Chemical Name: 4-Hydroxyquinoline-2-carboxylic acid
Purity: ≥98% (HPLC)
Biological Activity
Technical Data
Solubility
Calculators
Datasheets
References
Biological Activity
Broad spectrum EAA antagonist. Putative GPR35 ligand. Kynurenic acid sodium salt also available (Cat. No. 3694).
Compound Libraries
Kynurenic acid is also offered as part of the
Tocriscreen Plus. Find out more about compound libraries available from Tocris.
Technical Data
M. Wt
189.17
Formula
C10H7NO3
Storage
Store at RT
Purity
≥98% (HPLC)
CAS Number
492-27-3
PubChem ID
3845
InChI Key
HCZHHEIFKROPDY-UHFFFAOYSA-N
Smiles
OC(=O)C1=CC(O)=C2C=CC=CC2=N1
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.
Solubility Data
Solvent
Max Conc. mg/mL
Max Conc. mM
Solubility
1eq. NaOH
18.92
100
DMSO
9.46
50
Preparing Stock Solutions
The following data is based on the product molecular weight 189.17. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.
Concentration / Solvent Volume / Mass
1 mg
5 mg
10 mg
1 mM
5.29 mL
26.43 mL
52.86 mL
5 mM
1.06 mL
5.29 mL
10.57 mL
10 mM
0.53 mL
2.64 mL
5.29 mL
50 mM
0.11 mL
0.53 mL
1.06 mL
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Product Datasheets
Certificate of Analysis / Product Datasheet
Safety Datasheet
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References
References are publications that support the products' biological activity.
Perkins and Stone
(1982) An iontophoretic investigation of the actions of convulsant kynurenines and their interaction with the endogenous excitant quinolinic acid. Brain Res. 247 184 PMID: 6215086
Pittalugaet al (1997) The 'kynurenate test,' a biochemical assay for putative cognition enhancers. J.Pharmacol.Exp.Ther. 283 82 PMID: 9336311
Stone and Burton
(1988) NMDA receptors and ligands in the vertebrate CNS. Prog.Neurobiol. 30 333 PMID: 2830636
Wanget al (2006) Kynurenic acid as a ligand for orphan G protein-coupled receptor GPR35. J.Biol.Chem. 281 22021 PMID: 16754668