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(+)-Quinidine
(+)-Quinidine
(+)-Quinidine
Thermo Scientific Chemicals

(+)-Quinidine

CAS: 56-54-2 | C20H24N2O2 | 324.42 g/mol
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Catalog number A12559.06
also known as A12559-06
Price (USD)
59.65
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Ends: 30-Jun-2026
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Quantity:
5 g
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Price (USD)
59.65
Special offer
Online exclusive
Ends: 30-Jun-2026
69.90
Save 10.25 (15%)
Each
Chemical Identifiers
CAS56-54-2
IUPAC Name(S)-[(2R,4S,5R)-5-ethenyl-1-azabicyclo[2.2.2]octan-2-yl](6-methoxyquinolin-4-yl)methanol
Molecular FormulaC20H24N2O2
InChI KeyLOUPRKONTZGTKE-LHHVKLHASA-N
SMILESCOC1=CC=C2N=CC=C([C@H](O)[C@H]3C[C@@H]4CCN3C[C@@H]4C=C)C2=C1
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SpecificationsSpecification SheetSpecification Sheet
FormPowder or crystalline powder
Identification (FTIR)Conforms
Optical Rotation+250° to +270° (c=1 in ethanol)
Appearance (Color)White to cream to yellow to brown
Assay (Non-aqueous acid-base Titration)≥94.0 to ≤106.0% (quinidine + dihydroquinidine)
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(+)-Quinidine is used to treat or prevent many types of irregular heartbeats (heart arrhythmias such as atrial fibrillation). It may also be used to treat malaria.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Solubility
Soluble in methanol, chloroform, alcohol (1 g/36ml), benzene and DMSO(100mM). Slightly soluble in ether and petroleum ether. Insoluble in water.

Notes
Light sensitive. Incompatible with oxidizing agents.
RUO – Research Use Only

General References:

  1. Dan M.Roden, M.D.; Raymond L.Woosley, M.D., Ph.D.; R.Kirby Primm, M.D. Incidence and clinical features of the quinidine-associated long QT syndrome: Implications for patient care. American Heart Journal. 1986, 111, (6)1088-1093
  2. Alain Borgeat, MD; Jean-Jacques Goy, MD; Raymond Maendly, MD; Urs Kaufmann, MD; MilanGrbic, MD; Ueli Sigwart, MD. Flecainide versus quinidine for conversion of atrial fibrillation to sinus rhythm. The American Journal of Cardiology. 1986, 58, (6)496-498