SUBSTITUTED DIAZABICYCLOALKANE DERIVATIVES AS LIGANDS AT ALPHA 7 NICOTINIC ACETY LCHOLINE RECEPTORS

摘要

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.