申请人:Almansa Carmen
公开号:US06838476B1
公开(公告)日:2005-01-04
Compounds of formula I wherein: one of X or Y represents N and the other represents C; R
1
represents hydrogen, methyl, halogen, cyano, nitro, —CHO, —COCH
3
or —COOR
4
; PR
2
represents optionally-substituted aryl or heteroaryl; R
3
represents C
1-8
alkyl, C
1-8
haloalkyl or —NR
4
R
6
; R
4
represents hydrogen, C
1-8
alkyl or arylC
0-8
alkyl; R
6
represents hydrogen, C
1-8
alkyl, arylC
1-8
alkyl, —COR
8
or —COOR
8
; R
8
represents C
1-8
alkyl or C
1-8
haloalkyl; aryl in the above definitions represents phenyl or naphthyl; and heteroaryl in the above definitions represents pyridine, pyrazine, pyrimidine or pyridazine, which can be optionally fused to a benzene ring. These compounds are useful as cyclooxygenase-2 inhibitors.
公式为I的化合物,其中:X或Y中的一个表示N,另一个表示C;R1表示氢、甲基、卤素、氰基、硝基、—CHO、—COCH3或—COOR4;PR2表示选择性取代的芳基或杂环芳基;R3表示C1-8烷基、C1-8卤代烷基或—NR4R6;R4表示氢、C1-8烷基或芳基C0-8烷基;R6表示氢、C1-8烷基、芳基C1-8烷基、—COR8或—COOR8;R8表示C1-8烷基或C1-8卤代烷基;上述定义中的芳基表示苯基或萘基;上述定义中的杂环芳基表示吡啶、吡嗪、嘧啶或吡嗪并可选择性地与苯环融合。这些化合物可用作环氧合酶-2抑制剂。