Chemicals and Drugs

Diacetyl

Carrier of aroma of butter, vinegar, coffee, and other foods.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Carrier of aroma of butter, vinegar, coffee, and other foods.

Chemical Identity

Chemical Information

Molecular Formula
C4H6O2
Molecular Weight
86.09 g/mol
CAS Registry No.
431-03-8
IUPAC Name
butane-2,3-dione
InChIKey
QSJXEFYPDANLFS-UHFFFAOYSA-N
SMILES
CC(=O)C(=O)C
MeSH Unique ID
D003931
Source
PubChem CID 650

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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MeSH Record

Synonyms

6 entry terms
  • 2,3-Butanedione
  • Biacetyl
  • Diketobutane
  • Dimethyldiketone
  • Dimethylglyoxal
  • 2,3 Butanedione

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

91(75); was see under BUTANONES 1975-90

MeSH Hierarchy

Tree Number

  1. D02w.522w.296.400w

AMA Style

References

  1. National Library of Medicine. Diacetyl. Medical Subject Headings (MeSH). 2026. Unique ID D003931. http://id.nlm.nih.gov/mesh/2026/D003931
  2. Diacetyl. In: Wikipedia. https://en.wikipedia.org/wiki/Diacetyl
  3. Diacetyl. In: Wikidata. https://www.wikidata.org/wiki/Q408916
  4. Diacetyl. In: PubChem Compound. CID 650. https://pubchem.ncbi.nlm.nih.gov/compound/650