Pricing Availability Delivery Time Qty
Cat.No. 1637 - Argatroban | C23H36N6O5S | CAS No. 74863-84-6
Description: Potent thrombin inhibitor
Chemical Name: (2R,4R)-1-[(2S)-5-[(aminoiminomethyl)amino]-1-oxo-2-[[(1,2,3,4-tetrahydro-3-methyl-8-quinolinyl)sulfonyl]amino]pentyl]-4-methyl-2-piperidinecarboxylic acid
Purity: ≥99% (HPLC)

Biological Activity

Potent inhibitor of thrombin mediated fibrinogen cleavage (Ki = 19 nM). Competitive inhibitor of thrombin-induced platelet activation and clotting. Shown to exhibit antithrombotic activity in animal models.

This compound is a mixture of 2 diastereomers (approximate ratio 65/35).

Compound Libraries

Argatroban is also offered as part of the Tocriscreen Plus and Tocriscreen Library of FDA-Approved Compounds. Find out more about compound libraries available from Tocris.

Technical Data

M. Wt 508.63
Formula C23H36N6O5S
Storage Store at +4°C
Purity ≥99% (HPLC)
CAS Number 74863-84-6
PubChem ID 6604954
Smiles O=C(N1[C@@H]([C@@](O)=O)C[C@H](C)CC1)[C@@H](NS(C2=CC=CC3=C2NCC(C)C3)(=O)=O)CCCNC(N)=N

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
1eq. HCl 5.09 10
DMSO 50.86 100
ethanol 2.54 5

Preparing Stock Solutions

The following data is based on the product molecular weight 508.63. 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 1.97 mL 9.83 mL 19.66 mL
5 mM 0.39 mL 1.97 mL 3.93 mL
10 mM 0.2 mL 0.98 mL 1.97 mL
50 mM 0.04 mL 0.2 mL 0.39 mL

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Product Datasheets

Safety Datasheet


References are publications that support the products' biological activity.

Kikumoto et al (1984) Selective inhibition of thrombin by (2R,4R)-4-methyl-1-[N2-[(3-methyl-1,2,3,4-tetrahydro-8-quinolinyl++ +) sulfonyl]-1-arginyl)]-2-piperidinecarboxylic acid. Biochemistry 23 85 PMID: 6691968

Jang et al (1990) Prevention of platelet-rich arterial thrombosis by selective thrombin inhibition. Circulation 81 219 PMID: 2297828

Fitzgerald and Fitzgerald (1989) Role of thrombin and thromboxane A2 in reocclusion following coronary thrombolysis with tissue-type plasminogen activator. Proc.Natl.Acad.Sci.USA 86 7585 PMID:

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

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Keywords: Argatroban, supplier, Potent, inhibitors, thrombin, fibrinogen, inhibits, antithrombitic, Other, Proteases, Other, Proteases, Tocris Bioscience

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