Isobutene is mainly used to produce butyl rubber and polyisobutylene for tires sealants and lubricants. It is also used to manufacture fuel additives like MTBE and as a key intermediate in petrochemicals and pharmaceuticals.

The main purpose of Isobutene is to act as a key building block in petrochemical synthesis.

Isobutene (also called isobutylene) is a colorless highly flammable gas widely used in petrochemical processes.