Triethyl phosphate

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Triethyl phosphate
Triethyl phosphate
Chemical name Triethyl phosphate
Other names TEP
Chemical formula C6H15O4P
Molecular mass 182.15 g/mol
CAS number [78-40-0]
Density 1.072 g/cm3
Melting point <25 °C
Boiling point 215 °C
SMILES O=P(OCC)(OCC)OCC
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The compound triethyl phosphate has formula (C2H5)3PO4.

It is a colorless liquid. It is the triester of ethanol and phosphoric acid and can be called "phosphoric acid, triethyl ester".

Its primary uses are as an industrial catalyst, a polymer resin modifier, and a plasticizer (eg. for unsaturated polyesters). In smaller scale it is used as a solvent for eg. cellulose acetate, flame retardant, an intermediate for pesticides and other chemicals, stabilizer for peroxides, etc. [1]

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