Phenalene

1H-Phenalene, often called simply phenalene is a polycyclic aromatic hydrocarbon (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 phosphaphenalenes.

For the di-substituted benzene ring molecular fragment, see phenylene.
Phenalene
Names
Preferred IUPAC name
1H-Phenalene
Other names
1-Benzonaphthene; 1H-Benzonaphthene; Perinaphthene; Perinaphthindene; peri-Naphthindene
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
ECHA InfoCard 100.005.371
UNII
  • InChI=1S/C13H10/c1-4-10-6-2-8-12-9-3-7-11(5-1)13(10)12/h1-8H,9H2 Y
    Key: XDJOIMJURHQYDW-UHFFFAOYSA-N Y
  • InChI=1/C13H10/c1-4-10-6-2-8-12-9-3-7-11(5-1)13(10)12/h1-8H,9H2
    Key: XDJOIMJURHQYDW-UHFFFAOYAK
  • c3c1cccc2\C=C/Cc(c12)cc3
Properties
C13H10
Molar mass 166.22 g/mol
Appearance white solid
Density 1.139 g/cm3
Melting point 159–160 °C (318–320 °F; 432–433 K)
Acidity (pKa) 18.1 (in DMSO)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N verify (what is YN ?)
Infobox references
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