favipiravir

experimental antiviral drug with potential activity against RNA viruses

Class type of: chemical compound Q16934561

Facts

14 properties

Instance of: type of chemical entity
Subclass of: chemical compound
Has use: medication^[5]
Active ingredient in: Avigan^[17]
Canonical SMILES: C1=C(N=C(C(=O)N1)C(=O)N)F^[3]
Catalog: CAS COVID-19 Anti-Viral Candidate Compounds^[9]
Chemical formula: C₅H₄FN₃O₂^[4]
Color: white, light yellow^[6]^[7]
Mass: +157.029^[11]
Melting point: +187, +193^[12]^[13]
PKa: +5.1^[10]
Route of administration: oral administration^[8]
Subject has role: antiviral drug^[16]
World Health Organisation international non-proprietary name: favipiravirum, favipiravir, favipiravir, favipiravir^[14]^[15]

🏷️ Also known as

en T-705 en 5-fluoro-2-hydroxypyrazine-3-carboxamide en favilavir en favipiravir ar تي-705 ar أفيقان ar فافيبيرافير ar فافيلافير fa فاویپیراویر he אביגן he פביפירביר hi फेविपिराविर it Avigan ja アビガン ja アビガン錠 ja ファビピラビル ko 파비피라비르 pl T-705 pl fawipirawir ru T-705

🔖 Identifiers · 26

OpenAlex ID: C2779772310
ATC code: J05AX27
CAS Registry Number: 259793-96-9
ChEBI ID: 134722
ChEMBL ID: CHEMBL221722
ChemSpider ID: 431002
DSSTOX compound identifier: DTXCID701377091
DSSTox substance ID: DTXSID60948878
DrugBank ID: DB12466
DrugCentral ID: 4887
Freebase ID: /m/0yp0hbt
Golden ID (archived): Favipiravir-6G9VPZ

Show all 26 identifiers +14

Guide to Pharmacology Ligand ID: 11139
Human Metabolome Database ID: HMDB0252176
InChI: InChI=1S/C5H4FN3O2/c6-2-1-8-5(11)3(9-2)4(7)10/h1H,(H2,7,10)(H,8,11)
InChIKey: ZCGNOVWYSGBHAU-UHFFFAOYSA-N
KEGG ID: D09537
Microsoft Academic ID (discontinued): 2779772310
Nikkaji ID: J1.636.682J
Probes And Drugs ID: PD021515
PubChem CID: 492405
SureChEMBL ID: 6378032, 587913
UK Parliament thesaurus ID: 582749
UNII: EW5GL2X7E0
UniChem compound ID: 235930
WikiProjectMed ID: Favipiravir

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections

Active ingredient in 1

Avigan

Color 1

white

Has use 1

medication

Route of administration 1

oral administration

Subclass of 1

chemical compound

Subject has role 1

antiviral drug

← Drug or therapy used for treatment 1

COVID-19

← Has active ingredient 1

Avigan

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Summary

favipiravir is a type of chemical entity^[1]. favipiravir is a type of chemical compound^[2].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

[3] ↑ favipiravir — canonical SMILES (P233): C1=C(N=C(C(=O)N1)C(=O)N)F. PubChem. Retrieved 2016-10-14. wikidata.org.
[4] ↑ favipiravir — chemical formula (P274): C₅H₄FN₃O₂. PubChem. Retrieved 2016-10-14. wikidata.org.
[2] ↑ favipiravir — subclass of (P279): chemical compound. wikidata.org.
[5] ↑ favipiravir — has use (P366): medication. wikidata.org.
[6] ↑ favipiravir — color (P462): white. pmda.go.jp. Retrieved 2020-10-10. pmda.go.jp. Provenance: wikidata.org.
[7] ↑ favipiravir — color (P462): light yellow. pmda.go.jp. Retrieved 2020-10-10. pmda.go.jp. Provenance: wikidata.org.
[8] ↑ favipiravir — route of administration (P636): oral administration. wikidata.org.
[9] ↑ favipiravir — catalog (P972): CAS COVID-19 Anti-Viral Candidate Compounds. wikidata.org.
[10] ↑ favipiravir — pKa (P1117): 5.1. pmda.go.jp. Retrieved 2020-10-10. pmda.go.jp. Provenance: wikidata.org.
[11] ↑ favipiravir — mass (P2067): 157.029 dalton. PubChem. Retrieved 2016-10-14. wikidata.org.
[12] ↑ favipiravir — melting point (P2101): 187 °C. pmda.go.jp. Retrieved 2020-10-10. pmda.go.jp. Provenance: wikidata.org.
[13] ↑ favipiravir — melting point (P2101): 193 °C. pmda.go.jp. Retrieved 2020-10-10. pmda.go.jp. Provenance: wikidata.org.
[14] ↑ favipiravir — World Health Organisation international non-proprietary name (P2275): favipiravirum. who.int. Retrieved 2020-10-10. who.int. Provenance: wikidata.org.
[15] ↑ favipiravir — World Health Organisation international non-proprietary name (P2275): favipiravir. who.int. Retrieved 2020-10-10. who.int. Provenance: wikidata.org.
[16] ↑ favipiravir — subject has role (P2868): antiviral drug. wikidata.org.
[17] ↑ favipiravir — active ingredient in (P3780): Avigan. wikidata.org.

Class ancestry

[1] ↑ favipiravir is an instance of type of chemical entity (Q113145171) [P31, primary]. Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). favipiravir. Retrieved November 8, 2026, from https://4ort.xyz/entity/favipiravir

MLA “favipiravir.” 4ort.xyz Knowledge Graph, 4ort.xyz, 8 Nov. 2026, https://4ort.xyz/entity/favipiravir.

BibTeX

@misc{4ortxyz_favipiravir_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{favipiravir}}, year = {2026}, url = {https://4ort.xyz/entity/favipiravir}, note = {Accessed: 2026-11-08}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): favipiravir — https://4ort.xyz/entity/favipiravir (retrieved 2026-11-08)

Canonical URL: https://4ort.xyz/entity/favipiravir · Last refreshed: November 8, 2026

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

5d ago · Elivan da Silva · 2026-11-04 view diff on Wikidata ↗

"Added reference: ATC code: J05AX27, #temporary_batch_1793797308716"
20w ago · Morrelln · 2026-06-16 view diff on Wikidata ↗

Melting point → {'unit': 'Q25267', 'amount': '+187'}, {'unit': 'Q25267', 'amount': '+193'}

Has use → medication

Route of administration → oral administration

Catalog → CAS COVID-19 Anti-Viral Candidate Compounds

+ 8 other properties edited (see Wikidata diff for full list)

"Created claim: UK Parliament thesaurus ID: 582749"

Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.