Catalog Number: 3694
Chemical Name: 4-Hydroxyquinoline-2-carboxylic acid sodium salt
Biological Activity
Sodium salt of kynurenic acid (Cat. No. 0223), a broad spectrum EAA antagonist.
Technical Data
  • M.Wt:
  • Formula:
  • Solubility:
    Soluble to 100 mM in water and to 50 mM in DMSO
  • Purity:
  • Storage:
    Desiccate at RT
  • 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. Kynurenic acid as a ligand for orphan G protein-coupled receptor GPR35.
    Wang J, Simonavicius N, Wu X et al.
    J Biol Chem.
  2. The 'kynurenate test', a biochemical assay for putative cognition enhancers.
    Pittaluga et al.
    J.Pharmacol.Exp.Ther., 1997;283:82
  3. An iontophoretic investigation of the actions of convulsant kynurenines and their interaction with the endogenous excitant quinolinic acid.
    Perkins and Stone
    Brain Res., 1982;247:184
  4. NMDA receptors and ligands in the vertebrate CNS.
    Stone and Burton
    Progr.Neurobiol., 1988;30:333
Tocris Small Molecules
Description Application Cat# Citations Images  

Kynurenic acid

0223 10  
View Sizes & Prices
Catalog# Size Price Stock Quantity
Loading Information....

Have you used Kynurenic acid sodium salt?

Submit a review and receive a $25US/€18/£15/$25CAN amazon gift card if you include an image - $10US/€7/£6/$10CAN Amazon card for reviews without an image. Limited to verified customers in USA, Canada and Europe.

Tocris Bioscience is the leading supplier of novel and exclusive tools for life science research with over 30 years' experience in the industry. Tocris is a Bio-Techne brand.

Order Details


Contact Information


Molarity Calculator

Calculate the mass, volume, or concentration required for a solution.

*When preparing stock solutions always use the batch-specific molecular weight of the product found on the vial label and SDS / CoA (available online).

R&D Systems Guarantee

or select another batch: 


Customer Information