alkanes
n. pl. [OF. al qualiy, ashes of salt wart]
A group of saturated hydrocarbons found in Pre-Cambrian geological strata presumed to be fossils.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • alkanes — Hydrocarbon molecules with the maximum ratio of hydrogen to carbon. The general formula for alkanes is CnH2n+2, where n is 1, 2, 3, etc …   Petroleum refining glossary

  • alkanes —    An aliphatic hydrocarbon having the chemical formula CnH2n2. Also known as paraffin …   Forensic science glossary

  • alkanes — n. chemical compound of the alkane series …   English contemporary dictionary

  • Higher alkanes — are often defined as alkanes having nine or more carbon atoms. Nonane is the lightest alkane to have a flash point above 25 °C, and so not to be classified as dangerously flammable. The scientific literature uses the term higher alkanes… …   Wikipedia

  • IUPAC names of unbranched alkanes — ▪ Table IUPAC names of unbranched alkanes alkane formula name alkane formula name CH4 methane CH3(CH2)6CH3 octane CH3CH3 ethane CH3(CH2)7CH3 nonane CH3CH2CH3 propane CH3(CH2)8CH3 decane CH3CH2CH2CH3 butane CH3(CH2)13CH3 pentadecane CH3( …   Universalium

  • Physical properties of unbranched alkanes — ▪ Table Physical properties of unbranched alkanes name formula boiling point (°C) melting point (°C) methane CH4 −164    −182.5   ethane CH3CH3 −88.6 −183.3   propane CH3CH2CH3 −42    −189.7   butane CH3(CH2)2CH3 −0.5 −138.35 pentane CH3(CH2)3CH3 …   Universalium

  • List of alkanes — The following is a list of straight chain alkanes and their common names, sorted by number of carbon atoms …   Wikipedia

  • Alkane — Not to be confused with Alkene or Alkyne. Chemical structure of methane, the simplest alkane Alkanes (also known as paraffins or saturated hydrocarbons) are chemical compounds that consist only of hydrogen and carbon atoms and are bonded… …   Wikipedia

  • hydrocarbon — hydrocarbonaceous, adj. /huy dreuh kahr beuhn, huy dreuh kahr /, n. any of a class of compounds containing only hydrogen and carbon, as an alkane, methane, CH4, an alkene, ethylene, C2H4, an alkyne, acetylene, C2H2, or an aromatic compound,… …   Universalium

  • Cycloalkane — Ball and stick model of cyclobutane Cycloalkanes (also called naphthenes not to be confused with naphthalene) are types of alkanes that have one or more rings of carbon atoms in the chemical structure of their molecules. Alkanes are types of… …   Wikipedia

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