Chemicals and Drugs

Flucytosine

A fluorinated cytosine analog that is used as an antifungal agent.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A fluorinated cytosine analog that is used as an antifungal agent.

Chemical Identity

Chemical Information

Molecular Formula
C4H4FN3O
Molecular Weight
129.09 g/mol
CAS Registry No.
2022-85-7
IUPAC Name
6-amino-5-fluoro-1H-pyrimidin-2-one
InChIKey
XRECTZIEBJDKEO-UHFFFAOYSA-N
SMILES
C1=NC(=O)NC(=C1F)N
MeSH Unique ID
D005437
Source
PubChem CID 3366

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

4 entry terms
  • 5-Fluorocytosine
  • Alcobon
  • Ancobon
  • Ancotil

MeSH Record

Aspects Covered

25 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analogs & derivatives, analysis, antagonists & inhibitors, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, economics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Record

History Note

87(72); was see under CYTOSINE 1972-86

MeSH Record

Previous Indexing

  • Antifungal Agents (1966-1971)
  • Cytosine (1966-1971)

MeSH Hierarchy

Tree Number

  1. D03w.383.742.698.421w.431w

AMA Style

References

  1. National Library of Medicine. Flucytosine. Medical Subject Headings (MeSH). 2026. Unique ID D005437. http://id.nlm.nih.gov/mesh/2026/D005437
  2. Flucytosine. In: Wikipedia. https://en.wikipedia.org/wiki/Flucytosine
  3. Flucytosine. In: Wikidata. https://www.wikidata.org/wiki/Q238490
  4. Flucytosine. In: PubChem Compound. CID 3366. https://pubchem.ncbi.nlm.nih.gov/compound/3366