GlaxoSmithKline Medicine Research Centre, Via Fleming,4, 37135 Verona, Italy. Fabrizio.E.Micheli@gsk.com
Abstract:
Exploiting the SAR of the known pyrrole derivatives, a new class of mGluR1 antagonists was developed through a cyclization of the C-2 position on the pyrrole N-1 nitrogen. The resulting pyrrolo1,2-a]pyrazinones are potent and noncompetitive antagonists.