4'-Azidocytidine

Also known as: R-1479, 4'-Azidocytidine, 4'-C-azidocytidine, 4'-alpha-Azido-cytidine, Balpiravir, 4-Amino-1-[(2R,3R,4S,5R)-5-azido-3,4-dihydroxy-5-(hydroxymethyl)tetrahydro-2-furanyl]-2(1H)-pyrimidinone, 4-amino-1-[(2R,3R,4S,5R)-5-azido-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidin-2-one, Cytidine, 4'-C-azido-, CS-0362

4'-Azidocytidine (CAS 478182-28-4) is a compound in the Nitrogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C9H12N6O5 and a molecular weight of 284.229 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 478182-28-4
Jingsj CID: J-1978747-3
Molecular Formula: C₉H₁₂N₆O₅
Molecular Weight: 284.229 g/mol
Category: Nitrogen Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	284.086914
PSA	181.57000
LogP	-0.20
Storage Conditions	-20°C

Activity & Biological Data

Target	IC50: 1.28 μM (HCV replication)[1]
Additional Information	[1]. Klumpp K, et al. The novel nucleoside analog R1479 (4'-azidocytidine) is a potent inhibitor of NS5B-dependent RNA synthesis and hepatitis C virus replication in cell culture. J Biol Chem. 2006 Feb 17;281(7):3793-9. [2]. Smith DB, et al. Design, synthesis, and antiviral properties of 4'-substituted ribonucleosides as inhibitors of hepatitis C virus replication: the discovery of R1479. Bioorg Med Chem Lett. 2007 May 1;17(9):2570-6.

Target

IC50: 1.28 μM (HCV replication)[1]

Additional Information

[1]. Klumpp K, et al. The novel nucleoside analog R1479 (4'-azidocytidine) is a potent inhibitor of NS5B-dependent RNA synthesis and hepatitis C virus replication in cell culture. J Biol Chem. 2006 Feb 17;281(7):3793-9. [2]. Smith DB, et al. Design, synthesis, and antiviral properties of 4'-substituted ribonucleosides as inhibitors of hepatitis C virus replication: the discovery of R1479. Bioorg Med Chem Lett. 2007 May 1;17(9):2570-6.

Frequently Asked Questions

What is the CAS number of 4'-Azidocytidine?

The CAS number of 4'-Azidocytidine is 478182-28-4.

What are the molecular formula and molecular weight of 4'-Azidocytidine?

4'-Azidocytidine has molecular formula C9H12N6O5 and molecular weight 284.229 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "4'-Azidocytidine (CAS 478182-28-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1978747-3 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.