Compounds of formula (I): wherein: A1 is phenyl, a six-membered aromatic heterocycle containing one, two or three nitrogen atoms, or a five-membered aromatic heterocycle containing up to four heteroatoms chosen from O, N and S, at most one heteroatom being O or S; A2 is phenyl, a six-membered aromatic heterocycle containing one, two or three nitrogen atoms, or a five-membered aromatic heterocycle containing up to four heteroatoms chosen from 0, N and S, at most one heteroatom being O or S; L is a bond or C1-6alkylene; R1 and R2 independently chosen from hydrogen and C1-6alkyl or Rl and R2 may, together, form a methylene or ethylene bridge; W is halogen, C1-6alkyl, haloC1-6alkyl, C1-6alkoxy or haloC1-6alkoxy; X is O, S or NR3 or X, together with the atom to which it is attached, and Y, form an unsaturated five-membered ring together with A2; Y is a bond, C1-4alkylene, NH or NH(CH2)1-3; or a pharmaceutically acceptable salt thereof; other substituents are defined in claim 1; which are useful as therapeutic compounds, particularly in the treatment of pain and other conditions ameliorated by the modulation of the function of the vanilloid-1 receptor (VR1).
化合物的结构式(I):其中:A1是
苯基,含有一个、两个或三个
氮原子的六元芳香杂环,或者含有最多四个来自O、N和S的杂原子的五元芳香杂环,其中最多有一个杂原子是O或S;A2是
苯基,含有一个、两个或三个
氮原子的六元芳香杂环,或者含有最多四个来自0、N和S的杂原子的五元芳香杂环,其中最多有一个杂原子是O或S;L是键或C1-6烷基;R1和R2独立选择自
氢和C1-6烷基,或者R1和R2可以一起形成亚
甲基或
乙烯桥;W是卤素,C1-6烷基,卤代C1-6烷基,C1-6烷
氧基或卤代C1-6烷
氧基;X是O、S或NR3或X与其连接的原子和Y一起形成与A2一起的不饱和五元环;Y是键,C1-4烷基,NH或NH(
CH2)1-3;或其药学上可接受的盐;其他取代基在权利要求1中定义;这些化合物可用作治疗化合物,特别是在疼痛治疗和通过调节vanilloid-1受体(VR1)功能改善的其他病症的治疗中。