Benzodiazepine derivatives for use in acute or chronic...

C - Chemistry – Metallurgy – 07 – D

Patent

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C07D 243/12 (2006.01) A61K 31/55 (2006.01) A61P 43/00 (2006.01) C07D 401/04 (2006.01) C07D 401/06 (2006.01) C07D 401/14 (2006.01) C07D 403/10 (2006.01) C07D 405/04 (2006.01) C07D 405/06 (2006.01) C07D 409/04 (2006.01) C07D 413/10 (2006.01) C07D 417/04 (2006.01) C07D 417/10 (2006.01) C07D 417/14 (2006.01) C07F 7/10 (2006.01)

Patent

CA 2386974

The present invention relates to compounds of general formula (I) wherein X is a single bond or an ethynediyl group, wherein, in case X is a single bond, R1 is halo-gen or phenyl which is optionally substituted with halogen, lower alkyl, halo-lower alkyl, lower alkoxy, halo-lower alkoxy, or cyano; In case X is an ethynediyl group, R1 is phenyl, optionally substituted with halogen, lower alkyl, halo-lower alkyl, lower cycloalkyl, lower alkoxy or halo-lower alkoxy, R3 is a 5 or 6 membered aryl or heteroaryl which are optionally substituted. The compounds according to the present invention can be used for treating or preventing acute and/or chronic neurological disorders such as psychosis, schizophrenia, Alzheimer's disease, cognitive disorders and memory deficits.

La présente invention concerne des composés correspondant à la formule générale (I), dans laquelle X représente une liaison simple ou un groupe éthynediyle. Si X représente une liaison simple, R<1> représente un halogène ou un phényle éventuellement substitué par des halogène, alkyle inférieur, halo-alkyle inférieur, alcoxy inférieur, halo-alcoxy inférieur, ou cyano; si X représente un groupe éthynediyle, R<1> représente un phényle éventuellement substitué par des halogène, alkyle inférieur, halo-alkyle inférieur, cycloalkyle inférieur, alcoxy inférieur ou halo-alcoxy inférieur; R<3> représente un aryle ou hétéroaryle à 5 ou 6 chaînons éventuellement substitués. Selon l'invention, les composés peuvent être utilisés pour traiter et prévenir des troubles neurologiques chroniques et/ou aigus, tels que la psychose, la schizophrénie, la maladie d'Alzheimer, des troubles cognitifs et des déficiences de la mémoire.

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