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O,O,O-TRIETHYLPHOSPHOROTHIOATE

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O,O,O-TRIETHYLPHOSPHOROTHIOATE Basic information

Product Name:
O,O,O-TRIETHYLPHOSPHOROTHIOATE
Synonyms:
  • O,O,O-triethylthiophosphate
  • Phosphine sulfide, triethoxy-
  • Phosphorothioic acid, O,O,O-triethyl ester
  • phosphorothioicacid,o,o,o-triethylester
  • riethyl phosphorothioate
  • Thiophosphoric acid, tri-O-ethyl ester
  • Triethyl phosphorothionate
  • Triethylphosphorothioate
CAS:
126-68-1
MF:
C6H15O3PS
MW:
198.22
EINECS:
204-797-8
Mol File:
126-68-1.mol
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O,O,O-TRIETHYLPHOSPHOROTHIOATE Chemical Properties

Melting point:
>280 °C (decomp)
Boiling point:
217°C
Density 
1.077
refractive index 
1.4480
Flash point:
225°F (COC)
solubility 
Chloroform, Ethyl Acetate (Slightly), Methanol (Slightly)
form 
Oil
color 
Colorless liquid
Odor
strong characteristic odor
EPA Substance Registry System
O,O,O-Triethyl phosphorothioate (126-68-1)
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Safety Information

Toxicity
LCLo ihl-rat: 41 ppm/4H 28ZPAK -,207,72
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O,O,O-TRIETHYLPHOSPHOROTHIOATE Usage And Synthesis

Chemical Properties

Colorless liquid; characteristic odor. Combustible.

Uses

Plasticizer, lubricant additive, antifoam agent, hydraulic fluid, intermediate.

Synthesis Reference(s)

Tetrahedron Letters, 30, p. 6757, 1989 DOI: 10.1016/S0040-4039(00)70669-1

Hazard

Toxic by ingestion, cholinesterase inhibitor.

Safety Profile

Poison by inhalation andintravenous routes. A cholinesterase inhibitor.Combustible when exposed to heat or flame; can reactwith oxidizing materials. When heated to decomposition itemits very toxic fumes of POx and SOx.

O,O,O-TRIETHYLPHOSPHOROTHIOATESupplier

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