1.00540

di-Phosphorus pentoxide

extra pure

• Synonym(s): di-Phosphorus pentoxide, Phosphoric anhydride
• Empirical Formula (Hill Notation): O₅P₂
• CAS Number: 1314-56-3
• Molecular Weight: 141.94
• UNSPSC Code: 12352303
• EC Index Number: 215-236-1
• NACRES: NB.21

Properties

• vapor pressure: <0.1 hPa ( 20 °C)
• Quality Level: 200
• assay: ≥97.0% (acidimetric)
• form: solid
• impurities: ≤0.02% Reducing matter (as P2O3); ≤0.02% reductants (as P₂O₃)
• pH: 1 (20 °C, 5 g/L in H₂O)
• mp: 420 °C (closed capillary tube)
• solubility: 850 g/L (Risk of violent reaction.)
• density: 2.28 g/cm³ at 20-25 °C
• bulk density: 700 kg/m³
• anion traces: chloride (Cl^-): 50 ppm
• cation traces: heavy metals (as Pb): 100 ppm
• storage temp.: no temp limit
• InChI: 1S/O10P4/c1-11-5-12(2)8-13(3,6-11)10-14(4,7-11)9-12
• InChI key: DLYUQMMRRRQYAE-UHFFFAOYSA-N

Description

Application

• Synthesis of new azo compounds based on N-(4-hydroxypheneyl)maleimide and N-(4-methylpheneyl)maleimide.: This study presents the synthesis of novel azo compounds utilizing di-Phosphorus pentoxide, demonstrating its utility in facilitating complex reactions in organic synthesis, particularly in forming N-substituted maleimide derivatives crucial in analytical chemistry for detecting molecular interactions (Mohammed IA et al., 2010).

Analysis Note

Assay (acidimetric): ≥ 97 %
Chloride (Cl): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.01 %
Reducing matter (as P₂O₃): ≤ 0.02 %

Safety Information

• pictograms: GHS05
• signalword: Danger
• hcodes: H314
• pcodes: P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363
• Hazard Classifications: Eye Dam. 1 - Skin Corr. 1A
• supp_hazards: EUH014
• Storage Class: 8B - Non-combustible corrosive hazardous materials
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable