申请人:Merck Sharp & Dohme Ltd.
公开号:US06372754B1
公开(公告)日:2002-04-16
The present invention relates compounds of the formula (I):
wherein
R1, R2, R3, R4 and R5 represent a variety of substituents;
R6 represents hydrogen, CORa, CO2Ra, COCONRaRb, COCO2Ra, C1-6alkyl optionally substituted by a group selected from (CO2Ra, CONRaRb, hydroxy, CN, CORa, NRaRb, C(NOH)NRaRb, CONHphenyl(C1-4alkyl), COCO2Ra, CONHNRaRb, C(S)NRaRb, CONRaC1-6alkylR12, CONR13C2-6alkenyl, CONR13C2-6alkynyl, COCONRaRb, CONRaC(NRb)NRaRb, CONRaheteroaryl, and phenyl optionally substituted by one, two or three substituents selected from C1-6alky, C1-6alkoxy, halogen and trifluoromethyl); or R6 represents a group of formula —CH2C≡CCH2NR7R8 where R7 and R8 are as defined below; or R6 represents C1-6alkyl, optionally substituted by oxo, substituted by a 5-membered or 6-membered heterocyclic ring containing 1, 2 or 3 nitrogen atoms optionally substituted by ═O or ═S and optionally substituted by a group of the formula ZNR7R8;
or a pharmaceutical acceptable salt thereof.
The compounds are tachykinin antagonists and are of particular use in the treatment or prevention of depression, anxiety, pain, inflammation, migraine, emesis or postherpic neuralgia.
本发明涉及式(I)的化合物:其中R1,R2,R3,R4和R5代表各种取代基; R6代表氢,CORa,CO2Ra,COCONRaRb,COCO2Ra,C1-6烷基(可选地被选择自(CO2Ra,CONRaRb,羟基,CN,CORa,NRaRb,C(NOH)NRaRb,CONH苯基(C1-4烷基),COCO2Ra,CONHNRaRb,C(S)NRaRb,CONRaC1-6烷基R12,CONR13C2-6烯基,CONR13C2-6炔基,COCONRaRb,CONRaC(NRb)NRaRb,CONRaheteroaryl和苯基(可选地被选择自一个,两个或三个取代基,所述取代基选择自C1-6烷基,C1-6烷氧基,卤素和三氟甲基); 或R6代表式的基团-CH2C≡CCH2NR7R8,其中R7和R8如下所定义; 或R6代表C1-6烷基,可选地被氧代取代,被含有1、2或3个氮原子的5元或6元杂环环取代,所述杂环环可选地被═O或═S取代,且可选地被ZNR7R8的式的基团取代; 或其药学上可接受的盐。这些化合物是缓激肽拮抗剂,特别适用于治疗或预防抑郁症、焦虑症、疼痛、炎症、偏头痛、呕吐或带状疱疹后神经痛。