1427. p-Bromophenacyl Bromide

Nomenclature

CAS number: 99-73-0
2-Bromo-1-(4-bromophenyl)ethanone; 2,4′-dibromoacetophenone; p,α-dibromoacetophenone.
C8H6Br2O; mol wt 277.94.
C 34.57%, H 2.18%, Br 57.50%, O 5.76%.

Description and references

Prepd by adding bromine to p-bromoacetophenone in glacial acetic acid at below 20°: Langley, Org. Synth. coll. vol. I, 127 (2nd ed., 1941).

Chemical structure

Properties

Crystals from ethanol, mp 109-110°. Very sol in warm alcohol.

Use

Identification of carboxylic acids.