Phosphorothioic acid,O,O,O-triethyl ester cas no:126-68-1

Synonyms: Ethylphosphorothioate, (EtO)3PS (6CI); Ethyl thiophosphate, (EtO)3PS (5CI); NSC2650; O,O,O-TEPT; O,O,O-Triethyl phosphorothioate; O,O,O-Triethylthiophosphate; O,O',O''-Triethyl phosphorothioate; Thiophosphoric acidtri-O-ethyl ester; Triethoxyphosphine sulfide; Triethyl phosphorothioate;Triethyl phosphorothionate; Triethyl thiophosphate

Identification

NamePhosphorothioic acid,O,O,O-triethyl ester
CAS126-68-1
SynonymsEthylphosphorothioate, (EtO)3PS (6CI); Ethyl thiophosphate, (EtO)3PS (5CI); NSC2650; O,O,O-TEPT; O,O,O-Triethyl phosphorothioate; O,O,O-Triethylthiophosphate; O,O',O''-Triethyl phosphorothioate; Thiophosphoric acidtri-O-ethyl ester; Triethoxyphosphine sulfide; Triethyl phosphorothioate;Triethyl phosphorothionate; Triethyl thiophosphate
EINECS(EC#)204-797-8
Molecular FormulaC6H15 O3 P S
Molecular Weight198.24

Chemical Properties

refractive index1.463

Safety Data

Hazard Toxic by ingestion, cholinesterase inhibitor.
Safety

Poison by inhalation and intravenous routes. A cholinesterase inhibitor. Combustible when exposed to heat or flame; can react with oxidizing materials. When heated to decomposition it emits very toxic fumes of PO_x and SO_x. See also PARATHION.
Safety Statements: 22-24/25
S22: Do not breathe dust.
S24/25: Avoid contact with skin and eyes.
WGK Germany: 3

Toxicity

1.		ihl-rat LCLo:41 ppm/4H		28ZPAK Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku Marhold, J.V.,Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha,Czechoslovakia.: 1972,207.
2.		ivn-rat LDLo:250 mg/kg		NATUAS Nature. 179 (1957),154.

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