Chemicals and Drugs

Choline

A basic constituent of lecithin that is found in many plants and animal organs. It is important as a precursor of acetylcholine, as a methyl donor in various metabolic processes, and in lipid metabolism.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A basic constituent of lecithin that is found in many plants and animal organs. It is important as a precursor of acetylcholine, as a methyl donor in various metabolic processes, and in lipid metabolism.

Chemical Identity

Chemical Information

Molecular Formula
C5H14NO+
Molecular Weight
104.17 g/mol
CAS Registry No.
62-49-7
IUPAC Name
2-hydroxyethyl(trimethyl)azanium
InChIKey
OEYIOHPDSNJKLS-UHFFFAOYSA-N
SMILES
C[N+](C)(C)CCO
MeSH Unique ID
D002794
Source
PubChem CID 305

MeSH Record

Classification

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

15 entry terms
  • 2-Hydroxy-N,N,N-trimethylethanaminium
  • Bursine
  • Choline Bitartrate
  • Choline Chloride
  • Choline Citrate
  • Choline Hydroxide
  • Choline O-Sulfate
  • Fagine
  • Vidine
  • Bitartrate, Choline
  • Chloride, Choline
  • Choline O Sulfate
  • Citrate, Choline
  • Hydroxide, Choline
  • O-Sulfate, Choline

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

Indexing Annotation

/biosyn /physiol permitted

MeSH Hierarchy

Tree Numbers

AMA Style

References

  1. National Library of Medicine. Choline. Medical Subject Headings (MeSH). 2026. Unique ID D002794. http://id.nlm.nih.gov/mesh/2026/D002794
  2. Choline. In: Wikipedia. https://en.wikipedia.org/wiki/Choline
  3. Choline. In: Wikidata. https://www.wikidata.org/wiki/Q193166
  4. Choline. In: PubChem Compound. CID 305. https://pubchem.ncbi.nlm.nih.gov/compound/305