1. Plural of amylene; any of several isomeric hydrocarbons of the alkene series with the formula C₅H₁₀, used in organic synthesis and as industrial chemicals.
Usage: chemistry; technical term; also called pentenes

Examples

• Amylenes are important intermediates in the petrochemical industry.
• The different amylenes have varying boiling points and chemical reactivity.
• Chemists use amylenes in the synthesis of various organic compounds.
• Industrial processes often employ amylenes as starting materials for polymer production.