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alkene
(redirected from Carbon-carbon double bond)

    Also found in: Encyclopedia, Wikipedia, Hutchinson 0.03 sec.
al·kene (lkn)
n.
Any of a series of unsaturated, open chain hydrocarbons with one or more carbon-carbon double bonds, having the general formula CnH2n.
alkene
[al′kēn]
an unsaturated aliphatic hydrocarbon containing one double bond in the carbon chain, such as ethylene. Also called olefin.
alkene (alˑ·kēnˈ),
n unsaturated hydrocarbon compound that has double covalent bonds with CnH2n as the general chemical formula. Terpenes, found in essential oils, are members of this functional group.
alkene
an aliphatic hydrocarbon containing a double bond.


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By targeting the carbon-carbon double bond, which is usually difficult to break, metathesis reactions provide "a new way to link molecules together," says Ronald Breslow, a chemist at Columbia University and Grubbs' Ph.
Chemical dancing: chemists choreograph molecular moves for Nobel honor by Cunningham, A. / Science News
For example, a classification of "R" (as in SBR) indicates the rubber has an unsaturated carbon molecular chain containing carbon-carbon double bonds.
Mailbag by Benefield, R.E. / Rubber World
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