Novel substituted pyrazinone derivatives for use in mch-1...

C - Chemistry – Metallurgy – 07 – D

Patent

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Details

C07D 241/20 (2006.01) A61K 31/497 (2006.01) A61P 31/18 (2006.01) C07D 403/10 (2006.01)

Patent

CA 2626220

The present invention concerns aryl and heteroaryl substituted pyrazinone derivatives having antagonistic melanin-concentrating hormone (MCH) activity, in particular MCH-I activity according to the general Formula (I) a pharmaceutically acceptable acid or base addition salt thereof, a stereo chemically isomeric form thereof, an TV-oxide form thereof or a quaternary ammonium salt thereof, wherein the variables are defined in Claim 1. It further relates to their preparation, compositions comprising them and their use as a medicine. The compounds according to the invention are usefull for the prevention and/or treatment of psychiatric disorders, including but not limited to anxiety, eating disorders, mood disorders, such as bipolar disorders and depression, psychoses, such as schizophrenia, and sleeping disorders ; obesity ; diabetes ; sexual disorders and neurological disorders.

L'invention concerne des dérivés de pyrazinone substituée par aryle et hétéroaryle présentant une activité d'hormone de concentration en mélanine (MCH) antagoniste, en particulier une activité de MCH-1 selon la formule générale (I), un sel d'addition d'acide ou de base, une forme stéréo-chimiquement isomère, une forme deN-oxyde ou un sel d'ammonium quaternaire de ceux-ci pharmaceutiquement acceptable, dont les paramètres sont définis dans la Revendication 1. L'invention concerne en outre la préparation de ces dérivés, les compositions les renfermant et leur utilisation comme médicament. Les composés selon l'invention servent à prévenir et/ou à traiter des troubles psychiatriques, notamment l'anxiété, les troubles de l'alimentation, les troubles de l'humeur, par exemple les troubles bipolaires et la dépression, les psychoses, par exemple la schizophrénie, et les troubles du sommeil; l'obésité; les diabètes; les troubles sexuels et les troubles neurologiques.

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