Discovery of subtype-selective NMDA receptor ligands: 4-benzyl-1-piperidinylalkynylpyrroles, pyrazoles and imidazoles as NR1A/2B antagonists

Bioorg Med Chem Lett. 1999 Oct 4;9(19):2815-8. doi: 10.1016/s0960-894x(99)00482-5.

Abstract

4-Benzyl-1-[4-(1H-imidazol-4-yl)but-3-ynyl]piperidine (8) has been identified as a potent antagonist of the NR1A/2B subtype of the NMDA receptor. When dosed orally, this compound potentiates the effects of L-DOPA in the 6-hydroxydopamine-lesioned rat, a model of Parkinson's disease.

MeSH terms

  • Animals
  • Disease Models, Animal
  • Imidazoles / chemical synthesis*
  • Imidazoles / pharmacology*
  • Levodopa / agonists
  • Levodopa / pharmacology
  • Ligands
  • Molecular Structure
  • Oxidopamine
  • Parkinsonian Disorders / metabolism
  • Piperidines / chemical synthesis*
  • Piperidines / pharmacology
  • Pyrazoles / chemical synthesis
  • Pyrazoles / pharmacology*
  • Pyrroles / chemical synthesis
  • Pyrroles / pharmacology*
  • Rats
  • Receptors, N-Methyl-D-Aspartate / antagonists & inhibitors*

Substances

  • 4-benzyl-1-(4-(1H-imidazol-4-yl)but-3-ynyl)piperidine
  • Imidazoles
  • Ligands
  • NR2B NMDA receptor
  • Piperidines
  • Pyrazoles
  • Pyrroles
  • Receptors, N-Methyl-D-Aspartate
  • Levodopa
  • Oxidopamine