Phosphorus Pentoxide Properties, Molecular Formula, Applications - WorldOfChemicals
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Phosphorus Pentoxide Properties

Phosphorus Pentoxide

Molecule 3D Structure Image
Molecule Structure Image



Phosphorus pentoxide is the anhydride of phosphoric acid. It is a powerful desiccant. It is used in synthesis of phosphorus oxychloride, metaphosphoric acid. It is also used in manufacture of acrylate, surface active agent, in refining of drugs and sugar.Phosphorous pentoxide is used as dehydrating agent, desiccant, antistatic agent, analytical reagent.

Chemical Properties

Appearance White Powder
Boiling Point 122 °C
CAS Number 1314-56-3
Density 2.3 g/ml
EINECS Number 215-236-1
InChI 1S/O10P4/c1-11-5-12(2)8-13(3,6-11)10-14(4,7-11)9-12
Melting Point 340 °C
Molar Mass 141.94 g/mol
Molecular Formula P2O5
NFPA 704 H-3,F-1,R-3,C-W
RTECS Number TH3945000
Refractive 1.433-1.436 n20/D
Synonyms Phosphorus(V) Oxide;Phosphoric Anhydride;Diphosphorus Pentaoxide uses cookies to ensure that we give you the best experience on our website. By using this site, you agree to our Privacy Policy and our Terms of Use. X