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Hexachlorobenzene

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Identification
Molecular formula
C6Cl6
CAS number
118-74-1
IUPAC name
1,2,3,4,5,6-hexachlorobenzene
State
State

Hexachlorobenzene is in a solid state at room temperature. It forms crystalline structures that are stable under normal environmental conditions, though it can volatilize into the air over time.

Melting point (Celsius)
230.00
Melting point (Kelvin)
503.15
Boiling point (Celsius)
323.00
Boiling point (Kelvin)
596.15
General information
Molecular weight
284.79g/mol
Molar mass
284.7890g/mol
Density
2.0440g/cm3
Appearence

Hexachlorobenzene appears as a white crystalline solid. It is practically insoluble in water, but it is soluble in organic solvents such as benzene, chloroform, and carbon tetrachloride. The compound is known for its environmental persistence and potential to bioaccumulate in the tissues of living organisms.

Comment on solubility

Solubility of 1,2,3,4,5,6-Hexachlorobenzene

1,2,3,4,5,6-Hexachlorobenzene, with the chemical formula C6Cl6, is a chlorinated derivative of benzene, which significantly affects its solubility properties. Below are key points regarding its solubility:

  • Solvent Type: 1,2,3,4,5,6-Hexachlorobenzene is relatively insoluble in water, typical for many chlorinated organic compounds. Its hydrophobic nature arises from the presence of chlorine atoms, which disrupt hydrogen bonding between water molecules.
  • Organic Solvents: It exhibits better solubility in organic solvents such as hexane, benzene, and chloroform. This makes it useful in applications where organic solvents are used.
  • Temperature Effects: Solubility can be influenced by temperature changes; however, the compound remains primarily nonpolar, leading to limited solubility even at elevated temperatures.

In summary, while 1,2,3,4,5,6-hexachlorobenzene demonstrates an intriguing solubility profile, it is important to note its low water solubility and preference for organic solvents. Understanding the solubility of such compounds is vital for environmental and health assessments, as they can accumulate in biological systems and affect ecological balance.

Interesting facts

Intriguing Facts about 1,2,3,4,5,6-Hexachlorobenzene

1,2,3,4,5,6-Hexachlorobenzene is a fascinating compound known for its unique properties and historical significance in environmental science and chemistry. Here are some interesting aspects:

  • Historical Usage: This compound was primarily used as a pesticide and fungicide in agriculture during the mid-20th century. Its effectiveness led to widespread application, but this also contributed to significant environmental contamination.
  • Environmental Concerns: Due to its stability and resistance to degradation, 1,2,3,4,5,6-hexachlorobenzene can persist in the environment. It has been detected in various ecosystems, often leading to adverse effects on wildlife and human health, making it a compound of concern in toxicology.
  • Structure and Stability: The symmetrical hexachlorobenzene structure features six chlorine atoms attached to a benzene ring. This arrangement contributes to its *high chemical stability*, making it challenging to remove from contaminated sites.
  • Health Impacts: Exposure to hexachlorobenzene has been linked to numerous health issues, including liver damage and disruptions in the endocrine system. Research has indicated the potential for bioaccumulation in living organisms, raising serious health alarms for those in direct contact with or consuming contaminated resources.
  • Regulatory Status: Due to its detrimental effects, many countries have banned or heavily regulated the use of hexachlorobenzene. It is classified as a persistent organic pollutant (POP), resulting in various international agreements aimed at reducing or eliminating its presence in the environment.

In summary, 1,2,3,4,5,6-hexachlorobenzene serves as a salient example of the dual-edged nature of synthetic chemicals, showcasing both their utility in agriculture and the need for careful handling and regulation in order to mitigate their environmental and health impacts. As chemists and environmental scientists continue to study this compound, it remains a critical reminder of the balance we must strike between innovation and caution in chemical use.

Synonyms
HEXACHLOROBENZENE
118-74-1
Perchlorobenzene
Anticarie
Sanocide
Bunt-cure
Phenyl perchloryl
Bunt-no-more
Hexachlorbenzol
1,2,3,4,5,6-Hexachlorobenzene
Benzene, hexachloro-
Snieciotox
Amatin
NO Bunt liquid
Smut-Go
Sanocid
NO Bunt
Julin's carbon chloride
CO-OP Hexa
Granox NM
Esaclorobenzene
Granox
Saatbeizfungizid
NO Bunt 40
NO Bunt 80
Pentachlorophenyl chloride
Voronit C
Hexa C.B.
Hexa CB
Rcra waste number U127
HCB
CEKU C.B.
Caswell No. 477
NSC 9243
CCRIS 325
Hexachlorobenzene [BSI:ISO]
Hexcachlorbenzen
Julian's carbon chloride
HSDB 1724
Julin's chloride
UNII-4Z87H0LKUY
ENT-1719
EINECS 204-273-9
4Z87H0LKUY
EPA Pesticide Chemical Code 061001
BRN 1912585
CHEBI:5692
DTXSID2020682
AI 3.01719
NSC-9243
DTXCID80682
NSC9243
4-05-00-00670 (Beilstein Handbook Reference)
1,2,3,4,5,6-hexachloro-benzene
Benzene, 1,2,3,4,5,6-hexachloro-
HEXACHLOROBENZENE (IARC)
HEXACHLOROBENZENE [IARC]
HEXACHLOROBENZENE (MART.)
HEXACHLOROBENZENE [MART.]
s anocide
Hexachlorbenzol [German]
Esaclorobenzene [Italian]
Saatbeizfungizid [German]
Hexachlorobenzene, analytical standard
hexa c.b
Ceku C.B
Hexachlorobenzene 100 microg/mL in Methanol
Hexachlorobenzene [ISO]
UN2729
RCRA waste no. U127
hexachloro-benzene
Hexa Chloro Benzene
MFCD00000540
Hexachlorobenzene [UN2729] [Poison]
Hexachlorbenzol(german)
Pentachlorophenylchloride
Julen's carbon chloride
SCHEMBL26562
BIDD:ER0320
HEXACHLOROBENZENE [MI]
CHEMBL228514
HEXACHLOROBENZENE [HSDB]
ZAPRAWA NASIENNA SNECIOTOX
WLN: GR BG CG DG EG FG
MSK21273
Tox21_202995
STL264107
AKOS001076004
UN 2729
USEPA/OPP Pesticide Code: 061001
Hexachlorobenzene [UN2729] [Poison]
NCGC00166224-01
NCGC00260540-01
CAS-118-74-1
DB-030645
H0053
NS00010702
EN300-18442
Hexachlorobenzene 10 microg/mL in Cyclohexane
Hexachlorobenzene 100 microg/mL in Isooctane
Hexachlorobenzene 10 microg/mL in Acetonitrile
Q409682
Hexachlorobenzene, PESTANAL(R), analytical standard
ED10ADC2-A7A7-431F-96D9-BEC65F8D2C6A
Z57964436
204-273-9