white hygroscopic hexagonal crystals (anhydrous) colorless monoclinic crystals (hexahydrate)
Density
3.72 g/cm3 (anhydrous) 2.07 g/cm3 (hexahydrate)
Melting point
711 °C (1,312 °F; 984 K) 172.4 °C, decomposes (hexahydrate)
Boiling point
1,250 °C (2,280 °F; 1,520 K)
Solubility in water
102 g/(100 mL) (anhydrous) 316 g/(100 mL) (0 °C, hexahydrate)
Solubility
ethanol: 6.9 g/(100 mL) methanol: 21.8 g/(100 mL)
Magnetic susceptibility (χ)
−72.0·10−6 cm3/mol
Structure
Crystal structure
Rhombohedral, hP3
Space group
P-3m1, No. 164
Coordination geometry
octahedral
Thermochemistry
Heat capacity (C)
70 J/(mol·K)
Std molar entropy (S⦵298)
117.2 J·mol−1·K−1
Std enthalpy of formation (ΔfH⦵298)
−524.3 kJ·mol−1
Hazards
NFPA 704 (fire diamond)
1
0
0
Safety data sheet (SDS)
External SDS
Related compounds
Other anions
Magnesium fluoride
Magnesium chloride
Magnesium iodide
Other cations
Beryllium bromide
Calcium bromide
Strontium bromide
Barium bromide
Radium bromide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references
Chemical compound
Magnesium bromide is a chemical compound of magnesium and bromine, with the chemical formula MgBr2. It is white and deliquescent crystalline solid. It is often used as a mild sedative and as an anticonvulsant for treatment of nervous disorders.[2] It is water-soluble and somewhat soluble in alcohol. It can be found naturally in small amounts in some minerals such as: bischofite and carnallite, and in sea water, such as that of the Dead Sea.[3][4]
^
Lide, David R. (1998). Handbook of Chemistry and Physics (87 ed.). Boca Raton, Florida: CRC Press. pp. 4–67. ISBN 0-8493-0594-2.
^Pradyot Patnaik. Handbook of Inorganic Chemicals. McGraw-Hill, 2002, ISBN 0-07-049439-8
^Gruyter, W. Concise Encyclopedia Chemistry, Walter de Gruyter & Company: Berlin, 1993; 612
^Lewis, R.J. Hawley’s Condensed Chemical Dictionary, 15th ed.; John Wiley &Sons Inc.:New York, 2007; 777
Magnesiumbromide is a chemical compound of magnesium and bromine, with the chemical formula MgBr2. It is white and deliquescent crystalline solid. It...
Phenylmagnesium bromide, with the simplified formula C 6H 5MgBr, is a magnesium-containing organometallic compound. It is commercially available as a...
formed by reaction of magnesium with haloalkanes. Examples of Grignard reagents are phenylmagnesium bromide and ethylmagnesium bromide. The Grignard reagents...
Cyclopentadienyl magnesiumbromide is a chemical compound with the molecular formula C5H5MgBr. The molecule consists of a magnesium atom bonded to a bromine...
solution in diethyl ether. It may be synthesized by treatment of magnesium with allyl bromide while maintaining the reaction temperature below 0 °C to suppress...
Magnesium chloride is an inorganic compound with the formula MgCl2. It forms hydrates MgCl2·nH2O, where n can range from 1 to 12. These salts are colorless...
secobarbital and thiamylal. Allyl bromide reacts with magnesium metal in dry ether to form allylmagnesium bromide, a Grignard reagent: CH2=CHCH2Br +...
copper(I) bromide, and lithium bromide. Organocopper complexes very often need Lewis acid activation in order to react efficiently; magnesiumbromide generated...
Calcium bromide is the name for compounds with the chemical formula CaBr2(H2O)x. Individual compounds include the anhydrous material (x = 0), the hexahydrate...
Barium bromide is the chemical compound with the formula BaBr2. It is ionic and hygroscopic in nature. BaBr2 crystallizes in the lead chloride (cotunnite)...
Magnesium iodide is an inorganic compound with the chemical formula MgI2. It forms various hydrates MgI2·xH2O. Magnesium iodide is a salt of magnesium...
chloride with n-propyl magnesiumbromide. The 3,3-dimethylpentane isomer can be prepared from tert-amyl chloride and ethyl magnesiumbromide. Acute exposure...
tetrahydrofuran. Relative to the more commonly encountered methylmagnesium bromide and methylmagnesium iodide, methylmagnesium chloride offers the advantages...
Magnesium fluoride is an ionically bonded inorganic compound with the formula MgF2. The compound is a white crystalline salt and is transparent over a...
reducing Grignard such as n-butylmagnesium bromide. In the Boord olefin synthesis, the addition of magnesium to certain β-haloethers results in an elimination...
Radium bromide is the bromide salt of radium, with the formula RaBr2. It is produced during the process of separating radium from uranium ore. This inorganic...
by Nef in 1903. Although the behavior of phenylsodium and phenyl magnesiumbromide are similar, the organosodium compound is very rarely used. The existence...
of Dimethylmagnesium with Benzophenone and of Methylmagnesium Bromide-MagnesiumBromide with Pinacolone". J. Org. Chem. 27 (2): 596–598. doi:10.1021/jo01049a060...
acrylate polymers. Vinyl bromide reacts with magnesium to give the corresponding Grignard reagent CH2=CHMgBr. Vinyl bromide is listed in List of IARC...
S T U V W X Y Z "Cerium (III) Acetate" (PDF). Retrieved 2019-09-28. "Magnesium Sulfite" (PDF). srdata.nist.gov. Retrieved 2018-12-21. Patnaik, Pradyot...
propargyl bromide in a Barbier-type reaction to yield alkynyl alcohols: At low temperatures, upon treatment with magnesium, propargyl bromide gives the...
Pieroni, who reported the formation of pyrrole blacks from pyrrole magnesiumbromide. Since then pyrrole oxidation reaction has been studied and reported...
To that end, they reacted the Grignard compound cyclopentadienyl magnesiumbromide in diethyl ether with ferric chloride as an oxidizer. However, instead...