Chemicals and Drugs

Catechin

An antioxidant flavonoid, occurring especially in woody plants as both (+)-catechin and (-)-epicatechin (cis) forms.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

An antioxidant flavonoid, occurring especially in woody plants as both (+)-catechin and (-)-epicatechin (cis) forms.

Chemical Identity

Chemical Information

Molecular Formula
C15H14O6
Molecular Weight
290.27 g/mol
CAS Registry No.
13392-26-2
IUPAC Name
2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol
InChIKey
PFTAWBLQPZVEMU-UHFFFAOYSA-N
SMILES
C1C(C(OC2=CC(=CC(=C21)O)O)C3=CC(=C(C=C3)O)O)O
MeSH Unique ID
D002392
Source
PubChem CID 1203

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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MeSH Record

Synonyms

19 entry terms
  • (+)-Catechin
  • (+)-Cyanidanol
  • 3,3',4',5,7-Flavanpentol
  • Catechinic Acid
  • Catechuic Acid
  • Cianidanol
  • (+)-Cyanidanol-3
  • (-)-Epicatechin
  • (2R,3R)-2-(3,4-Dihydroxyphenyl)-3,5,7-chromanetriol
  • 2H-1-Benzopyran-3,5,7-triol, 2-(3,4-dihydroxyphenyl)-3,4-dihydro-, (2R-cis)-
  • Catergen
  • Cyanidanol-3
  • Epicatechin
  • KB-53
  • Z 7300
  • Zyma
  • Cyanidanol 3
  • KB 53
  • KB53

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

87(77); was see under BENZOPYRANS 1977-86

MeSH Record

Previous Indexing

  • Benzopyrans (1973-1976)
  • Catechols (1973-1976)

MeSH Hierarchy

Tree Numbers

AMA Style

References

  1. National Library of Medicine. Catechin. Medical Subject Headings (MeSH). 2026. Unique ID D002392. http://id.nlm.nih.gov/mesh/2026/D002392
  2. Catechin. In: Wikidata. https://www.wikidata.org/wiki/Q51617472
  3. Catechin. In: PubChem Compound. CID 1203. https://pubchem.ncbi.nlm.nih.gov/compound/1203