Warfarin potassium

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MedKoo CAT#: 573165

CAS#: 2610-86-8

Description: Warfarin potassium, also known as Coumadin, is an anticoagulant. It is used to treat blood clots such as deep vein thrombosis and pulmonary embolism and to prevent stroke in people who have atrial fibrillation, valvular heart disease or artificial heart valves.

Chemical Structure

Warfarin potassium
CAS# 2610-86-8

Theoretical Analysis

MedKoo Cat#: 573165
Name: Warfarin potassium
CAS#: 2610-86-8
Chemical Formula: C19H15KO4
Exact Mass: 346.0607
Molecular Weight: 346.42
Elemental Analysis: C, 65.88; H, 4.36; K, 11.29; O, 18.47

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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Synonym: Antrombin K, Coumadin, Warfarin K, Warfarin potassium

IUPAC/Chemical Name: 3-(alpha-Acetonylbenzyl)-4-hydroxycoumarin potassium salt


InChi Code: 1S/C19H16O4.K/c1-12(20)11-15(13-7-3-2-4-8-13)17-18(21)14-9-5-6-10-16(14)23-19(17)22;/h2-10,15,21H,11H2,1H3;/q;+1/p-1

SMILES Code: CC(=O)CC(c1ccccc1)c2c(c3ccccc3oc2=O)[O-].[K+]

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 346.42 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

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1: Jeraj L, Jezovnik MK, Poredos P. Rivaroxaban versus warfarin in the prevention of post-thrombotic syndrome. Thromb Res. 2017 Sep;157:46-48. doi: 10.1016/j.thromres.2017.05.029. Epub 2017 May 29. PubMed PMID: 28692839.

2: Sarratt SC, Nesbit R, Moye R. Safety Outcomes of Apixaban Compared With Warfarin in Patients With End-Stage Renal Disease. Ann Pharmacother. 2017 Jun;51(6):445-450. doi: 10.1177/1060028017694654. Epub 2017 Feb 1. PubMed PMID: 28478715.

3: Ruff CT, Giugliano RP, Braunwald E, Hoffman EB, Deenadayalu N, Ezekowitz MD, Camm AJ, Weitz JI, Lewis BS, Parkhomenko A, Yamashita T, Antman EM. Comparison of the efficacy and safety of new oral anticoagulants with warfarin in patients with atrial fibrillation: a meta-analysis of randomised trials. Lancet. 2014 Mar 15;383(9921):955-62. doi: 10.1016/S0140-6736(13)62343-0. Epub 2013 Dec 4. PubMed PMID: 24315724.