New analogues of agmatine with higher affinity to imidazoline receptors

Bioorg Med Chem Lett. 2009 Feb 1;19(3):1009-11. doi: 10.1016/j.bmcl.2008.11.055. Epub 2008 Nov 20.

Abstract

Compilation of agmatine structure and imidazoline ring leads to a new family of imidazoline/alpha(2)-adrenoceptor ligands, 4(5)-(2-aminoethyl)imidazoline derivatives. Constraining of the guanidine moiety into heterocyclic ring improved the affinities of the resultant fusion compounds in comparison to agmatine itself. In this work, the synthetic approach and results for I(1), I(2), and alpha(2)-adrenoceptors affinities are reported.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Agmatine / analogs & derivatives*
  • Agmatine / pharmacology
  • Chemistry, Pharmaceutical / methods*
  • Clonidine / pharmacology
  • Drug Design
  • Drug Evaluation, Preclinical
  • Guanidine / chemistry
  • Humans
  • Imidazoles
  • Imidazoline Receptors / chemistry*
  • Imidazoline Receptors / metabolism
  • Inhibitory Concentration 50
  • Kinetics
  • Models, Chemical
  • Protein Binding
  • Receptors, Adrenergic, alpha-2 / metabolism
  • Recombinant Fusion Proteins / chemistry

Substances

  • Imidazoles
  • Imidazoline Receptors
  • Receptors, Adrenergic, alpha-2
  • Recombinant Fusion Proteins
  • Agmatine
  • Guanidine
  • Clonidine