申请人:PFIZER INC.
公开号:EP1310498A2
公开(公告)日:2003-05-14
This invention provides a compound of the formula (I):
or the pharmaceutically acceptable salts thereof wherein the dashed lines represent optional double bonds; C1, C2, C3 and C4 are carbon atom; R1 is C1-4 alkyl ; R2 is H, amino, etc.; R3 is H, halo-CH2-, C2-8 alkyl or Q1-, wherein said C2-8 alkyl is optionally substituted with up to 3 substituents selected from halo, C1-3 alkyl, R4(R5)N, etc.; R4 is H, C1-7 alkyl, etc.; R5 is H, C1-7alkyl, etc. ; R6 and R7are independently selected from H and C1-4 alkyl ; R8 is aryl or heteroaryl; Q1 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, C1-4 alkyl, etc.; Y5, Y6, Y7 and Y8 are hydrogen ; Y1, Y2, Y3 and Y4 are independently selected from hydrogen, halo, etc.; Q2 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, C1-4alkyl-, 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.
本发明提供了式 (I) 的化合物:
或其药学上可接受的盐 其中虚线代表任选的双键;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 C2-8 烷基可任选地被最多 3 个选自卤代、C1-3 烷基、R4(R5)N 等的取代基取代;R4 是 H、C1-7 烷基等;R5 是 H、C1-7 烷基等。R6 和 R7 独立选自 H 和 C1-4 烷基;R8 是芳基或杂芳基;Q1 是 4-12 分子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,并可选地被卤代、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、卤素等;Q2 是 5-12 个成员的单环或双环芳香族、部分饱和或完全饱和环,可选地含有多达 3 个选自 O、N 和 S 的杂原子,并可选地被卤素、C1-4 烷基等取代;
这些化合物具有蛋白激酶 C 抑制活性,因此可用于治疗哺乳动物,尤其是人类的神经性疼痛、急性或慢性炎症性疼痛、听觉缺陷(突触修复)或类似疾病。本发明还提供了一种包含上述化合物的药物组合物。