Chemical Name: 6-Cyano-7-nitroquinoxaline-2,3-dione
Purity: ≥99% (HPLC)
Biological Activity
Technical Data
Solubility
Calculators
Datasheets
References
Biological Activity
Potent AMPA/kainate receptor antagonist. Also antagonist at glycine modulatory site on NMDA receptor complex. CNQX disodium salt (Cat. No. 1045) also available.
Technical Data
M. Wt
232.16
Formula
C9H4N4O4
Storage
Store at RT
Purity
≥99% (HPLC)
CAS Number
115066-14-3
PubChem ID
3721046
InChI Key
RPXVIAFEQBNEAX-UHFFFAOYSA-N
Smiles
[O-][N+](=O)C1=C(C=C2NC(=O)C(=O)NC2=C1)C#N
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
DMSO
23.22
100
Preparing Stock Solutions
The following data is based on the product molecular weight 232.16. 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
4.31 mL
21.54 mL
43.07 mL
5 mM
0.86 mL
4.31 mL
8.61 mL
10 mM
0.43 mL
2.15 mL
4.31 mL
50 mM
0.09 mL
0.43 mL
0.86 mL
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Product Datasheets
Certificate of Analysis / Product Datasheet
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References
References are publications that support the products' biological activity.
Kinget al (1992) Antagonism of synaptic potentials in ventral horn neurones by 6-cyano-7-nitroquinoxaline-2,3-dione: a study in the rat spinal cord in vitro. Br.J.Pharmacol. 107 375 PMID: 1358390
Longet al (1990) Effect of 6-cyano-2,3-dihydroxy-7-nitro-quinoxaline (CNQX) on dorsal root-, NMDA-, kainate and quisqualate-mediated depolarization of rat motoneurones in vitro. Br.J.Pharmacol. 100 850 PMID: 1976402
Watkinset al (1990) Structure-activity relationships in the development of excitatory amino acid receptor agonists and competitive antagonists. TiPS 11 25 PMID: 2155495