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Octachloronaphthalene

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Identification
Molecular formula
C10H2Cl8
CAS number
2234-13-1
IUPAC name
1,2,3,4,5,6,7,8-octachloronaphthalene
State
State

At room temperature, octachloronaphthalene is a solid owing to the high molecular weight and extensive chlorination, which increases the van der Waals forces between the molecules, resulting in a higher melting point.

Melting point (Celsius)
197.00
Melting point (Kelvin)
470.15
Boiling point (Celsius)
365.00
Boiling point (Kelvin)
638.15
General information
Molecular weight
409.74g/mol
Molar mass
409.7430g/mol
Density
2.3600g/cm3
Appearence

Octachloronaphthalene is typically a white to off-white crystalline solid. In some cases, it may also appear as a yellowish crystal. The crystalline nature is due to the tightly packed chlorinated naphthalene rings.

Comment on solubility

Solubility of 1,2,3,4,5,6,7,8-Octachloronaphthalene

1,2,3,4,5,6,7,8-Octachloronaphthalene is a complex aromatic compound with multiple chlorinated substituents that significantly influence its solubility characteristics.

Solubility Characteristics

This compound exhibits:

  • Low Solubility in Water: Due to its heavily chlorinated nature and extensive aromatic structure, octachloronaphthalene shows very minimal to negligible solubility in water, making it hydrophobic.
  • Enhanced Solubility in Organic Solvents: It is more soluble in non-polar organic solvents such as:
    • Hexane
    • Benzene
    • Toluene
    • Chloroform
  • Environmental Persistence: Its low solubility in water and high affinity for organic solvents contribute to its persistence in the environment, which can lead to accumulation in biological systems.

Key Takeaways

To summarize:

  • Negligible water solubility
  • High solubility in various organic solvents
  • Potential for bioaccumulation

Hence, 1,2,3,4,5,6,7,8-octachloronaphthalene demonstrates unique solubility traits that are critical in understanding its chemical behavior and environmental impact.

Interesting facts

Interesting Facts about 1,2,3,4,5,6,7,8-Octachloronaphthalene

1,2,3,4,5,6,7,8-Octachloronaphthalene is a fascinating and complex chemical compound, notable for its unique structure and significant environmental implications.

Structure and Composition

This compound is derived from naphthalene and features a high degree of chlorination, with eight chlorine atoms substituting hydrogen atoms in the aromatic ring. The presence of multiple chlorine atoms results in a distinctive rigid structure, affecting its reactivity and interactions with other substances.

Environmental Impact

Octachloronaphthalene is classified as a persistent organic pollutant due to its stability and resistance to degradation. Some important points include:

  • Bioaccumulation: It can accumulate in the tissues of aquatic and terrestrial organisms, leading to potential toxicity and ecological disruption.
  • Regulatory Status: Due to concerns about environmental and health effects, it is heavily regulated in many countries, highlighting the need for careful monitoring and management.
  • Legacy Contaminant: It is often found in sediments and biota, remnants of historical industrial activities.

Applications and Research

Despite its environmental concerns, octachloronaphthalene has been studied for various applications, including:

  • Thermal Stabilization: It has been examined for use in thermal stabilization processes in industrial applications.
  • Organic Synthesis: Researchers explore its utility in organic chemistry as a precursor for synthesizing other compounds.

Scientific Considerations

Chemists emphasize the necessity of understanding such compounds to mitigate risks associated with their use. As one researcher noted, "Knowledge of persistent organic pollutants like octachloronaphthalene is vital for developing safer chemical practices."

In summary, 1,2,3,4,5,6,7,8-octachloronaphthalene serves as a crucial study subject, revealing the dual nature of chemicals—where useful properties must be balanced against environmental and health considerations.

Synonyms
OCTACHLORONAPHTHALENE
2234-13-1
Naphthalene, octachloro-
Perna
1,2,3,4,5,6,7,8-Octachloronaphthalene
Octachloro naphthalene
BQ6EO9GJXE
UNII-BQ6EO9GJXE
HSDB 5457
EINECS 218-778-7
NSC 243655
BRN 1653604
NSC-243655
DTXSID6025800
4-05-00-01665 (Beilstein Handbook Reference)
OCTACHLORONAPHTHALENE [HSDB]
Pernas
Pepna
Naphthalene, octachloro
DTXCID105800
DTXSID60872427
Octachloronaphthalene (ACGIH:OSHA)
1,2,3,4,5,6,7,8Octachloronaphthalene
218-778-7
60983-69-9
nocas_872427
rtnlufldzoaxic-uhfffaoysa-n
Perchloronaphthalene
Octachloronapthalene
MFCD00145026
PCN 75
Octachloronaphthalene 10 microg/mL in Isooctane
Octachloronaphthalene 10 microg/mL in Cyclohexane
Octachloronaphthalene 10 microg/mL in Acetonitrile
cis-myrist-7-enoyl-CoA
Naphthalene, 1,2,3,4,5,6,7,8-octachloro-
SCHEMBL2206144
NSC243655
AKOS015850135
AC-8953
1,3,4,5,6,7,8-Octachloronaphthalene
SY020263
DB-025255
NS00027133
E85382
Q2148325