A 804598

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Description: Potent and selective P2X7 antagonist
Chemical Name: N-Cyano-N"-[(1S)-1-phenylethyl]-N'-5-quinolinyl-guanidine
Purity: ≥99% (HPLC)
Citations (3)
Reviews (1)
Literature (1)

Biological Activity for A 804598

A 804598 is a potent, competitive P2X7 receptor antagonist (IC50 values are 8.9, 9.9 and 10.9 nM for mouse, rat and human P2X7 receptors respectively). Selective for P2X7 receptors (IC50 > 5-10 μM for a wide array of cell surface receptors and ion channels). Binds with high affinity (Ki app = 2.4 nM for rat P2X7 receptors).

Compound Libraries for A 804598

A 804598 is also offered as part of the Tocriscreen 2.0 Max. Find out more about compound libraries available from Tocris.

Technical Data for A 804598

M. Wt 315.37
Formula C19H17N5
Storage Store at -20°C
Purity ≥99% (HPLC)
CAS Number 1125758-85-1
PubChem ID 53325874
Smiles C[C@@H](C3=CC=CC=C3)NC(NC2=CC=CC1=NC=CC=C12)=NC#N

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.

Tocris products are intended for laboratory research use only, unless stated otherwise.

Solubility Data for A 804598

Solvent Max Conc. mg/mL Max Conc. mM
DMSO 31.54 100

Preparing Stock Solutions for A 804598

The following data is based on the product molecular weight 315.37. Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Select a batch to recalculate based on the batch molecular weight:
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 3.17 mL 15.85 mL 31.71 mL
5 mM 0.63 mL 3.17 mL 6.34 mL
10 mM 0.32 mL 1.59 mL 3.17 mL
50 mM 0.06 mL 0.32 mL 0.63 mL

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Product Datasheets for A 804598

Certificate of Analysis / Product Datasheet
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References for A 804598

References are publications that support the biological activity of the product.

Donnelly-Roberts et al (2009) [3H]A-804598 ([3H]2-cyano-1-[(1S)-1-phenylethyl]-3-quinolin-5-ylguanidine) is a novel, potent, and selective antagonist radioligand for P2X7 receptors. Neuropharmacology 56 223 PMID: 18602931

Able et al (2011) Receptor localization, native tissue binding and ex vivo occupancy for centrally penetrant P2X7 antagonists in the rat. Br.J.Pharmacol. 162 405 PMID: 20840537

If you know of a relevant reference for A 804598, please let us know.

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Keywords: A 804598, A 804598 supplier, A804598, purinergic, receptors, P2X7, antagonists, inhibitors, inhibits, potent, selective, competitive, high, affinity, P2X, Receptors, 4473, Tocris Bioscience

3 Citations for A 804598

Citations are publications that use Tocris products. Selected citations for A 804598 include:

Yuri et al (2022) Blocking of P2X7r Reduces Mitochondrial Stress Induced by Alcohol and Electronic Cigarette Exposure in Brain Microvascular Endothelial Cells. Antioxidants (Basel) 11 PMID: 35883819

Dosch et al (2019) Connexin-43-dependent ATP release mediates macrophage activation during sepsis. Elife 8 PMID: 30735126

Young et al (2015) A novel mechanism of autophagic cell death in dystrophic muscle regulated by P2RX7 receptor large-pore formation and HSP90. Cell Commun Signal 11 113 PMID: 25700737

Do you know of a great paper that uses A 804598 from Tocris? Please let us know.

Reviews for A 804598

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A 804598 inhibits LPS-induced inflammation.
By Anonymous on 01/22/2019
Assay Type: In Vitro
Species: Mouse
Cell Line/Tissue: Macrophages

RAW macrophages were stimulated with LPS (200 ng/ml) in the absence or presence of A 804598 (1 μM) or MRS 2578 (100 μM) for 8 h to follow iNOS expression by qPCR. Both compounds inhibited LPS-induced iNOS expression revealing role of purinergic receptors.

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Literature in this Area

Tocris offers the following scientific literature in this area to showcase our products. We invite you to request* your copy today!

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P2X and P2Y Receptors Scientific Review

P2X and P2Y Receptors Scientific Review

Written by Kenneth Jacobson, this review provides an overview of the different subtypes and structures of the P2 receptor families, as well as the pharmacological probes used to study them; compounds available from Tocris are listed.