申请人:MERCK SHARP & DOHME LTD.
公开号:EP0328200A1
公开(公告)日:1989-08-16
The present invention provides a compound of formula I or a salt or prodrug thereof:
wherein the dotted circle represents one or two double bonds in any position in the 5-membered ring;
X, Y and Z independently represent oxygen, sulphur, nitrogen or carbon, provided that at least one of X, Y and Z represents oxygen, sulphur or nitrogen;
A represents a group of formula II:
in which:
R' represents hydrogen, hydroxy, C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C1-6 alkoxy, hydroxy(C1-6)alkyl, halogen, amino, cyano, -CONR6R7 or -S02NR6R7, in which R6 and R7 independently represent hydrogen, C1-6 alkyl, C2-6 alkenyl or C2-6 alkynyl;
R2 represents hydrogen, halogen, C1 -6 alkyl, C1 -s alkoxy or C1 -6 alkylcarbonyl;
V represents nitrogen, - CH or - C -; and
W represents oxygen, sulphur or - NR8, in which R8 represents hydrogen, C1-6 alkyl, C2-6 alkenyl or C2-6 alkynyl;
E represents a bond or a straight or branched alkylene chain containing from 1 to 5 carbon atoms, and optionally being substituted with hydroxy or phenyl; and
F represents:
. a) a non-aromatic azacyclic or azabicyclic ring system; or
b) a group of formula -NRaRb, in which Ra and Rb independently represent hydrogen, C1-6 alkyl, C2-6 alkenyl, C2-s alkynyl or aryl(C1-6)alkyl; which compounds are useful in the treatment of psychotic disorders (e.g. schizophrenia and mania); anxiety; alcohol or drug withdrawal; pain; gastric stasis; gastric dysfunction (such as occurs with dyspepsia, peptic ulcer, reflux oesophagitis and flatulence); migraine, nausea and vomiting; and presenile and senile dementia.
本发明提供了式 I 的化合物或其盐或原药:
其中圆点代表五元环任意位置上的一个或两个双键;
X、Y和Z独立地代表氧、硫、氮或碳,条件是X、Y和Z中至少有一个代表氧、硫或氮;
其中
R'代表氢、羟基、C1-6 烷基、C2-6 烯基、C2-6 炔基、C1-6 烷氧基、羟基(C1-6)烷基、卤素、氨基、氰基、-CONR6R7 或 -S02NR6R7,其中 R6 和 R7 独立地代表氢、C1-6 烷基、C2-6 烯基或 C2-6 烷炔基;
R2 代表氢、卤素、C1-6 烷基、C1-s 烷氧基或 C1-6 烷基羰基;
V 代表氮、- CH 或 - C -;以及
W 代表氧、硫或- NR8,其中 R8 代表氢、C1-6 烷基、C2-6 烯基或 C2-6 烷炔基;
E 代表键或含有 1 至 5 个碳原子的直链或支链亚烷基链,可选择被羟基或苯基取代; 以及
F 代表
a) 非芳氮杂环或氮杂环环系;或
b) 式-NRaRb 的基团,其中 Ra 和 Rb 独立代表氢、C1-6 烷基、C2-6 烯基、C2-s 烷炔基或芳基(C1-6)烷基。这些化合物可用于治疗精神病(如精神分裂症和躁狂症)、焦虑、戒酒或戒毒、疼痛、胃淤血、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、恶心和呕吐以及先天性和老年性痴呆。