Manganese(II) bromide
Manganese(II) bromide
Names
IUPAC name
Manganese(II) bromide
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.033.251
EC Number
  • (anhydrous): 236-591-9
  • (tetrahydrate): 629-337-7
UNII
  • InChI=1S/2BrH.Mn/h2*1H;/q;;+2/p-2 ☒N
    Key: RJYMRRJVDRJMJW-UHFFFAOYSA-L checkY
  • (anhydrous): InChI=1/2BrH.Mn/h2*1H;/q;;+2/p-2
    Key: RJYMRRJVDRJMJW-NUQVWONBAV
  • (tetrahydrate): InChI=1S/2BrH.Mn.4H2O/h2*1H;;4*1H2/q;;+2;;;;/p-2
    Key: HHDPJRSXPOGIOP-UHFFFAOYSA-L
  • (anhydrous): [Mn](Br)Br
  • (tetrahydrate): O.O.O.O.[Mn+2].[Br-].[Br-]
Properties
MnBr2
Molar mass 214.746 g/mol (anhydrous)
286.60 g/mol (tetrahydrate)
Appearance pink crystalline
Density 4.385 g/cm3
Melting point 698 °C (1,288 °F; 971 K) (anhydrous)
64 °C (tetrahydrate)
Boiling point 1,027 °C (1,881 °F; 1,300 K)
146 g/100 mL at 20 °C[1]
+13,900·10−6 cm3/mol
Structure
Trigonal, hP3, SpaceGroup = P-3m1, No. 164
octahedral
Hazards
GHS labelling:
GHS07: Exclamation mark
Warning
H302, H312, H332
P280
NFPA 704 (fire diamond)
NFPA 704 four-colored diamond
1
0
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.[2]

References

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


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