StructurePhosphoric anhydride (P2O5)
CAS No. 1314-56-3
EC No. 215-236-1
Synonyms Diphosphorus pentoxide; phosphoric pentoxide; Phosphorous pentaoxide; P2O5

Phosphoric anhydride (P2O5)

Product is also known in the market as (di) Phosphorous pentoxide or Phosphoric pentoxide.  It is the anhydrous form of phosphoric acid.

There is a wide range of applications in the chemical industry. One of the major ones is the production of Phosphate Esters by reacting P2O5 with the alcohols or phenols.

Other applications

  • catalyst in production of phosphoric acid supported catalysts
  • reagent for condensations in organic synthesis such as acetylation, alkylation and others. End products such as cyclic ketones or olefins are widely used in dyes or pharmaceutical intermediates
  • production of sodium/ammonium phosphates
  • intermediate to produce Polyphosphoric Acid
  • drying agent

    Packaging & Shelf Life

    - iron drums of 25, 50 or 200kg net – either coated or with inner bag

    - big bags of 500kg

    - others on request

    Under proper storage conditions the shelf life is 12 months

    Health & Safety

    Detailed information on the product can be found in our Material Safety Data Sheet