Manganese(II) bromide

Manganese(II) bromide

Names
IUPAC name Manganese(II) bromide
Identifiers
CAS Number	13446-03-2 (anhydrous) 10031-20-6 (tetrahydrate)
3D model (Jmol)	Interactive image
ChemSpider	75309
ECHA InfoCard	100.033.251
PubChem	83471
InChI InChI=1S/2BrH.Mn/h2*1H;/q;;+2/p-2 Key: RJYMRRJVDRJMJW-UHFFFAOYSA-L InChI=1/2BrH.Mn/h2*1H;/q;;+2/p-2 Key: RJYMRRJVDRJMJW-NUQVWONBAV
SMILES [Mn](Br)Br
Properties
Chemical formula	MnBr2
Molar mass	214.746 g/mol (anhydrous) 286.60 g/mol (tetrahydrate)
Appearance	pink crystalline
Density	4.385 g/cm^3
Melting point	698 °C (1,288 °F; 971 K) (anhydrous) 64 °C (tetrahydrate)
Boiling point	1,027 °C (1,881 °F; 1,300 K)
Solubility in water	146 g/100 mL at 20 °C[1]
Structure
Crystal structure	Rhombohedral, hP3, SpaceGroup = P-3m1, No. 164
Coordination geometry	octahedral
Hazards
EU classification (DSD)	Harmful (Xn)
R-phrases	R20/21/22
S-phrases	S36[2]
NFPA 704	0 1 1
Flash point	Non-flammable
Related compounds
Other anions	Manganese(II) fluoride Manganese(II) chloride Manganese(II) iodide
Other cations	Iron(II) bromide Cobalt(II) bromide Manganese(III) 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

Manganese(II) bromide is the chemical compound composed of manganese and bromine with the formula MnBr₂.

It can be used in place of palladium in the Stille reaction, which couples two carbon atoms using an organotin compound .^[3]

References

1. http://sites.chem.colostate.edu/diverdi/all_courses/CRC%20reference%20data/solubility%20of%20inorganic%20compounds.pdf
2. "223646 Manganese(II) bromide 98%". Sigma-Aldrich. Retrieved 2008-06-18.
3. Cepanec, Ivica (2004). Synthesis of Biaryls. Elseveir. p. 104. ISBN 0-08-044412-1. Retrieved 2008-06-18.