申请人:Merck Sharp & Dohme Limited
公开号:US04940703A1
公开(公告)日:1990-07-10
The present invention provides a compound of formula I or a salt or prodrug thereof: ##STR1## wherein the dotted line represents an optional chemical bond in one of the two possible positions; A represents a group of formula II: ##STR2## in which R.sup.1 represents hydrogen, hydroxy, C.sub.1-6 alkyl, C.sub.2-6 alkenyl, C.sub.2-6 alkynyl, C.sub.1-6 alkoxy, benzyloxy, hydroxy (C.sub.1-6)alkyl, halogen, amino, cyano, nitro, --CONR.sup.6 R.sup.7 or --SO.sub.2 NR.sup.6 R.sup.7, in which R.sup.6 and R.sup.7 independently represent hydrogen, halogen, C.sub.1-6 alkyl, C.sub.2-6 alkenyl or C.sub.2-6 alkynyl; R.sup.2 represents hydrogen, halogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy or C.sub.1-6 alkylcarbonyl; V represents nitrogen, --CH or --C--; and W represents oxygen, sulphur or --NR.sup.8, in which R.sup.8 represents hydrogen, C.sub.1-6 alkyl, C.sub.2-6 alkenyl or C.sub.2-6 alkynyl; two of X, Y and Z are the same or different and each represents oxygen, sulphur or nitrogen; and the remaining group X, Y or Z is carbon, or Y is carbonyl (C=O); and Q is the residue of an azacyclic or azabicyclic ring system; which compounds are useful in the treatment of psychotic disorders (e.g. schizophrenia and mania); anxiety; alcohol or drug withdrawal or dependence; pain; gastric stasis; gastric dysfunction (such as occurs with dyspepsia, peptic ulcer, reflux oesophagitis and flatulence); migraine, nausea and vomiting; movement disorders; and presenile and senile dementia.
本发明提供了公式I的化合物或其盐或前药:其中虚线表示两种可能位置中的一个可选化学键;A代表公式II的一个基团:其中R.sup.1代表氢、羟基、C.sub.1-6烷基、C.sub.2-6烯基、C.sub.2-6炔基、C.sub.1-6烷氧基、苄氧基、羟基(C.sub.1-6)烷基、卤素、氨基、氰基、硝基、-CONR.sup.6 R.sup.7或-SO.sub.2 NR.sup.6 R.sup.7,其中R.sup.6和R.sup.7独立地代表氢、卤素、C.sub.1-6烷基、C.sub.2-6烯基或C.sub.2-6炔基;R.sup.2代表氢、卤素、C.sub.1-6烷基、C.sub.1-6烷氧基或C.sub.1-6烷基羰基;V代表氮、-CH或-C-;W代表氧、硫或-NR.sup.8,其中R.sup.8代表氢、C.sub.1-6烷基、C.sub.2-6烯基或C.sub.2-6炔基;X、Y和Z中的两个相同或不同,每个代表氧、硫或氮;剩余的X、Y或Z是碳,或Y是羰基(C=O);Q是氮杂环或氮杂双环环系统的残基;这些化合物在治疗精神分裂症(如精神分裂症和狂躁症);焦虑症;酒精或药物戒断或依赖;疼痛;胃排空延迟;胃功能障碍(如消化不良、消化性溃疡、反流性食道炎和胀气);偏头痛、恶心和呕吐;运动障碍;以及老年性痴呆症和老年性痴呆症方面具有用处。