The invention discloses novel compounds of the general formula: ##STR1## and salts thereof, in which the amino(alkyl) moiety is present at position 2 or 3 and in which X stands for oxygen, sulphur, the group <NR.sub.7 or the group --CR.sub.8 R.sub.9 --; R.sub.1, r.sub.2, r.sub.3 and R.sub.4 represent hydrogen, hydroxy, halogen, alkyl (1-6 C), alkoxy (1-6 C), alkythio (1-6 C) or trifluoromethyl; R.sub.5 and R.sub.6 represent hydrogen, alkyl (1-6 C), aralkyl (7-10 C) or together in combination with the nitrogen atom a heterocyclic five- or six-membered ring; R.sub.7 stands for hydrogen or alkyl (1-4 C); R.sub.8 and R.sub.9 stand for hydrogen or methyl and n is the number 0, 1, 2 or 3, Having valuable central nervous system (CNS) activities, especially antidepressant activity.
本发明揭示了新的化合物通式为:##STR1##及其盐,其中
氨基(烷基)基团位于2或3位置,X代表氧、
硫、<NR.sub.7或--CR.sub.8R.sub.9--基团;R.sub.1、r.sub.2、r.sub.3和R.sub.4代表氢、羟基、卤素、烷基(1-6 C)、烷氧基(1-6 C)、烷
硫基(1-6 C)或三
氟甲基;R.sub.5和R.sub.6代表氢、烷基(1-6 C)、芳基烷基(7-10 C)或与氮原子结合形成杂环五元或六元环;R.sub.7代表氢或烷基(1-4 C);R.sub.8和R.sub.9代表氢或甲基,n为数字0、1、2或3,具有有价值的中枢神经系统(CNS)活性,特别是抗抑郁活性。