1566. α-Butylene Dibromide

Nomenclature

CAS number: 533-98-2
1,2-Dibromobutane.
C4H8Br2; mol wt 215.91.
C 22.25%, H 3.73%, Br 74.02%.

Description and references

Prepn by bromination of butene: Wurtz, Ann. 152, 21 (1869); of bromobutane: Kharasch et al., J. Org. Chem. 20, 1430 (1955).

Chemical structure

Properties

Yellowish liquid, bp 166°. mp -65°. d420 1.7946. nD20 1.5144. Practically insol in water; miscible with alcohol.