| abstract |
Compounds of formula (I), salts and solvates thereof are provided: n n n n n n n n n n wherein Ar is selected from phenyl, pyridyl and thienyl optionally substituted with one or more groups Y; and each Y group is independently selected from the group consisting of: halo, C 1-4 alkyl, haloC 1-4 alkyl, C 1-4 alkoxy, cyano, C(O)C 1-4 alkyl, NHSO 2 C 1-4 alkyl, NMeSO 2 C 1-4 alkyl, NHCOC 1-4 alkyl, NMeCOC 1-4 alkyl, SOC 1-4 alkyl, SO 2 C 1-4 alkyl and CO 2 C 1-4 alkyl, or two Y groups together form a cyclic group —O(CH 2 )O—. Processes for preparation, and uses thereof in the treatment of a disease or condition mediated by a reduction or imbalance in glutamate receptor function, such as schizophrenia or cognition impairment, are also disclosed. |