NOVEL ALKYNYL DERIVATIVES AS MODULATORS OF METATROPIC GLUTAMATE RECEPTORS

摘要

The present invention relates to novel compounds of formula (I) wherein W, n, X and W′ are defined in the description; invention compounds are modulators of metabotropic glutamate receptors—subtype 5 (“mGluR5”) which are useful for the treatment of central nervous system disorders as well as other disorders modulated by mGluR5 receptors.;