Phenalene
1H-Phenalene, often called simply phenalene is a polycyclic aromatic hydrocarbon. Like many PAHs, it is an atmospheric pollutant formed during the combustion of fossil fuels. It is the parent compound for the phosphorus-containing phosphaphenalenes.Reactions
Phenalene is deprotonated by potassium methoxide to give the phenalenyl anion.