[EN] NEW PYRIDAZIN-3(2H)-ONE DERIVATIVES<br/>[FR] NOUVEAUX DERIVES DE PYRIDAZIN-3(2H)-ONE
申请人:ALMIRALL PRODESFARMA SA
公开号:WO2004058729A1
公开(公告)日:2004-07-15
Pyridazin-3(2H)-one derivatives of formula (I) are found to inhibit PDE-4:, wherein R1, R2 and R4 are organic radicals, R3 is a cyclic group, and R5 is an ester or an aryl or heteroaryl group.
式(I)的吡啶嗪-3(2H)-酮衍生物被发现能抑制PDE-4:其中R1、R2和R4为有机基团,R3为环状基团,R5为酯基或芳基或杂芳基。