Definition of pentane in English:


Line breaks: pent|ane
Pronunciation: /ˈpɛnteɪn


[mass noun] Chemistry
  • A volatile liquid hydrocarbon of the alkane series, present in petroleum spirit.
    • Chemical formula: C5H12; three isomers, especially the straight-chain isomer ( n-pentane)
    More example sentences
    • Like pentane, paraffins are alkanes - hydrocarbon molecules that have as many hydrogen atoms as the molecule's carbon backbone can accommodate.
    • Acetone-free polish removers contain safer fruit-derived solvents like ethyl acetate and methyl pentane.
    • Extra chemical agents are usually added to the solution: detergents such as octyl thioglucoside, octyl glucoside, octyl glucopyranoside, organic solvents such as pentane, hexane, or other chemicals such as glucose or glycerol.


late 19th century: from Greek pente 'five' (denoting five carbon atoms) + a shortened form of alkane.

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