Benzo[k]fluoranthene is an organic compound with the chemical formula C₂₀H₁₂. Classified as a polycyclic aromatic hydrocarbon (PAH), it forms pale yellow needles or crystals, and is poorly soluble in most solvents.^[1] Impure samples can appear off white. Closely related isomeric compounds include benzo(a)fluoranthene, benzo(b)fluoranthene, benzo(e)fluoranthene, and benzo(j)fluoranthene.

Quick Facts Names, Identifiers ...

Benzo[k]fluoranthene

Names
Preferred IUPAC name Benzo[k]fluoranthene
Identifiers
CAS Number	207-08-9 N
3D model (JSmol)	Interactive image
ChemSpider	8804 N
ECHA InfoCard	100.005.379
EC Number	205-916-6
KEGG	C14321 Y
PubChem CID	9158
RTECS number	DF6350000
UNII	U0P6LY48VF N
UN number	2811, 3082
CompTox Dashboard (EPA)	DTXSID0023909
InChI InChI=1S/C20H12/c1-2-6-15-12-19-17-10-4-8-13-7-3-9-16(20(13)17)18(19)11-14(15)5-1/h1-12H Y Key: HAXBIWFMXWRORI-UHFFFAOYSA-N Y InChI=1/C20H12/c1-2-6-15-12-19-17-10-4-8-13-7-3-9-16(20(13)17)18(19)11-14(15)5-1/h1-12H Key: HAXBIWFMXWRORI-UHFFFAOYAA
SMILES c1ccc2cc-3c(cc2c1)-c4cccc5c4c3ccc5
Properties
Chemical formula	C20H12
Molar mass	252.316 g·mol−1
Appearance	Yellow crystals
Density	1.286 g/cm3
Melting point	217 °C (423 °F; 490 K)
Hazards
Flash point	228.6 °C (443.5 °F; 501.8 K)
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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