Inarigivir ammonium

Modify Date: 2025-08-23 11:46:52

Inarigivir ammonium Structure
Inarigivir ammonium structure
Common Name Inarigivir ammonium
CAS Number 2172788-92-8 Molecular Weight 604.53
Density N/A Boiling Point N/A
Molecular Formula C20H29N8O10PS Melting Point N/A
MSDS N/A Flash Point N/A

 Use of Inarigivir ammonium


Inarigivir (ORI-9020) ammonium is a dinucleotide antiviral drug that can significantly reduce liver HBV DNA in transgenic mice expressing hepatitis B virus. Inarigivir (ORI-9020) ammonium acts as a RIG-I (Retinoic acid-inducible gene-I) agonist to activate cellular innate immune responses[1][2].

 Names

Name Inarigivir ammonium

 Inarigivir ammonium Biological Activity

Description Inarigivir (ORI-9020) ammonium is a dinucleotide antiviral drug that can significantly reduce liver HBV DNA in transgenic mice expressing hepatitis B virus. Inarigivir (ORI-9020) ammonium acts as a RIG-I (Retinoic acid-inducible gene-I) agonist to activate cellular innate immune responses[1][2].
Related Catalog
Target

Target: HBV[1].

In Vitro Inarigivir (SB 9200) is active against HBV variants carrying resistance markers against all the nucleos(t)ide analogues approved for treating chronic hepatitis B[2].
In Vivo Inarigivir (100 mg/kg/day, ip) significantly reduces viral DNA in the liver and shows anti-HBV activity. Serum HBV DNA is not reduced in response to treatment. Inarigivir does not affect levels of HBV RNA in liver, levels of HBeAg in serum, or mean titers of HBsAg. The minimal effective dose is identified to be between 1.6 and 0.5 mg/kg/day using liver HBV DNA values[1]. Animal Model: Mice[1] Dosage: 100 mg/kg. Administration: IP, daily. Result: Significantly reduced viral DNA in the liver and shows anti-HBV activity similar ADV positive control.
References

[1]. Iyer RP, et al. Anti-hepatitis B virus activity of ORI-9020, a novel phosphorothioate dinucleotide, in a transgenic mouse model. Antimicrob Agents Chemother. 2004 Jun;48(6):2318-20.

[2]. Danni Colledge, et al. The Novel Antiviral Agent Inarigivir Inhibits Both Nucleos(t)ide Analogue and Capsid Assembly Inhibitor Resistant HBV in vitro.

 Chemical & Physical Properties

Molecular Formula C20H29N8O10PS
Molecular Weight 604.53
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