申请人:Merck Sharp & Dohme Ltd.
公开号:US05830892A1
公开(公告)日:1998-11-03
The present invention provides compounds of formula (I), wherein R.sup.1 is a 5- or 6-membered aromatic heterocyclic group containing 1, 2, 3 or 4 heteroatoms selected from nitrogen, oxygen and sulphur, which group is optionally substituted; R.sup.2 is hydrogen, halogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, CF.sub.3, OCF.sub.3, NO.sub.2, CN, SR.sup.a, SOR.sup.a, SO.sub.2 R.sup.a, CO.sub.2 R.sup.a, CONR.sup.a R.sup.b, C.sub.2-6 alkenyl, C.sub.2-6 alkynyl or C.sub.1-4 alkyl substitued by C.sub.1-4 alkoxy, where R.sup.a and R.sup.a R.sup.b each independently represent hydrogen or C.sub.1-4 alkyl; R.sup.3 is hydrogen, halogen, C.sub.1-6 alkyl, C.sub.1-6 -alkoxy substituted by C.sub.1-4 alkoxy or CF.sub.3 ; R.sup.4, R.sup.5, R.sup.6, R.sup.9a, R.sup.9b, A, X and Y are as defined in the specification; and m is zero or , and pharmaceutically acceptable salts and prodrugs thereof. The compounds are of particular use in the treatment or prevention of pain, inflammation, migraine, emesis and pos therpetic neuralgia.
本发明提供了式(I)的化合物,其中R.sup.1是一个5-或6-成员的芳香杂环基团,包含1、2、3或4个从氮、氧和硫中选择的杂原子,该基团可选地被取代;R.sup.2是氢、卤素、C.sub.1-6烷基、C.sub.1-6烷氧基、CF.sub.3、OCF.sub.3、NO.sub.2、CN、SR.sup.a、SOR.sup.a、SO.sub.2R.sup.a、CO.sub.2R.sup.a、CONR.sup.aR.sup.b、C.sub.2-6烯基、C.sub.2-6炔基或C.sub.1-4烷基取代的C.sub.1-4烷氧基,其中R.sup.a和R.sup.aR.sup.b各自独立地表示氢或C.sub.1-4烷基;R.sup.3是氢、卤素、C.sub.1-6烷基、C.sub.1-6烷氧基取代的C.sub.1-4烷氧基或CF.sub.3;R.sup.4、R.sup.5、R.sup.6、R.sup.9a、R.sup.9b、A、X和Y如规范中所定义;m为零或1,并且其药学上可接受的盐和前药。该化合物特别适用于治疗或预防疼痛、炎症、偏头痛、呕吐和带状疱疹神经痛。