Chemicals and Drugs

2-Ethyl 2-(4-Nitrophenyl) Ester Phenylphosphonothioic Acid

An organothiophosphorus cholinesterase inhibitor that is used as an insecticide and as a acaricide.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

An organothiophosphorus cholinesterase inhibitor that is used as an insecticide and as a acaricide.

Chemical Identity

Chemical Information

Molecular Formula
C14H14NO4PS
Molecular Weight
323.31 g/mol
CAS Registry No.
2104-64-5
IUPAC Name
ethoxy-(4-nitrophenoxy)-phenyl-sulfanylidene-lambda5-phosphane
InChIKey
AIGRXSNSLVJMEA-UHFFFAOYSA-N
SMILES
CCOP(=S)(C1=CC=CC=C1)OC2=CC=C(C=C2)[N+](=O)[O-]
MeSH Unique ID
D004849
Source
PubChem CID 16421

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

8 entry terms
  • O-Ethyl-O-(4-nitrophenyl)phenylphosphonothioate
  • Phenylphosphonothioic Acid, 2-Ethyl 2-(4-Nitrophenyl) Ester
  • ENT-17,798
  • EPN-300
  • ENT 17,798
  • ENT17,798
  • EPN 300
  • EPN300

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

2001(1972);

MeSH Record

Previous Indexing

  • Insecticides (1966-1971)

MeSH Hierarchy

Tree Numbers

  1. D02w.705w.429.812.750w
  2. D02w.705w.539.692.750w
  3. D02w.886w.300.846.750w

AMA Style

References

  1. National Library of Medicine. 2-Ethyl 2-(4-Nitrophenyl) Ester Phenylphosphonothioic Acid. Medical Subject Headings (MeSH). 2026. Unique ID D004849. http://id.nlm.nih.gov/mesh/2026/D004849
  2. 2-Ethyl 2-(4-Nitrophenyl) Ester Phenylphosphonothioic Acid. In: Wikipedia. https://en.wikipedia.org/wiki/EPN_(insecticide)
  3. 2-Ethyl 2-(4-Nitrophenyl) Ester Phenylphosphonothioic Acid. In: Wikidata. https://www.wikidata.org/wiki/Q2007270
  4. 2-Ethyl 2-(4-Nitrophenyl) Ester Phenylphosphonothioic Acid. In: PubChem Compound. CID 16421. https://pubchem.ncbi.nlm.nih.gov/compound/16421