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fluoranthene

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fluoranthene

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Also known as benzo[jk]fluorene

Fluoranthene is a polycyclic aromatic hydrocarbon (PAH). The molecule can be viewed as the fusion of naphthalene and benzene unit connected by a five-membered ring. The chemical formula is . Although samples are often pale yellow, the compound is colorless. It is soluble in nonpolar organic solvents. It is a member of the class of PAHs known as non-alternant PAHs because it has rings other than those with six carbon atoms. It is a structural isomer of the alternant PAH pyrene. It is not as thermodynamically stable as pyrene. Its name is derived from its fluorescence under UV light.

Chemical data

Formula
C16H10
Molecular weight
202.25 g/mol
IUPAC name
fluoranthene
SMILES
C1=CC=C2C(=C1)C3=CC=CC4=C3C2=CC=C4
InChIKey
GVEPBJHOBDJJJI-UHFFFAOYSA-N
XLogP
5.2
Polar surface area
0 Ų
H-bond donors
0
H-bond acceptors
0
Formal charge
0

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Wikidata facts

Mass
202.078
Show 6 more facts
melting point
107.8
chemical formula
C₁₆H₁₀
ionization energy
7.95
Commons category
Fluoranthen
canonical SMILES
C1=CC=C2C(=C1)C3=CC=CC4=C3C2=CC=C4
boiling point
384
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Article

5 sections
Contents
  • Occurrence
  • Pollutant
  • Applications
  • References
  • External links

Fluoranthene is a polycyclic aromatic hydrocarbon (PAH). The molecule can be viewed as the fusion of naphthalene and benzene unit connected by a five-membered ring. The chemical formula is . Although samples are often pale yellow, the compound is colorless. It is soluble in nonpolar organic solvents. It is a member of the class of PAHs known as non-alternant PAHs because it has rings other than those with six carbon atoms. It is a structural isomer of the alternant PAH pyrene. It is not as thermodynamically stable as pyrene. Its name is derived from its fluorescence under UV light.

==Occurrence== Traces of fluoranthene is found in many combustion products, along with other PAHs. It results from incomplete combustion. Fluoranthene was originally isolated from coal tar pitch. It is still obtained from the high boiling fraction of coal tar, representing a few percent by weight.

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