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Copper(I) Bromide

Other Names:

Cuprous bromide

General Information:


CAS Number: 7787-70-4

Molecular Weight: 143.45 g/mol

Appearance: White solid (pure)

Chemical Formula: CuBr

Melting Point: 504 C

Common Uses:

Reagent for Sandmeyer reactions where bromide products are desired

Procedure excerpt:

. . . a solution of the SM (25 g, 73.7 mmol) in ACN (160 mL), and the mixture was stirred at RT for 10 min. CuBr (21.1 g, 147 mmol) was added portionwise and the reaction . . .

[full procedure]


1) Patent Reference: WO2015051043, page 60, (9.7 MB)

2) Coates, R. M.; Denmark, S. E.; Handbook of Reagents for Organic Synthesis, Reagents, Auxiliaries, and Catalysts for C-C Bond Formation

3) Wikipedia: Copper(I) bromide (link)

4) Copper(I) bromide (link)