Piperidine derivative, piperazine derivative and agent for...

C - Chemistry – Metallurgy – 07 – D

Patent

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C07D 211/14 (2006.01) A61K 31/451 (2006.01) A61K 31/495 (2006.01) A61P 9/10 (2006.01) A61P 25/00 (2006.01) A61P 25/14 (2006.01) A61P 25/16 (2006.01) A61P 25/28 (2006.01) A61P 43/00 (2006.01) C07D 295/02 (2006.01)

Patent

CA 2741658

A novel piperidine derivative and a novel piperazine derivative which are useful as novel sigma receptor ligands, and an agent for treatment of diseases involving a central nervous system disorders, said agent containing one of the compound as an active ingredient. The agent contains a compound represented by general formula (I) or a pharmacologically acceptable salt thereof as an active ingredient: (see formula I) wherein X represents an alkylene group having 1 to 5 carbon atoms, and the alkylene group may be substituted by one or more alkyl groups each having 1 to 2 carbon atoms; Y represents a carbon atom or a nitrogen atom; and R1 and R2 each independently represents a hydrogen atom, a halogen atom, an alkyl group having 1 to 2 carbon atoms or an alkoxy group having 1 to 2 carbon atoms.

La présente invention concerne un nouveau dérivé de pipéridine et un nouveau dérivé de pipérazine qui sont utiles en tant que nouveaux ligands des récepteurs sigma, ainsi quun agent destiné au traitement de maladies associées à des troubles du système nerveux central, ledit agent contenant un des composés de l'invention en tant que principe actif. L'agent contient un composé représenté par la formule générale (I) ou un sel pharmacologiquement acceptable de celui-ci, en tant que principe actif. (Dans la formule, X représente un groupe alkylène comportant 1 à 5 atomes de carbone, et le groupe alkylène peut être substitué par un ou plusieurs groupes alkyle comportant chacun 1 à 2 atomes de carbone ; Y représente un atome de carbone ou un atome d'azote ; et R1 et R2 représentent chacun indépendamment un atome d'hydrogène, un atome d'halogène, un groupe alkyle comportant 1 à 2 atomes de carbone ou un groupe alcoxyle comportant 1 à 2 atomes de carbone).

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