ChemicalBook--->CAS DataBase List--->7789-52-8

7789-52-8

7789-52-8 Structure

7789-52-8 Structure
IdentificationBack Directory
[Name]

SELENIUM BROMIDE
[CAS]

7789-52-8
[Synonyms]

12049-00-2
Einecs 232-173-5
SELENIUM BROMIDE
selenium(I) bromide
Diselenium dibromide
SELENIUM MONOBROMIDE
SELENIUM BROMIDE 99%
seleniumbromide(se2br2)
[EINECS(EC#)]

232-173-5
[Molecular Formula]

Br2Se2
[MDL Number]

MFCD00016326
[MOL File]

7789-52-8.mol
[Molecular Weight]

317.73
Chemical PropertiesBack Directory
[Boiling point ]

227, decomposes [KIR82]
[density ]

d415 3.604
[solubility ]

reacts with H2O; soluble in CS2, chloroform
[form ]

red liquid
[color ]

red
[Water Solubility ]

decomposes in H2O; soluble chloroform, ethyl bromide, carbon disulfide [MER06]
[EPA Substance Registry System]

Selenium bromide (Se2Br2) (7789-52-8)
Hazard InformationBack Directory
[Chemical Properties]

dark red liquid; decomposes if heated in moist air [MER06]
[Production Methods]

A round-bottom flask, equipped with a separatory funnel and gas outlet tube connected to a P2O5 drying tube, is filled with a suspension of 20 g of pure powdered Se in 50 ml of dry CS2; 20 g of pure Br2 is then slowly added from the separatory funnel. If the flask is occasionally shaken, the reaction is soon complete. A reddish-brown solution is formed, from which the CS2 is evaporated in a vacuum as rapidly as possible. The product is deep-red, pure Se2Br2.
[Synthesis]

A round-bottom flask, equipped with a separatory funnel and gas outlet tube connected to a P2O5 drying tube, is filled with a suspension of 20 g. of pure powdered Se in 50 ml. of dry CS2; 20 g. of pure Br2 is then slowly added from the separatory funnel. If the flask is occasionally shaken, the reaction is soon complete. A reddish-brown solution is formed, from which the CS2 is evaporated in vacuum as rapidly as possible. The product is deep-red, pure Se2Br2 .
Safety DataBack Directory
[RIDADR ]

3289
[TSCA ]

TSCA listed
[HazardClass ]

6.1(a)
[PackingGroup ]

II
7789-52-8 suppliers list
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7446-08-4 7440-41-7 7789-65-3