1409. p-Bromobenzyl Bromide

Nomenclature

CAS number: 589-15-1
1-Bromo-4-(bromomethyl)benzene; p,α-dibromotoluene.
C7H6Br2; mol wt 249.93.
C 33.64%, H 2.42%, Br 63.94%.

Description and references

Prepd by photo-bromination of p-bromotoluene: Weizmann, Patai, J. Am. Chem. Soc. 68, 150 (1946). Alternate procedure: Goerner, Nametz, ibid. 73, 2940 (1951).

Chemical structure

Properties

Crystals from alc. Agreeable aromatic odor. mp 61°. bp12 115-124°. Sol in water, cold alc, more sol in hot alc, ether, carbon disulfide, benzene, glacial acetic acid.

Caution

Irritating to eyes, mucous membranes of nose and throat. Action similar to, but less intense than, benzylbromide, q.v.

Use

Identification of aromatic carboxylic acids.