|Molar mass||286.69 g/mol|
|Density||2.82 g cm-3|
|Melting point||56 °C (133 °F; 329 K)|
|Boiling point||192 °C (378 °F; 465 K)|
|R-phrases||R14, R34, R37|
|S-phrases||S7/8, S26, S36/37/39, S43, S45|
|Related compounds||Phosphorus tribromide
|Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)|
Phosphoryl bromide, also known as phosphorus oxybromide, is an inorganic compound with the formula POBr3.
Title: Phosphorus Oxybromide
CAS Registry Number: 7789-59-5 CAS Name: Phosphoryl bromide Additional Names: phosphoryl tribromide Molecular Formula: Br3OP Molecular Weight: 286.69 Percent Composition: Br 83.61%, O 5.58%, P 10.80% Line Formula: POBr3
Literature References: Prepd according to the equation: 3PBr5 + P2O5 ® 5POBr3: Hönigschmid, Hirschbold-Wittner, Z. Anorg. Allg. Chem. 243, 355 (1940); Johnson, Nunn, J. Am. Chem. Soc. 63, 141 (1941); Booth, Seegmiller, Inorg. Synth. 2, 151 (1946). Properties: Thin plates, faint orange tint, d 2.822. mp 56° (in hot water). bp758 193° (dec). Slowly hydrolyzes in water forming H3PO4 and HBr. Sol in ether, benzene, chloroform, carbon disulfide, concd H2SO4. Store in sealed glass ampuls!
Melting point: mp 56° (in hot water) Boiling point: bp758 193° (dec) Density: d 2.822
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