431419

Phosphorpentoxid

≥99.99% trace metals basis

• Synonym(e): Phosphor(V)-oxid, Phosphorsäure-anhydrid
• Lineare Formel: P₂O₅
• CAS-Nummer: 1314-56-3
• Molekulargewicht: 141.94
• EG-Nummer: 215-236-1
• UNSPSC-Code: 12352300
• PubChem Substanz-ID: 57650157
• NACRES: NA.21

Eigenschaften

• Dampfdichte: 4.9 (vs air)
• Qualitätsniveau: 100
• Dampfdruck: 1 mmHg ( 384 °C); 10 mmHg ( 238 °C)
• Assay: ≥99.99% trace metals basis
• Form: powder
• Verunreinigungen: ≤0.02% insolubles; <100 ppm total metallic impurities
• mp (Schmelzpunkt): 340 °C (lit.)
• Dichte: 2.3 g/mL at 25 °C (lit.)
• Kationenspuren: NH₄⁺: ≤0.01%; heavy metals: ≤0.01%
• SMILES String: O=P12OP3(=O)OP(=O)(O1)OP(=O)(O2)O3
• InChI: 1S/O10P4/c1-11-5-12(2)8-13(3,6-11)10-14(4,7-11)9-12
• InChIKey: YWEUIGNSBFLMFL-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

Phosphorus pentoxide (P₂O₅) is a commonly used drying agent. It is a component of Eatons reagent, which is commonly used as a catalyst for dehydration reactions.

Anwendung

Phosphorus pentoxide may be used in the synthesis of the following:

• Hydroxyapatite (HA) sub-micron fibers.
• Fluorescent carbon nanoparticles (FCNPs).
• Bistetramethylammonium (TMA) hydrogencyclotriphosphate and rubidium cyclotetraphosphate using dimethyl sulfoxide as a solvent at low temperature condition.
• Ethylene glycol methacrylate phosphate (EGMP), a UV-reactive phosphonic acid.

Leistungsmerkmale und Vorteile

Meets A.C.S. reagent specifications.

Sicherheitshinweise

• Piktogramme: GHS05
• Signalwort: Danger
• H-Sätze: H314
• P-Sätze: P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363
• Gefahreneinstufungen: Eye Dam. 1 - Skin Corr. 1A
• Zusätzliche Gefahrenhinweise: EUH014
• Lagerklassenschlüssel: 8B - Non-combustible corrosive hazardous materials
• WGK: WGK 1
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: Eyeshields, Gloves