4,4-Disubstituted piperidine derivatives, processes for their preparation and pharmaceutical compositions thereof
申请人:RICHTER GEDEON VEGYESZETI GYAR R.T.
公开号:EP0412822A2
公开(公告)日:1991-02-13
The invention relates to compounds of formula (I),
wherein
R¹ represents hydrogen or -CONHR , wherein
R represents hydrogen or alkyl, cycloalkyl, or carbocyclic aryl or carbocyclic aryl-alkyl optionally substituted on the aromatic ring by one or more halogen atoms, alkyl or alkoxy ;
R² represents ethynyl or acetyl ;
Ph¹ and Ph², which may be the same or different, each represents phenyl unsubstituted or substituted by one or more halogen atoms, alkyl, alkoxy, or trihalomethyl or hydroxy optionally esterified by an alkanoic acid; and
n is 1 or 2,
and optical isomers and mixtures thereof and all acid addition and quaternary ammonium salts thereof, to pharmaceutical compositions containing these compounds and processes for their preparation.
the compounds of formula (I) appear useful for the treatment of psychotic disorders, insomnia, mania, agitation, depression, anxiety, emesis, pain and dementia.
本发明涉及式 (I) 的化合物、
其中
R¹ 代表氢或 -CONHR ,其中
R 代表氢或烷基、环烷基、碳环芳基或碳环芳烷基,可选择在芳香环上被一个或多个卤素原子、烷基或烷氧基取代;
R² 代表乙炔基或乙酰基;
Ph¹ 和 Ph²,可以相同或不同,各自代表未取代的苯基或被一个或多个卤素原子、烷基、烷氧基或三卤甲基或羟基任选酯化的烷酸取代的苯基;以及
n 为 1 或 2、
及其光学异构体和混合物,以及所有酸加成盐和季铵盐,到含有这些化合物的药物组合物及其制备工艺。
式 (I) 化合物可用于治疗精神病、失眠、躁狂、激动、抑郁、焦虑、呕吐、疼痛和痴呆。