申请人:Gruppo Lepetit
公开号:US04151169A1
公开(公告)日:1979-04-24
New 1-alkyl-3,5-disubstituted-1,2,4-triazole derivatives of following formula I ##STR1## wherein R may represent phenyl; phenyl substituted by a radical selected from (C.sub.1-4)alkyl, e.g. methyl, ethyl, propyl, isopropyl, butyl, sec.-butyl, isobutyl or tert.-butyl, (C.sub.1-4)alkoxy, e.g. methoxy, ethoxy, propoxy, butoxy, isobutyloxy or tert.-butoxy, fluoro, chloro, bromo, nitro, amino, cyano, carbamoyl, carboxy, hydroxymethyl, methylenedioxy and trifluoromethyl; dichlorophenyl; dimethoxyphenyl; 3,4,5-trimethoxyphenyl; R.sub.1 may represent phenyl, phenyl substituted by a radical selected from (C.sub.1-4)alkyl as above defined, (C.sub.1-4)alkoxy as above defined, fluoro, chloro, bromo, hydroxymethyl, (C.sub.2-4)aliphatic acyloxymethyl, e.g. acetoxymethyl, propionyloxymethyl or butyryloxymethyl, carbamoyloxymethyl, bromomethyl and dimethylaminomethyl; dimethylphenyl; dimethoxyphenyl; phenyl contemporaneously substituted by o-hydroxymethyl and chloro; R.sub.2 represents a (C.sub.1-4)alkyl group as above defined; with the proviso that R and R.sub.1 cannot simultaneously represent phenyl; With the further proviso that, when R is phenyl, R.sub.1 cannot be p-chlorophenyl; and processes for their preparation. The compound of the invention have CNS depressant utility. They are especially useful as sedatives and hypnotics. Some of the compounds of the invention are also useful as anxiety relieving means.
新的1-烷基-3,5-二取代-
1,2,4-三唑衍
生物具有以下公式I:##
STR1## 其中R可以表示
苯基;
苯基被从(C.sub.1-4)烷基,例如
甲基,乙基,丙基,
异丙基,丁基,仲丁基,异丁基或叔丁基中选择的基团取代,(C.sub.1-4)烷
氧基,例如甲
氧基,乙
氧基,丙
氧基,丁
氧基,异丁
氧基或叔丁
氧基,
氟,
氯,
溴,硝基,
氨基,
氰基,
氨基甲酰,羧基,
羟甲基,亚甲二
氧基和三
氟甲基;二
氯苯基;二
甲氧基苯基;3,4,5-三
甲氧基苯基;R.sub.1可以表示
苯基,
苯基被从上述定义的(C.sub.1-4)烷基,(C.sub.1-4)烷
氧基,
氟,
氯,
溴,
羟甲基,(C.sub.2-4)
脂肪酰
氧甲基,例如乙酰
氧甲基,丙酰
氧甲基或丁酰
氧甲基,
氨基甲酰
氧甲基,
溴甲基和
二甲胺基
甲基中选择的基团取代;二
甲基苯基;二
甲氧基苯基;同时被o-
羟甲基和
氯取代的
苯基;R.sub.2代表上述定义的(C.sub.1-4)烷基。前提是R和R.sub.1不能同时表示
苯基;并且当R为
苯基时,R.sub.1不能是对
氯苯基。其制备方法也在文中描述。该发明的化合物具有中枢神经系统
抑制剂的用途。它们特别适用于镇静和催眠药。该发明的一些化合物也可用作缓解焦虑的手段。