hexaethyl tetraphosphate

[hek-suh-eth-uhl]

noun

1. a yellow, very poisonous liquid, (C 2 H 5 O) 6 P 4 O 7 , soluble in water, used as an insecticide.

Word History and Origins

Origin of hexaethyl tetraphosphate¹

First recorded in 1945–50; hexa- + ethyl

Example Sentences

Residues of hexaethyl tetraphosphate and tetraethyl pyrophosphate persist for only a short time and residues of parathion drop to a low level within 10 to 14 days after application.

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Several organic phosphorus compounds, including hexaethyl tetraphosphate, tetraethyl pyrophosphate, and parathion, have also been developed.

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I noticed in the American Fruit Grower that plum curculio was controlled in the peach orchards through the use of hexaethyl tetraphosphate.

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