Drug active in neuropathic pain

C - Chemistry – Metallurgy – 07 – D

Patent

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Details

C07D 401/12 (2006.01) A61K 31/4545 (2006.01) A61P 29/00 (2006.01) C07D 401/14 (2006.01)

Patent

CA 2702874

The present invention relates to a compound of formula (I): in which: R is a linear or branched alkyl group containing between 1 and 3 carbon atoms, Y is CH or N, and p is an integer between 0 and 3 and preferably 0 and 1, and salts thereof, either acid-addition salts with a pharmaceutically acceptable organic or mineral acid, or base- addition salts with a pharmaceutically acceptable organic or mineral base. The invention also relates to a process for preparing the compound of formula (I), and to a pharmaceutical composition comprising it. The invention also relates to the use of an indazole for preparing a pharmaceutical composition that is active in the treatment of neuropathic pain.

La présente invention porte sur un composé représenté par la formule (I) : dans laquelle R est un groupe alkyle linéaire ou ramifié contenant entre 1 et 3 atomes de carbone, Y représente CH ou N et p est un entier entre 0 et 3 et de préférence 0 et 1, et des sels de celui-ci, soit des sels d'addition avec les acides avec un acide organique ou minéral pharmaceutiquement acceptable, soit des sels d'addition avec les bases avec une base organique ou minérale pharmaceutiquement acceptable. L'invention porte également sur un procédé de préparation du composé de formule (I) et sur une composition pharmaceutique le comprenant. L'invention porte également sur l'utilisation d'un indazole pour la préparation d'une composition pharmaceutique qui est active dans le traitement de la douleur neuropathique.

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