Benz(a)anthracene

Benz[a]anthracene or benzo[a]anthracene is a polycyclic aromatic hydrocarbon with the chemical formula C₁₈H₁₂.[2] It is produced during incomplete combustion of organic matter.

Benz[a]anthracene

Names
Preferred IUPAC name Tetraphene[1]
Other names Benz[a]anthracene Benzanthracene Benzanthrene 1,2-Benzanthracene Benzo[b]phenanthrene Tetracyclo[8.8.0.0^2,7.0^12,17]octadeca-1,3,5,7,9,11,13,15,17-nonaene
Identifiers
CAS Number	56-55-3^Y
3D model (JSmol)	Interactive image
ChEBI	CHEBI:51348^Y
ChemSpider	5739^Y
ECHA InfoCard	100.000.255
KEGG	C14317^Y
PubChem CID	5954
UNII	C5PLF6152K^Y
CompTox Dashboard (EPA)	DTXSID5023902
InChI InChI=1S/C18H12/c1-2-7-15-12-18-16(11-14(15)6-1)10-9-13-5-3-4-8-17(13)18/h1-12H^Y Key: DXBHBZVCASKNBY-UHFFFAOYSA-N^Y InChI=1/C18H12/c1-2-7-15-12-18-16(11-14(15)6-1)10-9-13-5-3-4-8-17(13)18/h1-12H Key: DXBHBZVCASKNBY-UHFFFAOYAM
SMILES c1ccc2c(c1)ccc3c2cc4ccccc4c3
Properties
Chemical formula	C18H12
Molar mass	228.294 g·mol^−1
Appearance	White solid
Density	1.19 g/cm^3
Melting point	158 °C (316 °F; 431 K)
Boiling point	438 °C (820 °F; 711 K)
Hazards
Flash point	209.1 °C (408.4 °F; 482.2 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Y verify (what is ^YN ?)
Infobox references

Benz[a]anthracene is one of carcinogenic constituents of tobacco smoke.[3]

See also

• Tetracene, also known as benz[b]anthracene

References

1. "Front Matter". Nomenclature of Organic Chemistry : IUPAC Recommendations and Preferred Names 2013 (Blue Book). Cambridge: The Royal Society of Chemistry. 2014. p. 208. doi:10.1039/9781849733069-FP001. ISBN 978-0-85404-182-4.
2. "Benzo[a]anthracene [MAK Value Documentation, 2012]". The MAK-Collection for Occupational Health and Safety. Wiley-VCH Verlag GmbH & Co. KGaA. 2002. pp. 231–242. doi:10.1002/3527600418.mb5655e0027. ISBN 9783527600410.
3. Talhout, Reinskje; Schulz, Thomas; Florek, Ewa; Van Benthem, Jan; Wester, Piet; Opperhuizen, Antoon (2011). "Hazardous Compounds in Tobacco Smoke". International Journal of Environmental Research and Public Health. 8 (12): 613–628. doi:10.3390/ijerph8020613. ISSN 1660-4601. PMC 3084482. PMID 21556207.

External links

• Toxic Substances Portal - Polycyclic Aromatic Hydrocarbons A resource summarizing many toxicological aspects of benzanthracene and other polycyclic aromatic hydrocarbons.