Thiadiazole derivatives active on the central nervous system and
申请人:Sanofi
公开号:US04596802A1
公开(公告)日:1986-06-24
The invention relates to thiadiazole derivatives corresponding to the formula: ##STR1## in which R represents: a linear or branched alkyl group having from 1 to 5 carbon atoms; a cycloalkyl group having 5 or 6 carbon atoms; a phenyl group optionally substituted by 1 or 2 halogen atoms, preferably chlorine, by 1 or 2 lower alkyl or lower alkoxy groups, by 1 or 2 hydroxyl groups or by a nitro or trifluoromethyl group; a biphenylyl group; or an alpha-naphthyl group; and the pharmaceutically acceptable salts of the said derivatives. It also relates to a process for the preparation of the said derivatives and the pharmaceutical compositions in which they are present. The said derivatives act on the central nervous system.