Chemicals and Drugs

Homogentisic Acid

Dihydroxyphenylacetic acid with hydroxyls at the 2 and 5 positions of the phenyl ring.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Dihydroxyphenylacetic acid with hydroxyls at the 2 and 5 positions of the phenyl ring.

Chemical Identity

Chemical Information

Molecular Formula
C8H8O4
Molecular Weight
168.15 g/mol
CAS Registry No.
451-13-8
IUPAC Name
2-(2,5-dihydroxyphenyl)acetic acid
InChIKey
IGMNYECMUMZDDF-UHFFFAOYSA-N
SMILES
C1=CC(=C(C=C1O)CC(=O)O)O
MeSH Unique ID
D006713
Source
PubChem CID 780

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.

MeSH Record

Synonyms

1 entry terms
  • Acid, Homogentisic

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

73(71)

MeSH Record

Previous Indexing

  • Phenylacetates (1966-1970)

MeSH Hierarchy

Tree Number

AMA Style

References

  1. National Library of Medicine. Homogentisic Acid. Medical Subject Headings (MeSH). 2026. Unique ID D006713. http://id.nlm.nih.gov/mesh/2026/D006713
  2. Homogentisic Acid. In: Wikipedia. https://en.wikipedia.org/wiki/Homogentisic_acid
  3. Homogentisic Acid. In: Wikidata. https://www.wikidata.org/wiki/Q416054
  4. Homogentisic Acid. In: PubChem Compound. CID 780. https://pubchem.ncbi.nlm.nih.gov/compound/780