Pentachlorobiphenyl

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Identification

Molecular formula
C12H5Cl5
CAS Number
56558-16-8
IUPAC Name
1,2,3,4,5-pentachloro-6-phenyl-benzene
Molecular Weight
and melting point.
Melting Point
(Celsius)
Boiling Point
(Celsius)
Density
1.4950g/cm3
Appearance
can vary depending on its purity and specific isomer form, as biphenyl derivatives can often present in various isomeric forms.
Synonyms
2, 3, 4, 5, 6-Pentachlorobiphenyl
Interesting facts

Interesting Facts about 1,2,3,4,5-Pentachloro-6-phenyl-benzene

1,2,3,4,5-Pentachloro-6-phenyl-benzene is a fascinating compound that showcases the intersection of aromatic chemistry and halogen substitution. Here are some intriguing points to consider:

  • Highly Chlorinated: This compound contains five chlorine atoms attached to a benzene ring, making it a highly chlorinated aromatic compound. The presence of multiple halogen substituents can significantly influence the compound's reactivity, stability, and potential applications.
  • Environmental Concerns: Compounds like 1,2,3,4,5-pentachloro-6-phenyl-benzene are often studied for their environmental impact. Chlorinated aromatic compounds can be persistent in the environment, leading to potential bioaccumulation and toxicity in ecosystems.
  • Industrial Applications: The chlorinated derivatives of aromatic compounds have been explored for various applications, including in the production of pesticides, dyes, and pharmaceuticals. Their unique properties can make them useful intermediates in organic synthesis.
  • Reactivity: The presence of the highly electronegative chlorine atoms alters the electron density of the aromatic ring, affecting its potential reactivity in electrophilic substitution reactions—a fundamental transformation in organic chemistry.

Moreover, as a chemistry student, one might find it remarkable how the modifications of a single aromatic structure can lead to vastly different chemical properties and applications. “Understanding the effects of substituents on aromatic compounds is critical for developing new materials and chemicals,” one could say, emphasizing the importance of such studies in advancing chemical science.

In summary, 1,2,3,4,5-pentachloro-6-phenyl-benzene serves as an excellent example of how structural modifications can lead to profound differences in chemical behavior, contributing to both scientific exploration and environmental discussions.

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