O,O,O′,O′-Tetraethyl S,S′-methylene bis(phosphorodithioate)
|Molar mass||384.48 g/mol|
|Appearance||Colorless to amber-colored, odorless liquid|
|Melting point||−12.2 °C (10.0 °F; 261.0 K)|
|Boiling point||150 °C (302 °F; 423 K) (decomposes)|
|Vapor pressure||0.0000015 mmHg (20°C)|
|Flash point||176.1 °C (349.0 °F; 449.3 K)|
|US health exposure limits (NIOSH):|
|TWA 0.4 mg/m3 [skin]|
IDLH (Immediate danger
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
|(: / ?)|
Ethion (C9H22O4P2S4) is an insecticide. Ethion is known to affect a neural enzyme called acetylcholinesterase and prevent it from working.
Ethion was one of many substances that was approved for use based on data from
- "NIOSH Pocket Guide to Chemical Hazards #0257".
- CDC - NIOSH Pocket Guide to Chemical Hazards
- "Pesticide Residues in Food", Data and recommendations of the joint meeting of the FAO Panel of Experts on Pesticide Residues in Food and the Environment and the WHO Expert Group on Pesticide Residues, Rome: Food and Agriculture Organization of the United Nations, 2 December 1982, retrieved 2012-07-16