A colorless gaseous hydrocarbon (C3H6) of the ethylene series, having a garlic odor. It occurs in coal gas, and is produced artificially in various ways. Called also propene.
Also called propene, a colourless, flammable, gaseous hydrocarbon obtained from petroleum; large quantities of propylene are used in the manufacture of resins, fibres, and plastics (see polyolefins), and numerous other chemical products.
A member of the ethylene series (C3H6).
A highly flammable gas that is colorless and has a mild odor. It is an important feedstock for the petrochemical industry.