NS8593 HCl
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MedKoo CAT#: 532372

CAS#: 875755-24-1 (NS8593 HCl).

Description: NS8593 HCl is a selective KCa2 (SK) channel negative modulator. NS8593 inhibits SK channel currents (Kd values are 0.42, 0.6 and 0.73 μM for SK1, SK2 and SK3 respectively at 0.5 μM Ca2+). It exhibits selectivity for SK channels over KCa1.1 (BK), KCa3.1 (IK), Kv, Nav and Cav channels.


Price and Availability

Size Price Shipping out time Quantity
5mg USD 290 2 Weeks
25mg USD 780 2 Weeks
Inquire bulk and customized quantity

Pricing updated 2020-08-08. Prices are subject to change without notice.

NS8593 HCl, purity > 98%, is in stock. Current shipping out time is about 2 weeks after order is received. CoA, QC data and MSDS documents are available in one week after order is received.


Chemical Structure

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Theoretical Analysis

MedKoo Cat#: 532372
Name: NS8593 HCl
CAS#: 875755-24-1 (NS8593 HCl).
Chemical Formula: C17H18ClN3
Exact Mass:
Molecular Weight: 299.8
Elemental Analysis: C, 68.11; H, 6.05; Cl, 11.82; N, 14.02


Related CAS #: 875755-39-8 (NS8593); 875755-24-1 (NS8593 HCl);  

Synonym: NS8593; NS 8593; NS-8593; NS8593 HCl; NS8593HCl.

IUPAC/Chemical Name: N-[(1R)-1,2,3,4-Tetrahydro-1-naphthalenyl]-1H-benzimidazol-2-amine hydrochloride

InChi Key: VWEKCDTXUUPBNA-PFEQFJNWSA-N

InChi Code: InChI=1S/C17H17N3.ClH/c1-2-8-13-12(6-1)7-5-11-14(13)18-17-19-15-9-3-4-10-16(15)20-17;/h1-4,6,8-10,14H,5,7,11H2,(H2,18,19,20);1H/t14-;/m1./s1

SMILES Code: [H]Cl.C1(N[C@@H]2CCCC3=C2C=CC=C3)=NC4=CC=CC=C4N1


Technical Data

Appearance:
Solid powder

Purity:
>98% (or refer to the Certificate of Analysis)

Shipping Condition:
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition:
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility:
Soluble in DMSO

Shelf Life:
>2 years if stored properly

Drug Formulation:
This drug may be formulated in DMSO

Stock Solution Storage:
0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code:
2934.99.9001


References

1: Haugaard MM, Hesselkilde EZ, Pehrson S, Carstensen H, Flethøj M, Præstegaard KF, Sørensen US, Diness JG, Grunnet M, Buhl R, Jespersen T. Pharmacologic inhibition of small-conductance calcium-activated potassium (SK) channels by NS8593 reveals atrial antiarrhythmic potential in horses. Heart Rhythm. 2015 Apr;12(4):825-35. doi: 10.1016/j.hrthm.2014.12.028. Epub 2014 Dec 24. PubMed PMID: 25542425.

2: Jenkins DP, Strøbæk D, Hougaard C, Jensen ML, Hummel R, Sørensen US, Christophersen P, Wulff H. Negative gating modulation by (R)-N-(benzimidazol-2-yl)-1,2,3,4-tetrahydro-1-naphthylamine (NS8593) depends on residues in the inner pore vestibule: pharmacological evidence of deep-pore gating of K(Ca)2 channels. Mol Pharmacol. 2011 Jun;79(6):899-909. doi: 10.1124/mol.110.069807. Epub 2011 Mar 1. PubMed PMID: 21363929; PubMed Central PMCID: PMC3102549.

3: Strøbaek D, Hougaard C, Johansen TH, Sørensen US, Nielsen EØ, Nielsen KS, Taylor RD, Pedarzani P, Christophersen P. Inhibitory gating modulation of small conductance Ca2+-activated K+ channels by the synthetic compound (R)-N-(benzimidazol-2-yl)-1,2,3,4-tetrahydro-1-naphtylamine (NS8593) reduces afterhyperpolarizing current in hippocampal CA1 neurons. Mol Pharmacol. 2006 Nov;70(5):1771-82. Epub 2006 Aug 22. PubMed PMID: 16926279.