Polyenes are poly-unsaturated organic compounds that contain one or more sequences of alternating double and single carbon–carbon bonds. These double carbon–carbon bonds interact in a process known as conjugation, which results in an overall lower energy state of the molecule. Normally carbon–carbon double bonds which are not conjugated or o...
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http://en.wikipedia.org/wiki/Polyene
A compound that contains more than one double bond per molecule.
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http://www.chemistry-dictionary.com/definition/polyene.php
A compound that contains more than one double bond per molecule.
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http://www.encyclo.co.uk/local/20728
A chemical compound having a series of conjugated (alternating) double bonds; e.g., the carotenoids. ... (05 Mar 2000) ...
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http://www.encyclo.co.uk/local/20973
(pol´e-ēn) a chemical compound with a carbon chain of four or more atoms and several conjugated double bonds. any of a group of antibiotic antifungal agents with similar structure, such as amphotericin b, candicidin, or nystatin; they are produced by species of Streptomyces that damage cell membranes by for...
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http://www.encyclo.co.uk/local/21001
Type: Term Pronunciation: pol′ē-ēn Definitions: 1. A chemical compound having a series of conjugated (alternating) double bonds; the carotenoids.
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http://www.medilexicon.com/medicaldictionary.php?t=70869
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