Phosphorus trioxide

Base Information

• Chemical Name: Phosphorus trioxide
• CAS No.: 1314-24-5
• Molecular Formula: O3P2
• Molecular Weight: 110.0
• UN Number: 2578
• UNII: 0LTR52K7HK
• DSSTox Substance ID: DTXSID00895014
• Wikipedia: Phosphorus_trioxide
• Wikidata: Q81987839
• Mol file: 1314-24-5.mol

Synonyms:Phosphorus trioxide;Diphosphorus trioxide;1314-24-5;PHOSPHORUS OXIDE (P2O3);UN2578;UNII-0LTR52K7HK;0LTR52K7HK;Diphosphortrioxid;phosphorous trioxide;Phosphorus sesquioxide;O3P2;PHOSPHORUS TRIOXIDE [MI];DTXSID00895014;XDJWZONZDVNKDU-UHFFFAOYSA-N;O3-P2;NA2578;UN-2578;LS-191465;Phosphorus trioxide [UN2578] [Corrosive]

Chemical Property of Phosphorus trioxide

Chemical Property:

• Appearance/Colour: White/clear crystalline powder
• Melting Point: 23.8°
• Boiling Point: °Cat760mmHg
• Flash Point: °C
• PSA: 51.21000
• Density: g/cm³
• LogP: 0.50480
• Water Solubility.: slowly forms H3PO3 in cold H2O; reacts violently in hot H2O forming red P, PH3, and H3PO4 [MER06]
• XLogP3: -1
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 0
• Exact Mass: 109.93226785
• Heavy Atom Count: 5
• Complexity: 34.2
• Transport DOT Label: Corrosive

Purity/Quality:

99% ^*data from raw suppliers

PHOSPHORUS TRIOXIDE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: O=POP=O

Refernces