Magnesium dibromide

Basic Information

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CAS Number

7789-48-2

Molecular Formula

Br2Mg

Molecular Weight

184.11 g/mol

EINECS

232-170-9

Chemical Classification

Water Treatment Chemicals Disinfectants Chlorine Compounds

Basic Physical Properties

Melting Point

711 °C

Boiling Point

1248.47°C (estimate)

Density

3.72 g/mL at 25 °C

Water Solubility

g/100g H2O: 100.6 (25°C), 125.4 (100°C); solid phase, MgBr2 ·6H2O [KRU93]

SMILES

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Br[Mg]Br

InChI

InChI=1S/2BrH.Mg/h2*1H;/q;;+2/p-2

InChIKey

OTCKOJUMXQWKQG-UHFFFAOYSA-L

LogP

1.3104

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

Safety Information

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GHS Hazard Pictograms

H315

H319

H335

Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Stability

吸湿性

Sensitiveness

易吸潮

Synonyms & References

English

MAGNESIUM BROMIDE, ANHYDROUS, POWDER, 99 .995%
MAGNESIUM BROMIDE ANHYDROUS 98%
finechemical
Magnesiumbromide,anhydrous,98%
Magnesiumbromid
Hydrobromic acid magnesium salt
Magnesium bromide (MgBr2)
magnesiumbromide(mgbr2)
Magnesium bromide
magnesium,dibromide
Magnesium dibromide

MDL Number

MFCD00011105

EC Number

232-170-9

Customs Code

28275900

FAQ

What are the physical and chemical properties of Magnesium dibromide (CAS: 7789-48-2)?

Magnesium dibromide (CAS: 7789-48-2) is a colorless solid with a crystalline form. It has a molecular weight of approximately 225.49 g/mol. Magnesium dibromide is moderately soluble in water and exhibits low reactivity under normal conditions. It is stable in air and does not decompose easily, making it suitable for various applications in chemistry.

How is Magnesium dibromide (CAS: 7789-48-2) typically synthesized?

Magnesium dibromide can be synthesized by a reaction between magnesium metal and bromine. The process involves dissolving magnesium metal in liquid bromine, which forms magnesium dibromide. This reaction is exothermic, and the product is isolated by filtration. Commonly, this synthesis is performed under an inert atmosphere to prevent the formation of other bromides.

What industries use Magnesium dibromide (CAS: 7789-48-2)?

Magnesium dibromide (CAS: 7789-48-2) is utilized in various industries. It is commonly used in the production of fire retardants, as an antimony-free alternative. It also finds applications in the synthesis of other bromine compounds, as a catalyst in polymerization reactions, and in the fabrication of certain electronic components due to its conductivity properties.

What precautions should be taken when handling Magnesium dibromide (CAS: 7789-48-2)?

When handling magnesium dibromide (CAS: 7789-48-2), it is essential to use proper personal protective equipment (PPE) such as gloves and goggles. Store the compound in a cool, dry place away from sources of heat and ignition. In case of a spill, use appropriate absorbent materials and dispose of in accordance with local regulations. For detailed safety information, refer to the Material Safety Data Sheet (MSDS) or SDS provided by the manufacturer.