Nifekalant
Nifekalant (MS-551), a class III antiarrhythmic agent, is a IKr potassium channel blocker with an IC50 of 10 μM. Nifekalant can be used for refractory ventricular tachyarrhythmias research[1][2].
Product Specifications
CAS Number
[130636-43-0]
Product Name Alternative
MS-551 (free base)
UNSPSC
12352005
Target
Potassium Channel
Type
Reference compound
Related Pathways
Membrane Transporter/Ion Channel
Field of Research
Cardiovascular Disease
Assay Protocol
https://www.medchemexpress.com/nifekalant.html
Solubility
10 mM in DMSO
Smiles
O=C1N(C)C(C=C(NCCN(CCO)CCCC2=CC=C([N+]([O-])=O)C=C2)N1C)=O
Molecular Formula
C19H27N5O5
Molecular Weight
405.45
References & Citations
[1]Lü-Pei Du, et al. The pharmacophore hypotheses of I (Kr) potassium channel blockers: novel class III antiarrhythmic agents. Bioorg Med Chem Lett. 2004 Sep 20;14 (18) :4771-7.|[2]Ioannis N Pantazopoulos, et al. Nifekalant in the treatment of life-threatening ventricular tachyarrhythmias. World J Cardiol. 2011 Jun 26;3 (6) :169-76.|[3]J Chen, et al. IK independent class III actions of MS-551 compared with sematilide and dofetilide during reperfusion in anaesthetized rats. Br J Pharmacol. 1996 Nov;119 (5) :937-42.
Shipping Conditions
Room temperature
Scientific Category
Reference compound1
Clinical Information
Launched
Available Sizes
Curated Selection
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