Diethyl Phosphite

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Diethyl Phosphite

  • Diethyl phosphonate
  • Phosphonic acid diethyl ester
  • DEP

Diethyl phosphite, with the chemical formula (C2H5O)2POH, is an organophosphorus compound widely used in organic synthesis. Its structure consists of a central phosphorus atom bonded to two ethyl groups and one oxygen atom. Diethyl phosphite is primarily employed as a phosphorylating agent, facilitating the formation of phosphate esters and phosphonates in various chemical reactions. It participates in the Arbuzov reaction, reacting with alkyl halides to produce alkyl phosphonates.