Carbon compound found in crude oil

• Any of three isomeric hydrocarbons C4H8
• C4H8
• Compound in synthetic rubber
• All used in making synthetic rubbers
• Compound found in synthetic rubber
• Hydrocarbon obtained from crude oil

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Butylene \Bu"ty*lene\, n. [From Butyl .] (Chem.) Any one of three metameric hydrocarbons, C4H8 , of the ethylene series. They are gaseous or easily liquefiable; -- called also butene . the hypothetical divalent radical -(CH2)4- ; -- used in combining forms; ...

WordNet Word definitions in WordNet
n. any of three isomeric hydrocarbons C4H8; all used in making synthetic rubbers [syn: butylene ]