[EN] 5-ETHYL-IMIDAZO (5,1-F) (1,2,4,) TRIAZIN-4 (3H) -ONES AS PHOSPHODIESTERASE INHIBITORS<br/>[FR] 5-ETHYL-IMIDAZO(5,1-F)(1,2,4,)TRIAZIN-4(3H)-ONES COMME INHIBITEURS DE PHOSPHODIESTERASE
申请人:BAYER AG
公开号:WO2003093270A1
公开(公告)日:2003-11-13
The invention relates to novel 5-ethyl-imidazotriazinones, processes for their preparation and their use in medicaments, esp. for the treatment and/or prophylaxis of inflammatory processes and/or immune diseases.
5-ethyl-imidazo (5,1-F) (1,2,4,) triazin-4 (3h)-ones as phosphodiesterase inhibitors
申请人:Alonso-Alija Cristina
公开号:US20050272732A1
公开(公告)日:2005-12-08
The invention relates to novel 5-ethyl-imidazotriazinones, processes for their preparation and their use in medicaments, esp. for the treatment and/or prophylaxis of inflammatory processes and/or immune diseases.
The problem of the present invention is to provide a compound having a PDE2A inhibitory action, and useful as a prophylactic or therapeutic drug for schizophrenia, Alzheimer's disease and the like. The present invention relates to a compound represented by the formula (I):
wherein each symbol is as described in the DESCRIPTION, or a salt thereof.