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Benzo[e]pyrene

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Identification
Molecular formula
C20H12
CAS number
192-97-2
IUPAC name
benzo[e]pyrene
State
State

At room temperature, Benzo[e]pyrene is a solid. It is typically found in a crystalline form and is known for its stability and low volatility.

Melting point (Celsius)
178.00
Melting point (Kelvin)
451.15
Boiling point (Celsius)
495.00
Boiling point (Kelvin)
768.15
General information
Molecular weight
252.32g/mol
Molar mass
252.3160g/mol
Density
1.2500g/cm3
Appearence

Benzo[e]pyrene is a polycyclic aromatic hydrocarbon that appears as a pale yellow crystalline substance. It is not soluble in water but can be dissolved in organic solvents such as benzene, toluene, and chloroform.

Comment on solubility

Solubility of Benzo[e]pyrene

Benzo[e]pyrene, a polycyclic aromatic hydrocarbon, demonstrates limited solubility in various solvents, which significantly impacts its behavior in environmental and biological systems. Here are some key points regarding its solubility:

  • Water Solubility: Benzo[e]pyrene is practically insoluble in water, with solubility values typically measuring around 0.013 mg/L at 25°C. This low solubility indicates that it does not readily dissolve in aqueous environments, affecting its transport and bioavailability.
  • Organic Solvents: Conversely, it exhibits good solubility in organic solvents, such as benzene, xylene, and dimethyl sulfoxide (DMSO). This characteristic makes it more mobile in organic-rich environments.
  • Environmental Implications: The low water solubility leads to a higher tendency for benzo[e]pyrene to accumulate in sediments and biological tissues, which raises concerns regarding its potential toxicity and persistent nature in ecosystems.

The solubility characteristics of benzo[e]pyrene underscore the necessity of monitoring its levels in environmental studies, as its limited solubility in water can hinder remediation efforts while its affinity for organic matter can lead to significant ecological impacts.

Interesting facts

Interesting Facts about Benzo[e]pyrene

Benzo[e]pyrene, a polycyclic aromatic hydrocarbon (PAH), is a fascinating and complex compound that provides insight into both environmental science and toxicology. Here are some key points worth noting:

  • Environmental Presence: Benzo[e]pyrene is widely recognized as an environmental pollutant, especially in areas affected by vehicle emissions, industrial processes, and the incomplete combustion of organic matter.
  • Carcinogenic Properties: This compound is classified as a human carcinogen by various health organizations, due to its potential to cause cancer after prolonged exposure. Studies have shown that benzo[e]pyrene can lead to DNA damage, which is a critical step in the carcinogenic process.
  • Biosynthesis and Degradation: Interestingly, certain microorganisms can degrade benzo[e]pyrene, offering a potential bioremediation pathway to mitigate its impact in contaminated sites. This illustrates the complex interactions between chemical compounds and biological systems.
  • Use in Research: Benzo[e]pyrene serves as a useful model compound in toxicological studies, enabling scientists to explore mechanisms of mutagenesis and the development of cancer. As noted by researchers, “Studying benzo[e]pyrene allows for a better understanding of how environmental factors influence human health.”
  • Analytical Techniques: The detection and quantification of benzo[e]pyrene in environmental samples often involve sophisticated techniques such as gas chromatography coupled with mass spectrometry (GC-MS), demonstrating the analytical prowess required to study such compounds.

As you immerse yourself in the study of benzo[e]pyrene, it becomes apparent that this compound represents a crossroads of chemistry, biology, and environmental science, highlighting both the challenges and opportunities posed by anthropogenic chemicals in our world.

Synonyms
Benzo[e]pyrene
192-97-2
BENZO(E)PYRENE
1,2-Benzpyrene
4,5-Benzopyrene
4,5-Benzpyrene
Benzo(l)pyrene
9,10-Benzpyrene
1,2-Benzopyrene
B(e)P
Benz(e)pyrene
Benz[e]pyrene
CHEBI:34567
Benzo[l]pyrene
DTXSID3023764
63APT6398R
NSC-89273
DTXCID103764
1,2-Benzpyrene (VAN)
1,2-Benzopyrene (VAN)
73467-76-2
CAS-192-97-2
CCRIS 786
HSDB 4031
EINECS 205-892-7
NSC 89273
BENZO (E) PYRENE
benzpyren
BRN 1911334
UNII-63APT6398R
Benzo[e]pyrene; 1,2-Benzopyrene; 1,2-Benzpyrene; 4,5-Benzopyrene; 4,5-Benzpyrene; NSC 89273
Benzo[e]pyrene, 98%
Benzo[e]pyrene 10 microg/mL in Cyclohexane
Benzo[e]pyrene 10 microg/mL in Acetonitrile
Benzo[e]pyrene 100 microg/mL in Acetonitrile
Benzo[e]pyrene 100 microg/mL in Cyclohexane
Epitope ID:119717
BENZO(E)PYRENE [MI]
MLS002415714
BENZO(E)PYRENE [HSDB]
BENZO(E)PYRENE [IARC]
CHEMBL1371125
HMS3039P15
AAA19297
Benzo[e]pyrene, analytical standard
NSC89273
Tox21_201724
Tox21_303185
HY-N10021
AKOS015902954
WLN: L D6666 B6 2AB TJ
NCGC00091854-01
NCGC00091854-02
NCGC00091854-03
NCGC00256975-01
NCGC00259273-01
DA-71384
SMR001370896
CS-0253694
NS00002471
G85784
Benzo[e]pyrene, BCR(R) certified Reference Material
Q2645019