Demeton-S-methyl

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Demeton-S-methyl[1]
Demeton-S-methyl.png
Names
IUPAC name
O,O-Dimethyl S-2-(ethylsulfanyl)ethyl phosphorothioate
Other names
1-(Dimethoxyphosphorylthio)-2-(ethylthio)ethane
S-[2-(Ethylthio)ethyl] O,O-dimethyl phosphorothioate, Demeton methyl; O,O-Dimethyl 2-ethylmercaptoethyl thiophosphate; Metasystox; Methyl mercaptophos; Methyl systox
Identifiers
919-86-8 YesY
ChEBI CHEBI:38624 YesY
ChemSpider 12938 YesY
Jmol 3D model Interactive image
KEGG C18655 YesY
PubChem 13526
Properties
C6H15O3PS2
Molar mass 230.28 g/mol
Appearance Oily, colorless to pale-yellow liquid[2]
Density 1.2 g/cm3
Boiling point 118 °C (244 °F; 391 K)
0.33 g/100 ml (20 °C)
Vapor pressure 0.0004 mmHg (20°C)[2]
Hazards
R-phrases R24/25 R51/53
S-phrases (S1/2) S28 S36/37 S45 S61
US health exposure limits (NIOSH):
PEL (Permissible)
N.D.[2]
REL (Recommended)
TWA 0.5 mg/m3 [skin][2]
IDLH (Immediate danger)
N.D.[2]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Demeton-S-methyl is an organic compound with the molecular formula C6H15O3PS2. It is used as an acaricide and insecticide; more specifically it is an organothiophosphate acaricide and an aliphatic organothiophosphate insecticide, respectively. It is flammable.

See also[edit]

References[edit]