1''H''-Phenalene, often called simply phenalene is a
polycyclic aromatic hydrocarbon
A polycyclic aromatic hydrocarbon (PAH) is a class of organic compounds that is composed of multiple aromatic rings. The simplest representative is naphthalene, having two aromatic rings and the three-ring compounds anthracene and phenanthrene. ...
(PAH). Like many PAHs, it is an atmospheric pollutant formed during the combustion of fossil fuels. It is the parent compound for the phosphorus-containing
phosphaphenalene
Phosphaphenalenes are a class of heterocyclic aromatic compounds containing phosphorus with molecular formula . It is related to phenalene , where one of its carbons is replaced by phosphorus (phenalene is a polycyclic aromatic hydrocarbon). Phosp ...
s.
Reactions
Phenalene is deprotonated by potassium methoxide to give the phenalenyl anion.
See also
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Zethrene
Zethrene () is a polycyclic aromatic hydrocarbon consisting of two phenalene units fused together. According to Clar's rule, the two exterior naphthalene units are truly aromatic and the two central double bonds are not aromatic at all. For th ...
*
Cyclopentadiene
Cyclopentadiene is an organic compound with the chemical formula, formula C5H6.LeRoy H. Scharpen and Victor W. Laurie (1965): "Structure of cyclopentadiene". ''The Journal of Chemical Physics'', volume 43, issue 8, pages 2765-2766. It is often ab ...
References
Polycyclic aromatic hydrocarbons
Tricyclic compounds
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