Substituted diazabicycloalkane derivatives as ligands at...

C - Chemistry – Metallurgy – 07 – D

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C07D 471/04 (2006.01) A61K 31/435 (2006.01) A61P 25/00 (2006.01) C07D 471/08 (2006.01) C07D 487/04 (2006.01) C07D 487/08 (2006.01)

Patent

CA 2538789

Compounds of formula (I) Z-Ar 1 -Ar 2 wherein Z is a diazabicyclic amine, Ar 1 is a 5- or 6-membered aromatic ring, and Ar 2 is selected from the group consisting of an unsubstituted or substituted 5- or 6-membered heteroaryl ring; unsubstituted or substituted bicyclic heteroaryl ring; 3,4- (methylenedioxy)phenyl; carbazolyl; tetrahydrocarbazolyl; naphthyl; and phenyl; wherein the phenyl is substituted with 0, 1, 2, or 3 substituents in the meta- or para-positions. The compounds are useful in treating conditions or disorders prevented by or ameliorated by .alpha.7 nAChR ligands. Also disclosed are pharmaceutical compositions comprising compounds of formula (I) and methods for using such compounds and compositions.

La présente invention concerne des composés représentés par la formule (I) Z-Ar ¿1 ?-Ar ¿2 ?; dans cette formule, Z représente une amine diazabicyclique , Ar ¿1 ?représente un noyau aromatique à 5 ou 6 ramifications, et Ar ¿2 ?est choisi dans le groupe comprenant un noyau hétéroaryle substitué ou non substitué à 5 ou 6 ramifications; un noyau hétéroaryle bicyclique substitué ou non substitué; 3,4-(méthylènedioxy)phényle; carbazolyle; tétrahydrocarbazolyle; naphthyle; et phényle; le phényle est substitué avec 0, 1, 2, ou 3 substituants aux positions méta- ou para-. Les composés décrits dans cette invention sont utiles dans le traitement d'affections ou de troubles inhibés ou améliorés par des ligands ?7 nAChR. Cette invention concerne également des compositions pharmaceutiques comprenant des composés représentés par la formule (I), ainsi que des méthodes permettant d'utiliser de tels composés et de telles compositions.

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