| abstract |
ABSTRACT DESCRIPTION New drugs, particularly useful for treatment the pathological states caused by a disturbance of the functioning of serotonergic systems, characterized in that they contain a compound of general formula: (I) in which R represents the hydrogen atom, a group alkyl having 1 to 4 carbon atoms or an ar- group alkyl in which the alkyl part contains 1 or 2 carbon atoms, X represents the hydrogen atom, an alkyl, alkoxy group or alkylthio, each of these groups possibly comprising from 1 to 4 carbon atoms, or a halogen atom, a group trifluoromethyl, nitro, hydroxy or amino, the latter being optionally substituted by one or two alkyl groups, by an acyl or alkyl sulfonyl group, A represents the group -CO- or the group -CH2- and n can take the values 0, 1 and 2. Process for the preparation of the compounds (I). |