1403. p-Bromoacetophenone

Nomenclature

CAS number: 99-90-1
1-(4-Bromophenyl)ethanone; 1-acetyl-4-bromobenzene; 4′-bromoacetophenone; methyl p-bromophenyl ketone.
C8H7BrO; mol wt 199.04.
C 48.27%, H 3.54%, Br 40.14%, O 8.04%.

Description and references

Prepd from bromobenzene and acetic anhydride in CS2 in the presence of anhydr AlCl3: Adams, Noller, Org. Synth. 5, 17 (1925).

Chemical structure

Properties

Leaflets from alc. mp 54°. bp736 255.5°; bp15 130°; bp7 117°. Easily volatile with steam. Sol in alcohol, ether, glacial acetic acid, benzene, petr ether, carbon disulfide.

Derivative

Oxime.

Nomenclature

CAS number: 5798-71-0; 59862-55-4 ((E)-form) ; 73744-33-9 ((Z)-form)
C8H8BrNO; mol wt 214.06.
C 44.89%, H 3.77%, Br 37.33%, N 6.54%, O 7.47%.

Properties

Needles from dil alc, mp 128.5°.