申请人:TOYAMA CHEMICAL CO., LTD.
公开号:EP1445249A1
公开(公告)日:2004-08-11
A benzophenone derivative represented by the following formula:
wherein
R1 represents, for example, an optionally substituted heterocyclic group, or a substituted phenyl group; Z represents, for example, an alkylene group; R2 represents, for example, a carboxyl group optionally protected with alkyl;
R3 represents, for example, an optionally protected hydroxyl group; R4 represents, for example, an optionally substituted cycloalkyloxy group; and R5 represents, for example, a hydrogen atom,
or a salt thereof has anti-arthritic activity, inhibits bone destruction caused by arthritis, and provides high safety and excellent pharmacokinetics and thus is useful as therapeutic agent for arthritis. These compounds have inhibitory effect on AP-1 activity and are useful as preventive or therapeutic agent for diseases in which excessive expression of AP-1 is involved.
下式所代表的二苯甲酮衍生物:
其中
R1代表,例如,任选取代的杂环基团,或取代的苯基; Z代表,例如,亚烷基; R2代表,例如,任选用烷基保护的羧基;
R3 代表,例如,任选受保护的羟基; R4 代表,例如,任选取代的环烷氧基;以及 R5 代表,例如,氢原子、
或其盐具有抗关节炎活性,可抑制关节炎引起的骨破坏,安全性高,药代动力学良好,因此可作为关节炎的治疗剂。这些化合物对 AP-1 活性有抑制作用,可作为 AP-1 过度表达相关疾病的预防或治疗剂。