Production of 2,5-dimethyl-2,4-hexadiene.

摘要

2,5-Dimethyl-2,4-hexadiene, which is an intermediate for preparing agricultural chemicals, insecticides or medicines, is prepared by bringing isobutylene and/or tert.-butyl alcohol into contact with isobutyl aldehyde in a gaseous phase at a temperature of 150 °-350 °C in the presence of a solid acid catalyst such as niobic acid.