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Safety Information

360074

Sigma-Aldrich

Magnesium bromide

98%

Synonym(s):

Ddibromomagnesium, Magnesium bromide salt, Magnesium dibromide

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About This Item

Linear Formula:
MgBr2
CAS Number:
7789-48-2
Molecular Weight:
184.11
EC Number:
232-170-9
MDL number:
MFCD00011105
UNSPSC Code:
12352302
PubChem Substance ID:
24862142
NACRES:
NA.22

Quality Level

200

Assay

98%

form

powder

mp

711 °C (lit.)

density

3.72 g/mL at 25 °C (lit.)

SMILES string

Br[Mg]Br

InChI

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

InChI key

OTCKOJUMXQWKQG-UHFFFAOYSA-L

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Application

Magnesium bromide (MgBr2) can be used as a catalyst in:
  • Acetylation and benzoylation of alcohols (primary and secondary) with acid anhydrides.
  • In the synthesis of dihydropyrimidinones , trifluoromethylnaphthalenes , substituted 1,2,3,4 tetrahydropyrimidin-2-ones .
  • In the preparation of Aldol derivatives by hydrogenation of Baylis-Hillman olefins.
  • Deprotection of SEM (2-(Trimethylsilyl)ethoxymethyl) ether group.

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

360074-50G:
360074-BULK:
360074-10G:
360074-VAR:

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Certificates of Analysis (COA)

Lot/Batch Number
0000321936
0000338336
0000338336
0000321936
0000191493

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Magnesium bromide mediated highly diastereoselective heterogeneous hydrogenation of olefins
Bouzide, Abderrahim
Organic Letters, 4(8), 1347-1350 (2002)
Synthesis of trifluoromethylnaphthalenes
Mellor JM, et al.
Tetrahedron, 56(51), 10067-10074 (2000)
Magnesium bromide catalysed acylation of alcohols
Pansare SV, et al.
Synthetic Communications, 30(14), 2587-2592 (2000)
Novel deprotection of SEM ethers: a very mild and selective method using magnesium bromide
Vakalopoulos A and Hoffmann HMR
Organic Letters, 2(10), 1447-1450 (2000)
Efficient Magnesium Bromide-Catalyzed One-pot Synthesis of Substituted 1, 2, 3, 4-Tetrahydropyrimidin-2-ones Under Solvent-free Conditions
Salehi H and Guo Q-X
Chin. J. Chem., 23(1), 91-97 (2005)
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