WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 564459


Description: ICAGEN-4 is an inhibitor of voltage-gated K(+) (Kv) channels Kv1.3 and Kv1.5.

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 564459
Name: ICAGEN-4
Chemical Formula: C25H26N2O5S
Exact Mass: 466.1562
Molecular Weight: 466.55
Elemental Analysis: C, 64.36; H, 5.62; N, 6.00; O, 17.15; S, 6.87

Price and Availability

This product is not in stock, which may be available by custom synthesis. For cost-effective reason, minimum order is 1g (price is usually high, lead time is 2~3 months, depending on the technical challenge). Quote less than 1g will not be provided. To request quote, please email to sales @medkoo.com or click below button.
Note: Price will be listed if it is available in the future.

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IUPAC/Chemical Name: N-[3-(4-Ethyl-benzene-sulfonylamino)-2-hydroxy-indan-5-yl]-3-methoxy-benzamide


InChi Code: InChI=1S/C25H26N2O5S/c1-3-16-7-11-21(12-8-16)33(30,31)27-24-22-15-19(10-9-17(22)14-23(24)28)26-25(29)18-5-4-6-20(13-18)32-2/h4-13,15,23-24,27-28H,3,14H2,1-2H3,(H,26,29)

SMILES Code: O=C(NC1=CC2=C(CC(O)C2NS(=O)(C3=CC=C(CC)C=C3)=O)C=C1)C4=CC=CC(OC)=C4

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: >3 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: 2934.99.03.00

Preparing Stock Solutions

The following data is based on the product molecular weight 466.55 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.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

Molarity Calculator

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1: Tikhonov DB, Zhorov BS. Homology modeling of Kv1.5 channel block by cationic and electroneutral ligands. Biochim Biophys Acta. 2014 Mar;1838(3):978-87. doi: 10.1016/j.bbamem.2013.11.019. Epub 2013 Dec 5. PubMed PMID: 24316168.

2: Kiper AK, Rinné S, Rolfes C, Ramírez D, Seebohm G, Netter MF, González W, Decher N. Kv1.5 blockers preferentially inhibit TASK-1 channels: TASK-1 as a target against atrial fibrillation and obstructive sleep apnea? Pflugers Arch. 2015 May;467(5):1081-90. doi: 10.1007/s00424-014-1665-1. Epub 2014 Dec 17. PubMed PMID: 25511502.

3: Strutz-Seebohm N, Gutcher I, Decher N, Steinmeyer K, Lang F, Seebohm G. Comparison of potent Kv1.5 potassium channel inhibitors reveals the molecular basis for blocking kinetics and binding mode. Cell Physiol Biochem. 2007;20(6):791-800. PubMed PMID: 17982261.

4: Matzner N, Zemtsova IM, Nguyen TX, Duszenko M, Shumilina E, Lang F. Ion channels modulating mouse dendritic cell functions. J Immunol. 2008 Nov 15;181(10):6803-9. PubMed PMID: 18981098.