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1,2-Dichlorobenzene

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Identification
Molecular formula
C6H4Cl2
CAS number
95-50-1
IUPAC name
1,2-dichlorobenzene
State
State

At room temperature, 1,2-Dichlorobenzene exists as a liquid. It is less dense than water and has a relatively low solubility in water, but it is miscible with most organic solvents.

Melting point (Celsius)
-17.00
Melting point (Kelvin)
256.20
Boiling point (Celsius)
180.50
Boiling point (Kelvin)
453.60
General information
Molecular weight
147.00g/mol
Molar mass
147.0030g/mol
Density
1.3060g/cm3
Appearence

1,2-Dichlorobenzene is a colorless to pale yellow liquid with an aromatic odor. It is one of three isomers of dichlorobenzene, where two chlorine atoms are substituted adjacent to each other on a benzene ring.

Comment on solubility

Solubility of 1,2-Dichlorobenzene

1,2-Dichlorobenzene, with the chemical formula C6H4Cl2, exhibits unique solubility characteristics primarily influenced by its chemical structure. As a member of the chlorinated aromatic compounds, it is largely non-polar, making it less soluble in water. Here are some important points about its solubility:

  • Water Solubility: 1,2-Dichlorobenzene is practically insoluble in water, with solubility levels around 0.1 g/100 mL at 25°C.
  • Organic Solvents: It is readily soluble in organic solvents such as ethanol, acetone, and chloroform, which are more compatible with its non-polar nature.
  • Temperature Dependence: Its solubility in organic solvents tends to increase with temperature, enhancing its utility in various chemical applications.
  • Practical Implications: The low solubility in water limits its use in aqueous systems, making it more suitable for applications in the organic phase.

In summary, the solubility behavior of 1,2-dichlorobenzene is a reflection of its molecular structure that significantly influences how it interacts with solvents. To quote an old adage in chemistry, "Like dissolves like," and this phrase perfectly encapsulates the solubility tendencies of 1,2-dichlorobenzene.

Interesting facts

Interesting Facts about 1,2-Dichlorobenzene

1,2-Dichlorobenzene, often abbreviated as o-Dichlorobenzene, is an intriguing organic compound with several notable characteristics and applications. Here are some fascinating points about this chemical:

  • Structure: The compound features a benzene ring with two chlorine substituents at the 1 and 2 positions. This unique arrangement influences its chemical behavior and reactivity.
  • Industrial Applications: 1,2-Dichlorobenzene is primarily used as a solvent in chemical syntheses and in the production of other chemicals. It serves as an intermediate in the creation of pesticides, dyes, and pharmaceuticals.
  • Health and Safety: While 1,2-dichlorobenzene has valuable industrial uses, it is important to handle this compound with care. Exposure to high concentrations can lead to adverse health effects, making proper safety protocols crucial in workplaces.
  • Environmental Impact: This compound can be found in trace amounts in the environment, primarily due to industrial discharge. Its persistence makes its monitoring and regulation vital in maintaining ecological balance.
  • Interesting Reaction: One fascinating reaction involving 1,2-dichlorobenzene is its interaction with nucleophiles, leading to substitution reactions that can be exploited in synthetic chemistry.

In conclusion, 1,2-dichlorobenzene is more than just a simple chlorinated hydrocarbon; it plays a pivotal role in various chemical processes and industries. Understanding its characteristics not only enhances our knowledge of organic chemistry but also emphasizes the importance of safety and environmental considerations in chemistry.

Synonyms
1,2-DICHLOROBENZENE
o-Dichlorobenzene
95-50-1
ortho-Dichlorobenzene
o-Dichlorbenzol
2-Dichlorobenzene
Chloroben
Dilantin DB
ODCB
o-Dichlorobenzol
Orthodichlorobenzol
Orthodichlorobenzene
Cloroben
Termitkil
Dizene
o-Dichlorbenzene
Dowtherm E
Benzene, 1,2-dichloro-
Benzene, o-dichloro-
Dilatin DB
Dichlorobenzene, o-
1,2-Dichlorbenzene
NCI-C54944
o-DCB
1,2-Dichloro-Benzene
NSC 60644
ODB
o-Dichlor benzol
6PJ93I88XL
Chloroden
DTXSID6020430
CHEBI:35290
NSC-60644
NCGC00090825-01
95-50-1; 25321-22-6(mixedisomers)
DTXCID00430
1,2 dichlorobenzene
Caswell No. 301
Dichlorobenzenes
CAS-95-50-1
Dichlorobenzene, ortho, liquid
CCRIS 1360
HSDB 521
EINECS 202-425-9
UN1591
RCRA waste no. U070
EPA Pesticide Chemical Code 059401
UNII-6PJ93I88XL
o-dichlorobezene
AI3-00053
0-dichlorobenzene
o-dichloro benzene
o-dichloro-benzene
1,2-dichlorobenzen
ortho dichlorobenzene
MFCD00000535
1,2-dichiorobenzene
1.2-dichlorobenzene
2,3-dichlorobenzene
3,4-dichlorobenzene
Benzene,2-dichloro-
Dichlorobenzene, ortho
1 ,2-dichlorobenzene
1, 2 dichlorobenzene
1,2-dichlor-obenzene
1,2-dichloro benzene
1,2-Di-chlorobenzene
1,2-Dichlorobenzene (o-dichlorobenzene)
WLN: GR BG
1,2-bis(chloranyl)benzene
EC 202-425-9
SCHEMBL5190
1 pound not2-Dichlorobenzene
BENZENE,1,2-DICHLORO
BIDD:ER0678
O-DICHLOROBENZENE [MI]
CHEMBL298461
BCP08071
MSK28011
NSC60644
ORTHO-DICHLOROBENZENE [HSDB]
ORTHO-DICHLOROBENZENE [IARC]
ORTHODICHLOROBENZENE [MART.]
Tox21_111030
Tox21_202157
Tox21_300046
STL283948
1,2-Dichlorobenzene, LR, >=98%
AKOS000120142
1,2-Dichlorobenzene, anhydrous, 99%
DB13963
GF-0116
UN 1591
1,2-Dichlorbenzol;1,2-dichloro-benzen
1,2-Dichlorobenzene, for HPLC, 99%
NCGC00090825-02
NCGC00090825-03
NCGC00253914-01
NCGC00259706-01
1,2-dichlorobenzene ortho-dichlorobenzene
1,3-Cyclohexadien-5-yne,1,2-dichloro-
BP-31152
PD077456
DB-045754
1,2-Dichlorobenzene, ReagentPlus(R), 99%
D1116
NS00008007
S0668
1,2-Dichlorobenzene, for synthesis, 99.0%
1,2-Dichlorobenzene 100 microg/mL in Methanol
1,2-Dichlorobenzene 10 microg/mL in Cyclohexane
A845316
Q2609815
o-Dichlorobenzene [UN1591] [Keep away from food]
1,2-Dichlorobenzene, PESTANAL(R), analytical standard
F1908-0113
InChI=1/C6H4Cl2/c7-5-3-1-2-4-6(5)8/h1-4
YAN