Chemicals and Drugs

Fenthion

Potent cholinesterase inhibitor used as an insecticide and acaricide.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Potent cholinesterase inhibitor used as an insecticide and acaricide.

Chemical Identity

Chemical Information

Molecular Formula
C10H15O3PS2
Molecular Weight
278.3 g/mol
CAS Registry No.
55-38-9
IUPAC Name
dimethoxy-(3-methyl-4-methylsulfanylphenoxy)-sulfanylidene-lambda5-phosphane
InChIKey
PNVJTZOFSHSLTO-UHFFFAOYSA-N
SMILES
CC1=C(C=CC(=C1)OP(=S)(OC)OC)SC
MeSH Unique ID
D005284
Source
PubChem CID 3346

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

3 entry terms
  • Baytex
  • Lebaycid
  • Mercaptophos

MeSH Record

Aspects Covered

24 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, radiation effects, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Record

Indexing Annotation

for use to kill or control insects, use no qualifiers on the insecticide or the insect; appropriate qualifiers may be used when other aspects of the insecticide are discussed such as the effect on a physiologic process or behavioral aspect of the insect; for poisoning, coordinate with ORGANOPHOSPHATE POISONING

MeSH Record

History Note

74(72)

MeSH Record

Previous Indexing

  • Insecticides (1966-1971)

MeSH Hierarchy

Tree Numbers

AMA Style

References

  1. National Library of Medicine. Fenthion. Medical Subject Headings (MeSH). 2026. Unique ID D005284. http://id.nlm.nih.gov/mesh/2026/D005284
  2. Fenthion. In: Wikipedia. https://en.wikipedia.org/wiki/Fenthion
  3. Fenthion. In: Wikidata. https://www.wikidata.org/wiki/Q418354
  4. Fenthion. In: PubChem Compound. CID 3346. https://pubchem.ncbi.nlm.nih.gov/compound/3346