1383. Bromal

Nomenclature

CAS number: 115-17-3
Tribromoacetaldehyde.
C2HBr3O; mol wt 280.74.
C 8.56%, H 0.36%, Br 85.39%, O 5.70%.
Br3CCHO.

Description and references

Preparation from ethanol and bromine: Lwig, Ann. 3, 288 (1832); from chloral and a bromide: Müller, US 2053964 (1936 to Winthrop); from paraldehyde and bromine: Long, Howard, Org. Synth. 17, 18 (1937).

Properties

Yellowish, oily liquid; forms with water bromal hydrate which is solid at temps below 50°. d 2.66. bp ≈174° with decompn. Sol in water, alcohol or ether.