Dimethoate

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Dimethoate
Dimethoate
General
Systematic name O,O-dimethyl S-[2-(methylamino)-2-oxoethyl] dithiophosphate
Other names O,O-dimethyl S-methylcarbamoylmethyl phosphorodithioate
Phosphorodithioic acid, O,O-Dimethyl S-(2-(methylamino)-2-oxoethylyl)ester
Molecular formula C5H12NO3PS2
SMILES S=P(SCC(=O)NC)(OC)OC
Molar mass 229.28 g/mol
Appearance Grey-white crystalline solid
CAS number 60-51-5
Properties
Density and phase 1.3 g/cm³, solid
Solubility in water 2.5 g/100 ml (?°C)
Other solvents Very soluble in benzene, chloroform
Soluble in methanol, cyclohexane
Melting point 43-45°C (316-318 K)
Boiling point 117°C (390 K)at 0.01 kPa
Hazards
MSDS [MSDS]
Main hazards Highly toxic
NFPA 704
Flash point 107°C
R/S statement R: ?
S: ?
RTECS number ?
Related compounds
Related organophosphates malathion
Except where noted otherwise, data are given for
materials in their standard state (at 25 °C, 100 kPa)
Infobox disclaimer and references

Dimethoate is a widely used organophosphate insecticide used to kill insects on contact. It was patentedand introduced in the 1950s by American Cyanamid. Like other organophosphates, dimethoate is an anticholinesterase which disables cholinesterase, an enzyme essential for central nervous system function.

External Links

nl:Dimethoaat de:Dimethoat


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