Definitions

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

  • noun Plural form of alkane.

Etymologies

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Examples

  • His discoveries have led to the development of methods for the isomerization of straight chain alkanes, which have low octane numbers when used in combustion engines, to produce branched alkanes with high octane numbers.

    The Nobel Prize in Chemistry 1994 - Presentation Speech 1997

  • Many alkanes are naturally produced by living creatures.

    Wired Top Stories 2009

  • WD-40 contains an abundance of alkanes-hydrocarbons that match the formula C xH2x+2, usually in a long, zigzagging chain.

    Wired Top Stories 2009

  • For example, at the time of writing, methane was tagged with alkanes and gas:

    Archive 2007-09-01 Egon Willighagen 2007

  • It is really the overlap in terms of molecular substructures that matters: a database with alkanes but no phenyl rings will more accurately predict other alkanes not present in the training set (interpolation), but will not accurately predict compounds with phenyl rings (extrapolation).

    Inter- and Extrapolation: the NMR shift prediction debate Egon Willighagen 2007

  • It is really the overlap in terms of molecular substructures that matters: a database with alkanes but no phenyl rings will more accurately predict other alkanes not present in the training set (interpolation), but will not accurately predict compounds with phenyl rings (extrapolation).

    Archive 2007-07-01 Egon Willighagen 2007

  • For example, at the time of writing, methane was tagged with alkanes and gas:

    Tagging Molecules: a mashup of Connotea and RDF Egon Willighagen 2007

  • It has been known since the 80's that tumors exude tiny amounts of alkanes and benzene derivatives not found in healthy tissue.

    Dogs can sniff cancer Steve Sailer 2006

  • Waste water discharge taken from the plant allegedly showed the presence of a number of persistent toxic chemicals, including volatile organochlorines like chloroform and tetrachloromethane, chlorinated benzenes and alkanes, and the pesticide lindane (HCH).

    ANC Daily News Briefing 2002

  • Furthermore, these branched alkanes are important as starting materials in industrial syntheses.

    The Nobel Prize in Chemistry 1994 - Presentation Speech 1997

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