Skip to Content
MilliporeSigma
Sign Into View Organizational & Contract Pricing

About This Item

Linear Formula:
P2O5
CAS Number:
1314-56-3
Molecular Weight:
141.94
EC Number:
215-236-1
MDL number:
MFCD00148880
UNSPSC Code:
12352300
PubChem Substance ID:
57650157
NACRES:
NA.21
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

vapor density

4.9 (vs air)

Quality Level

100

vapor pressure

1 mmHg ( 384 °C)
10 mmHg ( 238 °C)

Assay

≥99.99% trace metals basis

form

powder

impurities

≤0.02% insolubles
<100 ppm total metallic impurities

mp

340 °C (lit.)

density

2.3 g/mL at 25 °C (lit.)

cation traces

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

InChI key

YWEUIGNSBFLMFL-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

General description

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.

Application

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.

Features and Benefits

Meets A.C.S. reagent specifications.

Pictograms

Corrosion
GHS05

Signal Word

Danger

Hazard Statements

H314

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1A

Supplementary Hazards

EUH014

Storage Class Code

8B - Non-combustible corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKCQ8971
MKCP0829
MKCL6822
MKCH0225
MKCF5141

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service