Substituted 2,3,4,5-tetrahydro-1h-pyrido[4,3-b]indoles, methods for use thereof

Abstract

The present invention relates to a method of antagonizing a 5-HT6 serotonin receptor, comprising administering to the cell a compound of formula 1.2, or a pharmaceutically acceptable salt thereof, wherein: R1 is a C1-C5 alkyl; R2i is independently hydrogen, halogen, a C1-C3 alkyl, CF3, OCF3 or OCH3; i is 1, 2, 3 or 4; Ar is an unsubstituted phenyl or a substituted phenyl substituted with halogen, C1-C6 alkyl, C1-C6 alkoxy, substituted amino group or trifluoromethyl; or Ar is a substituted or unsubstituted 6-membered aromatic heterocycle with one or two nitrogen atoms in the heterocycle. The invention also relates to pharmaceutical compositions and method for treating a cognitive disorder or neurodegenerative disease in a subject in need thereof comprising administering an effective dose to the subject of a compound of formula 1.2 according to claim 1, or a pharmaceutically acceptable salt thereof.

Dependencies are inferred from the claim text.