申请人:Merck Sharp & Dohme Ltd.
公开号:US05877316A1
公开(公告)日:1999-03-02
The present invention relates to compounds of formula (I), wherein R.sup.1 and R.sup.4 represent hydrogen, halogen, C.sub.1-6 alkyl, C.sub.2-6 alkenyl, C.sub.2-6 alkynyl, C.sub.3-7 cycloalkyl, C.sub.3-7 cycloalkylC.sub.1-4 alkyl, C.sub.1-6 alkoxy, C.sub.1-4 alkyl substituted by a hydroxy or C.sub.1-4 alkoxy group, OCF.sub.3, hydroxy, trifluoromethyl, trimethylsilyl, nitro, CN, SR.sup.a, SOR.sup.a, SO.sub.2 R.sup.a, COR.sup.a, CO.sub.2 R.sup.a or CONR.sup.a R.sup.b, where R.sup.a and R.sup.b are each independently hydrogen or C.sub.1-4 alkyl; R.sup.2, R.sup.3 and R.sup.5 represent hydrogen, halogen, C.sub.1-6 alkyl, C.sub.1-4 alkoxy substituted by a C.sub.1-4 alkoxy group, or trifluoromethyl; R.sup.6 represents C.sub.1-6 alkyl, optionally substituted by oxo, substituted by a 5-membered heteroaromatic ring selected from oxazole, thiazole, isoxazole, isothiazole, oxadiazole and thiadiazole, wherein each heteroaromatic ring is substituted at the available carbon atom by a group of the formula: ZNR.sup.7 R.sup.8. The compounds are of particular use in the treatment of pain, inflammation, migraine and emesis.
本发明涉及式(I)的化合物,其中R.sup.1和R.sup.4代表氢,卤素,C.sub.1-6烷基,C.sub.2-6烯基,C.sub.2-6炔基,C.sub.3-7环烷基,C.sub.3-7环烷基C.sub.1-4烷基,C.sub.1-6烷氧基,C.sub.1-4烷基被羟基或C.sub.1-4烷氧基取代,OCF.sub.3,羟基,三氟甲基,三甲基硅基,硝基,CN,SR.sup.a,SOR.sup.a,SO.sub.2R.sup.a,COR.sup.a,CO.sub.2R.sup.a或CONR.sup.aR.sup.b,其中R.sup.a和R.sup.b各自独立地表示氢或C.sub.1-4烷基;R.sup.2,R.sup.3和R.sup.5代表氢,卤素,C.sub.1-6烷基,C.sub.1-4烷氧基被C.sub.1-4烷氧基取代,或三氟甲基;R.sup.6代表C.sub.1-6烷基,可选择地被氧代取代,被选自噁唑,噻唑,异噁唑,异噻唑,噁二唑和噻二唑的5-成员杂环芳基环取代,其中每个杂环芳基环在可用的碳原子上被式ZNR.sup.7R.sup.8的基团取代。这些化合物在治疗疼痛,炎症,偏头痛和呕吐方面具有特殊用途。