Managanese bromide | Yunnan Titan New Materials Technology Co.,Ltd

Mô tả

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.

Manganese(II) bromide


IUPAC name[hide] Manganese(II) bromide
Identifiers
CAS number	13446-03-2 (anhydrous)^Y, 10031-20-6 (tetrahydrate)^Y
PubChem	83471
Properties
Molecular formula	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 (anhydrous) 64 °C (tetrahydrate)
Boiling point	1027 °C
Solubility in water	60 g/100 mL
Structure
Crystal structure	Rhombohedral, hP3, SpaceGroup = P-3m1, No. 164
Coordination geometry	octahedral
Hazards
EU classification	Harmful (Xn)
R-phrases	R20/21/22
S-phrases	S36^[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
Y (verify) (what is: Y/N?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)

Used as a catalyst, pharmaceutical raw materials.