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Revision as of 00:20, 9 January 2005

This article is about the chemical compound pyrene. In botany, pyrene or pyrena is also the name for a nutlet resembling a seed, or the kernel of a drupe or drupelet.
Pyrene
Chemical namePyrene
Chemical formulaC16H10
Molecular mass202.25 g/mol
Melting point156 °C
Boiling point404 °C
Density1.271 g/ml
CAS number129-00-0
SMILESC12=CC=C3C=CC=C4C=CC(C2=C34)=CC=C1
Chemical structure of pyrene


Pyrene is a polycyclic aromatic hydrocarbon (PAH) and consists of four fused benzene rings, resulting in a large, flat aromatic system. Pyrene is a colorless or pale yellow solid. Pyrene forms during incomplete combustion of organic material and therefore can be isolated from coal tar together with a broad range of related compounds. Pyrene has been shown to be toxic to the kidneys and the liver in animal studies.

See also