonyl); or a radical of formula A.sub.8 : ##STR3## their stereoisomers and their addition salts with a pharmaceutically-acceptable inorganic or organic acid, are disclosed to be useful as 5-HT.sub.1A receptor ligands and accordingly as the active principle in medicinal products containing the same.
化合物的
化学式I: ##STR1## 其中: n=1-4, R代表氢、卤素、烷基、羟基或烷氧基,R.sub.1代表一个基团--NHCOR2 (A.sub.1); (其中R.sub.2代表烷基、环烷基、苯基(可选择性取代)、--O-烷基、3-
吡啶基、2-
吡咯基、
喹啉基、1-
异喹啉基、2-
噻吩基或3-
吲哚基); 一个基团--NHS02R3 (A.sub.2) (其中R.sub.3代表烷基、环烷基或苯基(可选择性取代)); 一个基团--NHCONHR4 (A.sub.3) (其中R.sub.4代表烷基或苯基(可选择性取代)); 一个邻苯二甲
酰亚胺基团 (A.sub.4); 一个邻磺基苯甲
酰亚胺基团 (A.sub.5); 一个二(苯甲酰)
氨基基团 (A.sub.6)(可选择性取代); 一个
化学式A.sub.7的基团: ##STR2## (其中R.sub.5代表
氨基甲酰基、
氰基、羧基或烷氧羰基); 或一个
化学式A.sub.8的基团: ##STR3## 其立体异构体及其与药学上可接受的无机或有机酸形成的加合盐,被揭示为有用的5-HT.sub.1A受体
配体,因此可作为含有其成分的药用产品中的活性原则。