5,6,7,7A-Tetrahydro-1H-pyrrolo[1,2-c]imidazole-1,3-(2H)-diones of the formula ##SPC1## In which R is phenyl, substituted phenyl or cyclohexyl, X is oxygen or sulfur and R.sub.1 is hydroxy, lower alkoxy, di-lower alkylamino-lower alkoxy, an --NR.sub.2 R.sub.3 radical wherein R.sub.2 and R.sub.3 each independently represents hydrogen, lower alkyl, hydroxy-lower alkyl, phenyl, substituted phenyl, benzyl or together with the adjacent nitrogen atom represent a pyrrolidino, a piperidino, a morpholino or a piperazino radical. The compounds of the invention are useful as C.N.S. depressants and in particular as tranquilizing and anxiolytic agents.
公式为5,6,7,7A-四氢-1H-
吡咯并[1,2-c]
咪唑-1,3-(2H)-二酮的化合物,其中R为苯基,取代苯基或环己基,X为氧或
硫,R.sub.1为羟基,低烷氧基,二烷基
氨基低烷氧基,一个--NR.sub.2 R.sub.3基团,其中R.sub.2和R.sub.3分别独立表示氢,低烷基,羟基-低烷基,苯基,取代苯基,苄基或与相邻氮原子一起表示
吡咯基,
哌嗪基,吗啉基或
哌嗪基。该发明的化合物可用作中枢神经系统
抑制剂,特别是作为镇静和
抗焦虑药物。