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Cat.No. 4108 - Quinidine | C20H24N2O2 | CAS No. 56-54-2
Description: Blocks sodium and potassium channels
Chemical Name: (S)-(6-Methoxyquinolin-4-yl)((2R,4S,8R)- 8-vinylquinuclidin-2-yl)methanol hydrochloride

Biological Activity

Class IA antiarrythmic; reduces both Na+ and K+ channel currents, including INa, IKr and IKs. Prolongs QT and induces torsade de pointes (TdP).

Technical Data

M. Wt 324.42
Formula C20H24N2O2
Storage Store at -20°C
CAS Number 56-54-2
PubChem ID 3036746
Smiles O[C@H](C3N(CC4C=C)CCC4C3)C2=CC=NC1=CC=C(OC)C=C12

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.

Solubility Data

Solvent Max Conc. mg/mL Max Conc. mM
DMSO 32.44 100
ethanol 8.11 25

Preparing Stock Solutions

The following data is based on the product molecular weight 324.42. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.

Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 3.08 mL 15.41 mL 30.82 mL
5 mM 0.62 mL 3.08 mL 6.16 mL
10 mM 0.31 mL 1.54 mL 3.08 mL
50 mM 0.06 mL 0.31 mL 0.62 mL

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Product Datasheets

Safety Datasheet


References are publications that support the products' biological activity.

Caballero et al (2003) Effects of flecainide and quinidine on Kv4.2 currents: voltage dependence and role of S6 valines. Br.J.Pharmacol. 138 1475 PMID: 12721103

Borggrefe et al (2005) Short QT syndrome genotype-genotype correlations. J.Electrocardiol. 38 75 PMID: 16226079

Wu et al (2008) Role of late sodium current in modulating the proarrhythmic and antiarrhythmic effects of quinidine. Heart Rhythm. 5 1726 PMID: 19084812

If you know of a relevant reference for Quinidine, please let us know.

View Related Products by Target

Keywords: Quinidine, supplier, sodium, Na+, potassium, K+, channel, blockers, IKr, IKs, IK1, IK-ATP, Ito, INa, antiarrhythmic, class, 1A, torsade, de, pointes, prolongs, qt, interval, Other, Channel, Modulators, Other, Channel, Modulators, Tocris Bioscience

Citations for Quinidine

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