Catalog Number: 4866
Chemical Name: N-[3-[4-(4-Methoxyphenyl)-1-piperazinyl]propyl]-1-methyl-6-oxopyrido[2,3-e]pyrrolo[1,2-a]pyrazine-5(6H)-acetamide
Biological Activity
Selective κ opioid receptor (KOP) antagonist (IC50 = 120 nM in a β-arrestin assay); displays >267-fold selectivity over μ and δ opioid receptors.
Technical Data
  • M.Wt:
  • Formula:
  • Solubility:
    Soluble to 20 mM in DMSO
  • Purity:
  • Storage:
    Store at +4°C
  • CAS No:
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis. All Tocris products are intended for laboratory research use only.
Background References
  1. Discovery of small molecule kappa opioid receptor agonist and antagonist chemotypes through a HTS and hit refinement strategy.
    Frankowski et al.
    ACS Chem.Neurosci., 2012;3:221
  2. Antagonist for the kappa opioid receptor.
    Hedrick et al.
    Probe Reports from the NIH Molecular Libraries Pro, 2011;

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