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Clemizole

Chemical Structure : Clemizole

CAS No.: 442-52-4

Clemizole

Catalog No.: PC-45789Not For Human Use, Lab Use Only.

An H1 histamine receptor antagonist that substantially inhibits HCV replication by suppression of NS4B's RNA binding (IC50=24 nM) with little toxicity for the host cells.

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Purity & Documentation Purity: >98% (HPLC) Select Batch:

Biological Activity

Clemizole is an H1 histamine receptor antagonist that substantially inhibits HCV replication by suppression of NS4B's RNA binding (IC50=24 nM) with little toxicity for the host cells.
Clemizole also selectively and efficiently blocks TRPC5 currents and Ca(2+) entry with IC50 of 1-1.3 uM, 6-fold selectivity over TRPC4β (IC50 = 6.4 µM), and almost 10-fold selectivity over TRPC3 (IC50 =9.1 uM) and TRPC6 (IC50=11.3 uM), only very weakly affects TRPM3, TRPM8 and TRPV1, V2, V3, and V4 channels.

Physicochemical Properties

M.Wt 325.8352
Formula C19H20ClN3
Appearance Solid
CAS No.
Storage
Solide Powder
-20 °C 12 Months; 4°C 6 Months
In Solvent
-80 °C 6 Months; -20°C 6 Months
Shipping
Solubility

10 mM in DMSO

Chemical Name/SMILES

1H-Benzimidazole, 1-[(4-chlorophenyl)methyl]-2-(1-pyrrolidinylmethyl)-

References

1. Richter JM, et al. Mol Pharmacol. 2014 Nov;86(5):514-21.

2. Einav S, et al. Nat Biotechnol. 2008 Sep;26(9):1019-27.

3. Einav S, et al. J Infect Dis. 2010 Jul 1;202(1):65-74.

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