Butane

Butane, also called n-butane, is the unbranched alkane with four carbon atoms, CH3CH2CH2CH3. Butane is also used as a collective term for n-butane together with its only other isomer, iso-butane (also called i-butane, isobutane, or 2-methylpropane), CH3CH(CH3)2.

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Butanes are highly flammable, colorless, easily liquefied gases.

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n-Butane has the following chemical structure:

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H H H H

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Gas: :For other meanings see gas (disambiguation)....