Chemicals and Drugs

Quercetin

A flavonol widely distributed in plants. It is an antioxidant, like many other phenolic heterocyclic compounds. Glycosylated forms include RUTIN and quercetrin.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A flavonol widely distributed in plants. It is an antioxidant, like many other phenolic heterocyclic compounds. Glycosylated forms include RUTIN and quercetrin.

Chemical Identity

Chemical Information

Molecular Formula
C15H10O7
Molecular Weight
302.23 g/mol
CAS Registry No.
117-39-5
IUPAC Name
2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one
InChIKey
REFJWTPEDVJJIY-UHFFFAOYSA-N
SMILES
C1=CC(=C(C=C1C2=C(C(=O)C3=C(C=C(C=C3O2)O)O)O)O)O
MeSH Unique ID
D011794
Source
PubChem CID 5280343

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

Loading graph…

Drag nodes to rearrange; hover to trace links; click a node to open its page.

Drug Class

Pharmacological Action

MeSH Record

Synonyms

2 entry terms
  • 3,3',4',5,7-Pentahydroxyflavone
  • Dikvertin

MeSH Record

Aspects Covered

28 allowable subheadings

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

MeSH Record

History Note

1991(1975);

MeSH Hierarchy

Tree Numbers

  1. D03w.383.663.283.266.450w.284w.777w
  2. D03w.633.100.150.266.450w.284w.777w

AMA Style

References

  1. National Library of Medicine. Quercetin. Medical Subject Headings (MeSH). 2026. Unique ID D011794. http://id.nlm.nih.gov/mesh/2026/D011794
  2. Quercetin. In: Wikipedia. https://en.wikipedia.org/wiki/Quercetin
  3. Quercetin. In: Wikidata. https://www.wikidata.org/wiki/Q409478
  4. Quercetin. In: PubChem Compound. CID 5280343. https://pubchem.ncbi.nlm.nih.gov/compound/5280343