tetraethyl hypodiphosphate, Vapotone, ethyl pyrophosphate, Grisol, Fosvex, Tetrastigmine, diphosphoric acid tetraethyl ester, Diphosphoric acid, tetraethyl ester, Mortopal, tetraethyl diphosphate, diethoxyphosphoryl diethyl phosphate, Lirohex, TETRAETHYL PYROPHOSPHATE, O,O,O',O'-tetraethyl pyrophosphate, Tetraethyl diphosphate,Tetraethyl pyrophosphate, Hepthexamite