Chemicals and Drugs

Cotinine

The N-glucuronide conjugate of cotinine is a major urinary metabolite of NICOTINE. It thus serves as a biomarker of exposure to tobacco SMOKING. It has CNS stimulating properties.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

The N-glucuronide conjugate of cotinine is a major urinary metabolite of NICOTINE. It thus serves as a biomarker of exposure to tobacco SMOKING. It has CNS stimulating properties.

Chemical Identity

Chemical Information

Molecular Formula
C10H12N2O
Molecular Weight
176.21 g/mol
CAS Registry No.
486-56-6
IUPAC Name
(5S)-1-methyl-5-pyridin-3-ylpyrrolidin-2-one
InChIKey
UIKROCXWUNQSPJ-VIFPVBQESA-N
SMILES
CN1[C@@H](CCC1=O)C2=CN=CC=C2
MeSH Unique ID
D003367
Source
PubChem CID 854019

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

1 entry terms
  • Scotine

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 PYRROLIDINONES 1975-90

MeSH Record

Previous Indexing

  • Pyridines (1974)
  • Pyrrolidinones (1969-1974)

MeSH Hierarchy

Tree Number

AMA Style

References

  1. National Library of Medicine. Cotinine. Medical Subject Headings (MeSH). 2026. Unique ID D003367. http://id.nlm.nih.gov/mesh/2026/D003367
  2. Cotinine. In: Wikipedia. https://en.wikipedia.org/wiki/Cotinine
  3. Cotinine. In: Wikidata. https://www.wikidata.org/wiki/Q421177
  4. Cotinine. In: PubChem Compound. CID 854019. https://pubchem.ncbi.nlm.nih.gov/compound/854019