Phosphodiesterase 4 inhibitors, including N-substituted aniline and diphenylamine analogs
申请人:Schumacher A. Richard
公开号:US20050119225A1
公开(公告)日:2005-06-02
PDE4 inhibition is achieved by novel compounds, e.g., N-substituted aniline and diphenylamine analogs. The compounds of the present invention are of Formula I:
wherein R
1
, R
2
, R
3
and R
4
are as defined herein.
PDE4抑制是通过新型化合物实现的,例如,N-取代苯胺和二苯胺类似物。本发明的化合物属于公式I:其中R1,R2,R3和R4如本文所定义。