申请人:——
公开号:US20030130277A1
公开(公告)日:2003-07-10
This invention provides a compound of the formula (I):
1
or the pharmaceutically acceptable salts thereof wherein the dashed lines represent optional double bonds; C
1
, C
2
, C
3
and C
4
are carbon atom; R
1
is C
1-4
alkyl ; R
2
is H, amino, etc.; R
3
is H, halo-CH
2
—, C
2-8
alkyl or Q
1
-, wherein said C
2-8
alkyl is optionally substituted with up to 3 substituents selected from halo, C
1-3
alkyl, R
4
(R
5
)N, etc.; R
4
is H, C
1-7
alkyl, etc.; R
5
is H, C
1-7
alkyl, etc. ; R
6
and R
7
are independently selected from H and C
1-4
alkyl ; R
8
is aryl or heteroaryl ; Q
1
is a 4-12 membered monocyclic or bicyclic aromatic, partially saturated or fully saturated ring optionally containing up to 4 heteroatoms selected from O, N and S, and is optionally substituted with halo, C
1-4
alkyl, etc. ; Y
5
, Y
6
, Y
7
and Y
8
are hydrogen ; Y
1
, Y
2
, Y
3
and Y
4
are independently selected from hydrogen, halo, etc.; Q
2
is a 5-12 membered monocyclic or bicyclic aromatic, partially saturated or fully saturated ring optionally containing up to 3 heteroatoms selected from O, N and S, and is optionally substituted with halo, C
1-4
alkyl-, etc.;
These compounds have protein kinase C inhibitory activity and thus are useful for the treatment of neuropathic pain, acute or chronic inflammatory pain, auditory deficiency (synaptic repair), or the like in mammalian, especially humans. This invention also provides a pharmaceutical composition comprising the above compound.
该发明提供了式(I)的化合物或其药学上可接受的盐,其中虚线代表可选的双键;C1、C2、C3和C4是碳原子;R1是C1-4烷基;R2是H、氨基等;R3是H、卤代-CH2-、C2-8烷基或Q1-,其中所述的C2-8烷基可选地被选自卤、C1-3烷基、R4(R5)N等的3个取代基取代;R4是H、C1-7烷基等;R5是H、C1-7烷基等;R6和R7独立地选自H和C1-4烷基;R8是芳基或杂环芳基;Q1是4-12环成员的单环或双环芳香族、部分饱和或完全饱和环,可选地含有最多4个选自O、N和S的杂原子,并可选地被卤、C1-4烷基等取代;Y5、Y6、Y7和Y8是氢;Y1、Y2、Y3和Y4独立地选自氢、卤等;Q2是5-12环成员的单环或双环芳香族、部分饱和或完全饱和环,可选地含有最多3个选自O、N和S的杂原子,并可选地被卤、C1-4烷基等取代。这些化合物具有蛋白激酶C抑制活性,因此对哺乳动物,特别是人类的神经病理性疼痛、急性或慢性炎症性疼痛、听力缺陷(突触修复)等治疗非常有用。该发明还提供了包括上述化合物的制药组合物。