Substituted N-sulfonylaminobenzyl-2-phenoxyacetamide compounds as VR1 receptor agonists
申请人:Inoue Tadashi
公开号:US20060100460A1
公开(公告)日:2006-05-11
This invention provides a compound of the formula (I):
wherein R
1
represents a (C
1
-C
6
)alkyl group; R
2
represents a hydrogen atom, a halogen atom, a hydroxy group, a (C
1
-C
6
) alkyl group or a (C
1
-C
6
) alkoxy group; R
3
, R
4
, R
5
and R
6
each independently represents a hydrogen atom, a (C
1
-C
6
) alkyl, or a halogen atom; R
7
represents a hydrogen atom, a halogen atom, a hydroxy group, a (C
1
-C
6
) alkyl group optionally substituted with a piperidino group, a (C-
1
-C
6
)alkoxy group optionally substituted with a 3-7 membered cycloalkyl ring, a hydroxy(C
1
-C
6
)alkoxy group, a (C
1
-C
6
)alkoxy-(C
1
-C
6
)alkyl group, a (C
1
-C
6
)alkoxy-(C
1
-C
6
)alkoxy group, a halo (C
1
-C
6
)alkyl group, a (C
1
-C
6
)alkylthio group, a (C
1
-C
6
)alkylsulfinyl group or a (C
1
-C
6
)alkylsulfonyl group; R
5
represents a (C
1
-C
6
)alkyl group, a halo(C
1
-C
6
)alkyl group, a (C
1
-C
6
)alkoxy group, a hydroxy(C
1
-C
6
)alkoxy group, a (C
1
-C
6
)alkoxy-(C
1
-C
6
)alkyl group or a (C
1
-C
6
)alkoxy-(C
1
-C
6
)alkoxy group; or R
7
and R
8
, when adjacent to each other, taken together with the carbon atoms to which they are attached form a 5-8 membered carbocyclic or heterocyclic ring, wherein the carbocyclic ring or the heterocyclic ring is unsubstituted or substituted with one or more substituents selected from the group consisting of a hydroxy group, a (C
1
-C
6
)alkyl group, a (C
1
-C
6
)alkoxy group and a hydroxy(C
1
-C
6
)alkyl group; and R
9
represents a hydrogen atom or a halogen atom; or a pharmaceutically acceptable salt or solvate thereof.
These compounds are useful for the treatment of disease conditions caused by overactivation of VR1 receptor, such as pain or the like in mammalian. The present invention also provides a pharmaceutical composition comprising the compound of formula (I).
这项发明提供了一种化合物,其化学式为(I):其中R1代表(C1-C6)烷基基团;R2代表氢原子、卤原子、羟基、(C1-C6)烷基基团或(C1-C6)氧烷基基团;R3、R4、R5和R6分别独立地代表氢原子、(C1-C6)烷基或卤原子;R7代表氢原子、卤原子、羟基、(C1-C6)烷基基团,可选地取代有哌啶基团的(C1-C6)烷基基团,可选地取代有3-7个成员的环烷基环的(C-1-C6)氧烷基基团,羟基(C1-C6)氧烷基基团,(C1-C6)氧烷基(C1-C6)烷基基团,(C1-C6)氧烷基(C1-C6)氧烷基基团,卤代(C1-C6)烷基基团,(C1-C6)烷基硫基基团,(C1-C6)烷基亚硫基基团或(C1-C6)烷基砜基基团;R8代表(C1-C6)烷基基团,卤代(C1-C6)烷基基团,(C1-C6)氧烷基基团,羟基(C1-C6)氧烷基基团,(C1-C6)氧烷基(C1-C6)烷基基团或(C1-C6)氧烷基(C1-C6)氧烷基基团;或者R7和R8,当相邻时,与它们连接的碳原子一起形成一个5-8成员的脂环或杂环环,其中脂环或杂环环未取代或取代有一个或多个选自羟基、(C1-C6)烷基、(C1-C6)氧烷基和羟基(C1-C6)烷基的取代基;R9代表氢原子或卤原子;或其药学上可接受的盐或溶剂。这些化合物可用于治疗由VR1受体过度激活引起的疾病症状,如哺乳动物中的疼痛等。本发明还提供了一种包含化合物(I)的药物组成物。