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1,4-Dimethylbenzo[a]pyrene

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Identification
Molecular formula
C22H16
CAS number
196-55-0
IUPAC name
1,4-dimethylbenzo[a]pyrene
State
State

At room temperature, 1,4-dimethylbenzo[a]pyrene exists as a solid. It consists of fused aromatic rings, contributing to its relatively high melting point and low volatility.

Melting point (Celsius)
164.00
Melting point (Kelvin)
437.15
Boiling point (Celsius)
529.40
Boiling point (Kelvin)
802.55
General information
Molecular weight
280.37g/mol
Molar mass
280.3520g/mol
Density
1.2586g/cm3
Appearence

1,4-Dimethylbenzo[a]pyrene is a polycyclic aromatic hydrocarbon that appears as a pale yellow crystalline solid. In its pure form, it has a characteristic aromatic odor.

Comment on solubility

Solubility of 1,4-Dimethylbenzo[a]pyrene

1,4-Dimethylbenzoapyrene is an organic compound belonging to the polycyclic aromatic hydrocarbon (PAH) family. Understanding its solubility characteristics is essential for various applications, particularly in environmental chemistry and toxicology.

Key points regarding its solubility include:

  • Solubility in Water: 1,4-Dimethylbenzoapyrene exhibits extremely low solubility in water, which is typical for most PAHs. They are hydrophobic in nature, leading to minimal interaction with water molecules.
  • Solubility in Organic Solvents: This compound shows significantly higher solubility in organic solvents such as benzene, toluene, and acetone. This property makes them more mobile in non-aqueous environments.
  • Environmental Implications: The poor solubility in water implies that 1,4-Dimethylbenzoapyrene may accumulate in sediments and biota, leading to long-term ecological effects.

In summary, the solubility of 1,4-Dimethylbenzoapyrene is predominantly influenced by its PAH structure, rendering it poorly soluble in water but more amenable to dissolution in organic solvents. This duality affects its behavior and fate in environmental systems.

Interesting facts

Interesting Facts about 1,4-Dimethylbenzo[a]pyrene

1,4-Dimethylbenzo[a]pyrene is a fascinating polycyclic aromatic hydrocarbon (PAH) that has intrigued scientists for its complex structure and potential biological implications. Here are some captivating facts:

  • Structure: The compound features a fused ring system, including a total of five fused aromatic rings, contributing to its stability and unique chemical properties.
  • Toxicity: Like many PAHs, 1,4-Dimethylbenzo[a]pyrene is known for its potential mutagenic and carcinogenic effects. Studies suggest that it may play a role in the development of cancer, particularly following exposure through environmental pollutants.
  • Environmental Sources: This compound is commonly found in coal tar, vehicle exhaust, and even charcoal broiling. Its presence in the environment raises concerns about human exposure and its implications for public health.
  • Research Insights: Scientists utilize 1,4-Dimethylbenzo[a]pyrene as a model compound to study the behavior of PAHs in various biological systems, contributing to a better understanding of their biochemical pathways and effects.
  • Analytical Methods: Various advanced techniques, such as gas chromatography and mass spectrometry, are often employed to detect and quantify this compound in environmental samples, helping researchers monitor PAH levels in air and water.

This compound underscores the importance of monitoring chemical exposure, understanding environmental chemistry, and studying the implications of such compounds on human health. As research continues, the knowledge surrounding 1,4-dimethylbenzo[a]pyrene will undoubtedly expand, revealing even more intricate details about its behavior and effects.

Synonyms
1,4-dimethylbenzo[a]pyrene
1,4-Dimethylbenzo(a)pyrene
16757-88-3
BENZO(a)PYRENE, 1,4-DIMETHYL-
BRN 3303910
DTXSID20168318
DTXCID8090809
4-05-00-02702 (Beilstein Handbook Reference)