Triethyl Phosphate
Structural Formula Vector Image
Title: Triethyl Phosphate
CAS Registry Number: 78-40-0
Additional Names: Ethyl phosphate
Molecular Formula: C6H15O4P
Molecular Weight: 182.15
Percent Composition: C 39.56%, H 8.30%, O 35.13%, P 17.00%
Line Formula: (C2H5)3PO4
Literature References: Prepd from tetraethyl hypophosphate with ethanol in the presence of aluminum ethoxide: Mukaiyama et al., J. Org. Chem. 27, 1815 (1962). Manuf by treating triethyl phosphite with diethyl hydrogen phosphate: McCall, Coover, US 2960529 (1960 to Kodak).
Properties: Liquid; d19 1.0725; bp 215-216°; bp10 90-95°; nD17 1.4067. Sol in water with some decompn; sol in alcohol, ether.
Boiling point: bp 215-216°; bp10 90-95°
Index of refraction: nD17 1.4067
Density: d19 1.0725
Use: As ethylating agent; formation of polyesters which are used as insecticides.

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