MilliporeSigma
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376949

Sigma-Aldrich

Phosphorus(V) oxybromide

>95%

Synonym(s):
Phosphorus oxide bromide, Phosphoryl bromide
Linear Formula:
POBr3
CAS Number:
Molecular Weight:
286.69
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

>95%

form

solid

bp

192 °C (lit.)

mp

56 °C (lit.)

density

2.82 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

BrP(Br)(Br)=O

InChI

1S/Br3OP/c1-5(2,3)4

InChI key

UXCDUFKZSUBXGM-UHFFFAOYSA-N

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General description

Reaction of phosphorus pentabromide with phosphorus pentoxide at elevated temperatures affords phosphorus(V) oxybromide. Its Raman spectrum has been studied and the molecule has been reported to exhibit point group symmetry C3v. Phosphorus(V) oxybromide (Phosphorus oxide bromide) participates in the preparation of 1:1 addition ionic compound having melting point at 154·0°C, via reaction with gallium tribromide. This ionic compound contains non-metal cation POBr2+.

Application

Phosphorus(V) oxybromide may be used as brominating reagent in the synthesis of 2,4,6-tribromopyrimidine. It may be used in the preparation of bromoheterocyclic compounds.

Packaging

25 g in glass bottle

Pictograms

Corrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B

Supplementary Hazards

Storage Class Code

8A - Combustible, corrosive hazardous materials

WGK

WGK 3

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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