SB 271046 hydrochloride

Cat. No. 3368

SB 271046 hydrochloride C20H22ClN3O3S2.HCl [209481-24-3]

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Chemical Name: 5-Chloro-N-[4-methoxy-3-(1-piperazinyl)phenyl]-3-methyl-benzo[b]thiophen-2-sulfonamide hydrochloride

Biological Activity

Selective, orally active 5-HT6 antagonist (pKi values are 9.02-8.92, 6.55, 6.35, 6.27, 6.05, 5.95, 5.76, 5.73, 5.62, 5.55, 5.41, 5.39, 5.27 and < 4.99 at 5-HT6, 5-HT1D, 5-HT1A, D3, 5-HT1B, 5-HT1F, α1B, 5-HT2C, 5-HT2A, D2, 5-HT2B, 5-HT7, 5-HT4 and 5-HT1E respectively) and is > 200-fold selective over 55 other receptors, enzymes and ion channels. Increases extracellular glutamate and aspartate in the frontal cortex, and exhibits anticonvulsant activity (EC50 = 0.16 μM).

Licensing Information

Sold with the permission of GlaxoSmithKline

Technical Data

M.Wt:
488.45
Formula:
C20H22ClN3O3S2.HCl
Solubility:
Soluble to 100 mM in DMSO
Purity:
>99 %
Storage:
Desiccate at RT
CAS No:
209481-24-3

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.

Certificate of Analysis / Product Datasheet / Safety Data Sheet

Marcos et al (2008) Effects of 5-HT6 receptor antagonism and cholinesterase inhibition in models of cognitive impairment in the rat. Br.J.Pharmacol. 155 434. PMID: 18622410.

Dawson et al (2000) In vivo effects of the 5-HT6 antagonist SB-271046 on striatal and frontal cortex extracellular concentrations of noradrenaline, dopamine, 5-HT, glutamate and aspartate. Br.J.Pharmacol. 130 23. PMID: 10780993.

Routledge et al (2000) Characterization of SB-271046: a potent, selective and orally active 5-HT6 receptor antagonist. Br.J.Pharmacol. 130 1606. PMID: 10928964.

Bromidge et al (1999) 5-Chloro-N-(4-methoxy-3-piperazin-1-yl-phenyl)-3-methyl-2-benzothiophenesulfonamide (SB-271046): a potent, selective, and orally bioavailable 5-HT6 receptor antagonist. J.Med.Chem. 42 202. PMID: 9925723.

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