Fused lactam compounds

C - Chemistry – Metallurgy – 07 – D

Patent

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Details

C07D 401/06 (2006.01) A61K 31/47 (2006.01) A61P 25/00 (2006.01) A61P 25/28 (2006.01)

Patent

CA 2541162

This invention provides a compound the formula (I), wherein R1 represents an aryl group having from 6 to 10 ring carbon atoms etc.; R2 represents a hydrogen atom etc., n epresents 0, 1 or 2; said heteroaryl group is unsubstituted or substituted and said ary is substituted by at least one substituer,t selected from the group consisting of substituents a; said substituents a are selected from the group 10 consisting of halogen ate ms, alkyl groups having from 1 to 6 carbon atoms etc.; or a pharmaceutically ac eptable ester of such compound, or a pharmaceutically ac eptable salt thereof. These compou ds are useful for the treatment of disease conditions caused 15 by overactivation of N DA NR2B receptor such of pain, stroke, traumatic brain injury, Parkinson's disease, Alzheimer's disease, depression, anxiety, migraine, or the like in mammalian, especially humans. This invention also provides a pharmaceutical composi ion comprising the above compound.

L'invention concerne un composé de formule (I), dans laquelle R?1¿ représente un groupe aryle portant de 6 à 10 atomes de carbone cyclique, etc.; R?2¿ représente un atome d'hydrogène, etc., n représente 0, 1 ou 2; ledit groupe hétéroaryle est non substitué ou substitué et ledit aryle est substitué par au moins un substituant choisi dans le groupe composé des substituants .alpha.; lesdits substituants .alpha. sont choisis dans le groupe composé des atomes d'halogène, les groupes alkyle portant de 1 à 6 atomes de carbone, etc.; ou bien un ester pharmaceutiquement acceptable de ce composé ou encore un de ses sels pharmaceutiquement acceptables. Ces composés sont utiles pour le traitement d'états pathologiques provoqués par la suractivation du récepteur NR2B du NMDA, par exemple les douleurs, les accidents vasculaires cérébraux, les lésions cérébrales traumatiques, la maladie de Parkinson, la maladie d'Alzheimer, la dépression, l'anxiété, la migraine, ou des états similaires chez les mammifères, notamment chez l'homme. L'invention concerne également une composition pharmaceutique contenant le composé précité.

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