Hexaethyl tetraphosphate757-58-4100 % similar Triethyl phosphate78-40-074 % similar Tetraethyl methylenediphosphonate1660-94-246 % similar Diethyl methylphosphonate683-08-946 % similar Tetraethyl ethylenediphosphonate995-32-446 % similar Ethyl phosphorodichloridate1498-51-744 % similar Diethyl ethylphosphonate78-38-644 % similar Diethyl phosphorochloridate814-49-344 % similar Diethyl propylphosphonate18812-51-642 % similar Diethyl cyanophosphonate2942-58-741 % similar Diethyl P-(hydroxymethyl)phosphonate3084-40-041 % similar Sulfotep3689-24-540 % similar Tripropyl phosphate513-08-640 % similar Diethyl vinylphosphonate682-30-439 % similar Diethyl P-(cyanomethyl)phosphonate2537-48-638 % similar Diethyl P-[(methylthio)methyl]phosphonate28460-01-738 % similar Diethyl P-(2-bromoethyl)phosphonate5324-30-138 % similar Tributyl phosphate126-73-837 % similar Diethyl P-2-propen-1-ylphosphonate1067-87-437 % similar Ethoprophos13194-48-437 % similar