13-01407. β-Bromoisovaleric Acid [Archived]

Nomenclature

CAS number: 5798-88-9
3-Bromo-3-methylbutanoic acid.
C5H9BrO2; mol wt 181.03.
C 33.17%, H 5.01%, Br 44.14%, O 17.68%.
(CH3)2CBrCH2COOH.

Description and references

Prepn from β,β-dimethylacrylic acid and HBr: Auwers, Ber. 28, 1130 (1895); from β-isovalerolactone and HBr: Gresham et al., J. Am. Chem. Soc. 76, 486 (1954).

Properties

Needles from ligroin, mp 73-74°. Slightly sol in water; sol in alcohol, ether, benzene.

Status

This monograph has been retired and is no longer subject to revision or update.