Phosphoryl bromide

Phosphoryl bromide
Names
	Other names Phosphorus oxybromide
Identifiers
CAS Number	7789-59-5 ;
3D model (JSmol)	Interactive image;
ChemSpider	23015;
ECHA InfoCard	100.029.252
EC Number	232-177-7;
PubChem CID	24613;
UNII	H98H8Y87QQ ;
UN number	1939 2576
CompTox Dashboard (EPA)	DTXSID2064868 ;
	InChI InChI=1S/Br3OP/c1-5(2,3)4 Key: UXCDUFKZSUBXGM-UHFFFAOYSA-N; InChI=1/Br3OP/c1-5(2,3)4 Key: UXCDUFKZSUBXGM-UHFFFAOYAH;
	SMILES O=P(Br)(Br)Br;
Properties
Chemical formula	POBr3
Molar mass	286.685 g·mol−1
Appearance	Colorless crystals or thin plates with a faint orange tint
Odor	Pungent
Density	2.822 g/cm3
Melting point	56 °C (133 °F; 329 K)
Boiling point	192 °C (378 °F; 465 K)
Solubility in water	Reacts violently with water
Solubility	Soluble in diethyl ether, benzene, chloroform, carbon disulfide, and concentrated sulfuric acid
Structure
Space group	Pnma, No. 62
Lattice constant	a = 9.467 Å, b = 9.938 Å, c = 6.192 Å
Formula units (Z)	4
Molecular shape	Tetrahedral at the P atom
Hazards
	Occupational safety and health (OHS/OSH):
Main hazards	Corrosive to tissue
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H290, H314, H335
Precautionary statements	P234, P260, P261, P264, P271, P280, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P312, P321, P363, P390, P403+P233, P404, P405, P501
Related compounds
Related compounds	Phosphorus tribromide; Thiophosphoryl bromide; Phosphoryl fluoride; Phosphoryl chloride;
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Phosphoryl bromide, also known as phosphorus oxybromide, is an inorganic compound with the formula P O Br₃.

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