Benzo ( e ) pyrene

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Structural formula
Structural formula of benzo [e] pyrene
General
Surname Benzo [ e ] pyrene
other names
  • 4,5-benzopyrene
  • 4,5-benzopyrene
  • B [ e ] P
  • BeP
  • 1,2-benzopyrene
Molecular formula C 20 H 12
Brief description

white to yellowish solid

External identifiers / databases
CAS number 192-97-2
EC number 205-892-7
ECHA InfoCard 100.005.358
PubChem 9128
Wikidata Q2645019
properties
Molar mass 252.31 g mol −1
Physical state

firmly

Melting point

178-180 ° C

solubility
  • practically insoluble in water
  • soluble in acetone
safety instructions
GHS hazard labeling from  Regulation (EC) No. 1272/2008 (CLP) , expanded if necessary
08 - Dangerous to health 09 - Dangerous for the environment

danger

H and P phrases H: 350-410
P: 201-273-308 + 313-501
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

Benzo [ e ] pyrene is a chemical compound from the group of polycyclic aromatic hydrocarbons (PAH) and contains five linked six-membered rings.

Occurrence

Benzo [ e ] pyrene is found in fossil fuels and is a product of incomplete combustion. It can be found, for example, in car tires , tobacco smoke , automobile and industrial exhaust fumes, and food that has been exposed to exhaust fumes. It is bound in particles in the atmosphere . Through wet and dry deposition, it ends up in the soil and water, where it is bound to particles and is difficult to break down.

properties

Benzo [ e ] pyrene is a flammable, white to yellowish solid that is practically insoluble in water. It has a high bioaccumulation potential . It is also suspected of being mutagenic . Toxicity and carcinogenicity cannot be classified due to a lack of data, but there are indications of carcinogenicity.

See also

Individual evidence

  1. ↑ a b c d e f Entry for CAS no. 192-97-2 in the GESTIS substance database of the IFA , accessed on April 7, 2014(JavaScript required) .
  2. ^ Entry on Benzo (e) pyrene in the Hazardous Substances Data Bank , accessed April 7, 2014.
  3. ↑ Entry on Benzo [e] pyrene Template: Linktext-Check / Escaped in the Classification and Labeling Inventory of the European Chemicals Agency (ECHA), accessed on August 1, 2016. Manufacturers or distributors can expand the harmonized classification and labeling .
  4. ↑ Data sheet Benzo [e] pyrene, 98% Template: Linktext-Check / Escaped from Sigma-Aldrich , accessed on April 7, 2014 ( PDF ).
  5. ↑ a b Federal Environment Agency: Benzo [e] pyrene .