Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun organic chemistry A hydrocarbon, a particular isomer of C4H10 found in natural gas.

Etymologies

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Examples

  • Now suppose we want to study the reactions of a number of different molecules, say add some pentane, hexane, heptane, and octane to the mix, and put in all the possible isomers of those compounds as well there’s only one other isomer of butane, called isobutane, but toss in some of that as well.

    Taking Your Lumps James Killus 2008

  • Now suppose we want to study the reactions of a number of different molecules, say add some pentane, hexane, heptane, and octane to the mix, and put in all the possible isomers of those compounds as well there’s only one other isomer of butane, called isobutane, but toss in some of that as well.

    Archive 2008-02-01 James Killus 2008

  • A geothermal electricity plant can tap into that hot water and bring it to the surface, where it is used to heat a fluid, such as isobutane, which boils at a lower temperature than water.

    Denver Post: News: Breaking: Local editor@denverpost.com (<B>By Mark Jaffe </B> / <I 2010

  • A geothermal electricity plant can tap into that hot water and bring it to the surface, where it is used to heat a fluid, such as isobutane, which boils at a lower temperature than water.

    Denver Post: News: Breaking: Local 2010

  • A geothermal electricity plant can tap into that hot water and bring it to the surface, where it is used to heat a fluid, such as isobutane, which boils at a lower temperature than water.

    Denver Post: News: Breaking: Local 2010

  • Another potential alternative is hydrocarbon-based refrigerants, such as isobutane, which has been used in household refrigerators throughout Europe and in parts of Asia for a number of years.

    Climate Ark Climate Change & Global Warming RSS Newsfeed info@ecologicalinternet.org (Scientific American: 2009

  • Then I apply Unilever Lynx Africa deodorant bodyspray, containing butane, isobutane, and polyaminopropyl Biguanide Stearate, holding the can 15cm from the body, and spraying in a ventilated place.

    Archive 2009-01-01 Gordon McCabe 2009

  • In much of Range's territory the gas comes out with "liquids" like ethane, propane and isobutane, which can be separated and sold at a premium.

    Range Resources Is King Of The Marcellus Shale 2010

  • Hydrocracking produces relatively large amounts of isobutane for alkylation feedstock.

    Cracking 2008

  • This high-quality gasoline component is made by combining isobutane and propylene or butylene.

    Essential Guide to Business Style and Usage PAUL R. MARTIN 2002

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