1,5-Hexadiene


1,5-Hexadiene is the organic compound with the formula. It is a colorless, volatile liquid. It is used as a crosslinking agent and precursor to a variety of other compounds.

Synthesis

1,5-Hexadiene is produced commercially by the ethenolysis of 1,5-cyclooctadiene:
The catalyst is derived from ReO on alumina.
A laboratory-scale preparation involves reductive coupling of allyl chloride using magnesium: