BENZIMIDAZOLONE AND QUINAZOLINONE DERIVATIVES AS AGONISTS ON HUMAN ORL1 RECEPTORS

摘要

The invention relates to a group of novel benzimidazolone and quinazolinone derivatives which are agonists on human ORL1 (nociceptin) receptors. The invention also relates to the preparation of these compounds, to pharmaceutical compositions containing a pharmacologically active amount of at least one of these imidazolone and quinazolinone derivatives as an active ingredient, as well as to the use of these pharmaceutical compositions for the treatment of disorders in which ORL1 receptors are involved. The invention relates to compounds of the general formula (1): wherein the symbols have the meanings as given in the description.