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Copper(II) bromide

ALDRICH/221775 - 99%

Synonym: brominating agent; Cupric bromide

CAS Number: 7789-45-9
Empirical Formula (Hill Notation): Br2Cu
Molecular Weight: 223.35
EC Number: 232-167-2
MDL Number: MFCD00010970
Linear Formula: CuBr2
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-221775-5G 5 g
 $113.00
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45-221775-100G 100 g
 $151.00
1/EA		 Add To Favorites
45-221775-500G 500 g
 $416.00
1/EA		 Add To Favorites
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 221775-500G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 221775-100G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 221775-5G

 

assay 99%
density 4.77 g/mL at 25 °C (lit.)
form solid
InChI 1S/2BrH.Cu/h2*1H;/q;;+2/p-2
InChI key QTMDXZNDVAMKGV-UHFFFAOYSA-L
mp 498 °C (lit.)
Quality Level 200 
reaction suitability core: copper
  reagent type: catalyst
SMILES string Br[Cu]Br
Application: Some reported applications of copper bromide are:
• catalyst in cross coupling reactions.
• co-catalyst in Sonogashira coupling.
• Lewis acid in enantioselective addition of alkynes.
• reducing agent, when complexed by three molecules of pyridine initiators for the controlled polymerization of styrene, methyl acrylate and methyl methacrylate.

Reductive homocoupling of α-bromo- α- chlorocarboxylates to dimethyl α, α′ dichlorosuccinate derivatives in presence of CuBr/LiOCH3 in methanol has been reported.
General description: Cuprous bromide may be prepared by the reduction of cupric bromide or CuSO4-NaBr. In the molten state, it is grayish brown /greenish brown in color.
Packaging: 5, 100, 500 g in glass bottle
Purity 99%
mp 498 °C (lit.)
Density 4.77 g/mL at 25 °C (lit.)
UNSPSC 12161600

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