1.00570

di-Phosphorus pentoxide

for analysis ACS,ISO,Reag. Ph Eur

• 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

• grade: ACS reagent
• Quality Level: 200
• agency: reag. ISO; reag. Ph. Eur.
• vapor pressure: <0.1 hPa ( 20 °C)
• assay: ≥98% (acidimetric)
• form: solid
• impurities: ≤0.01% reductants (as P₂O₅); ≤20 ppm nitrogen (N); ≤50 ppm insolubles
• pH: 1 (20 °C, 5 g/L in H₂O)
• mp: 420 °C (closed capillary tube)
• density: 2.28 g/cm³ at 20-25 °C
• bulk density: 700 kg/m³
• anion traces: chloride (Cl^-): ≤10 ppm; nitrate (NO₃^-): ≤5 ppm
• cation traces: As: ≤200 ppm; Ca: ≤50 ppm; Cd: ≤5 ppm; Co: ≤5 ppm; Cu: ≤5 ppm; Fe: ≤10 ppm; K: ≤20 ppm; Mg: ≤10 ppm; Mn: ≤5 ppm; NH₄⁺: ≤10 ppm; Na: ≤50 ppm; Ni: ≤5 ppm; Pb: ≤5 ppm; Sb: ≤10 ppm; Zn: ≤5 ppm; heavy metals (as Pb): ≤50 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): ≥ 98.0 %
Identity: passes test
Insoluble matter: ≤ 50 ppm
Heavy metals (as Pb): ≤ 50 ppm
Total nitrogen (N): ≤ 20 ppm
Chloride (Cl): ≤ 10 ppm
Nitrate (NO₃): ≤ 5 ppm
As (Arsenic): ≤ 200 ppm
Ca (Calcium): ≤ 50 ppm
Cd (Cadmium): ≤ 5 ppm
Co (Cobalt): ≤ 5 ppm
Cu (Copper): ≤ 5 ppm
Fe (Iron): ≤ 10 ppm
K (Potassium): ≤ 20 ppm
Mg (Magnesium): ≤ 10 ppm
Mn (Manganese): ≤ 5 ppm
NH₄ (Ammonium): ≤ 10 ppm
Na (Sodium): ≤ 50 ppm
Ni (Nickel): ≤ 5 ppm
Pb (Lead): ≤ 5 ppm
Sb (Antimony): ≤ 10 ppm
Zn (Zinc): ≤ 5 ppm
Reducing matter (P₂O₃): ≤ 0.01 %
Corresponds to ACS,ISO,Reag. Ph Eur

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