Ethion

Ethion

Names
IUPAC name O,O,O′,O′-Tetraethyl S,S′-methylene bis(phosphorodithioate)
Other names Diethion;[(Dethoxyphosphinothioylthio)methylthio]-diethoxy-thioxophosphorane
Identifiers
CAS Number	563-12-2 Y
ChEBI	CHEBI:38663 Y
ChemSpider	3171 Y
Jmol 3D model	Interactive image
KEGG	C18725 Y
PubChem	3286
UNII	2TI07NO12Y Y
InChI InChI=1S/C9H22O4P2S4/c1-5-10-14(16,11-6-2)18-9-19-15(17,12-7-3)13-8-4/h5-9H2,1-4H3 Y Key: RIZMRRKBZQXFOY-UHFFFAOYSA-N Y InChI=1/C9H22O4P2S4/c1-5-10-14(16,11-6-2)18-9-19-15(17,12-7-3)13-8-4/h5-9H2,1-4H3 Key: RIZMRRKBZQXFOY-UHFFFAOYAJ
SMILES S=P(SCSP(=S)(OCC)OCC)(OCC)OCC
Properties
Chemical formula	C9H22O4P2S4
Molar mass	384.48 g/mol
Appearance	Colorless to amber-colored, odorless liquid
Density	1.22 g/cm3
Melting point	−12.2 °C (10.0 °F; 260.9 K)
Boiling point	150 °C (302 °F; 423 K) (decomposes)
Solubility in water	0.0001% (20°C)
Vapor pressure	0.0000015 mmHg (20°C)
Vapor pressure	{{{value}}}
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Y verify (what is YN ?)
Infobox references

Ethion (C₉H₂₂O₄P₂S₄) is an organophosphate insecticide. Ethion is known to affect a neural enzyme called acetylcholinesterase and prevent it from working.

Review

Ethion was one of many substances that was approved for use based on data from Industrial Bio-Test Laboratories, which prompted the Food and Agriculture Organization and World Health Organization to recommend its reanalysis in 1982.