申请人:Takeda Pharmaceutical Company Limited
公开号:EP1719771A1
公开(公告)日:2006-11-08
The present invention provides a pyarzoloquinolone derivative having kinase inhibitory activity. The derivative is represented by the formula:
wherein R1 is an aryl group which may be substituted, or an aromatic heterocyclic group which may be substituted; R2 is a hydrogen atom, an amino group which may be substituted, a hydroxy group which may be substituted, or a thiol group which may be substituted; R3, R4, R5 and R6, which may be identical or different, are each (1) a hydrogen atom, (2) a nitro group, (3) a cyano group, (4) a halogen atom, (5) a hydrocarbon group which may be substituted, (6) an amino group which may be substituted, (7) a hydroxy group which may be substituted, or (8) a thiol group which may be substituted; and R3 and R4, R4 and R5, and R5 and R6 may respectively form a ring together with the adjacent carbon atom, or salt thereof.
本发明提供了一种具有激酶抑制活性的吡唑喹啉衍生物。该衍生物由以下式表示:
其中R1是可以被取代的芳基或可以被取代的芳香杂环基;R2是氢原子、可以被取代的氨基、可以被取代的羟基或可以被取代的硫基;R3、R4、R5和R6,可以相同也可以不同,分别是(1)氢原子、(2)硝基、(3)氰基、(4)卤原子、(5)可以被取代的碳氢基、(6)可以被取代的氨基、(7)可以被取代的羟基或(8)可以被取代的硫基;且R3和R4、R4和R5、以及R5和R6可以分别与相邻的碳原子形成环,或其盐。