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Dodecylbenzene

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Identification
Molecular formula
C18H30
CAS number
123-01-3
IUPAC name
dodecylbenzene
State
State

Dodecylbenzene is typically in a liquid state at room temperature.

Melting point (Celsius)
-7.00
Melting point (Kelvin)
266.15
Boiling point (Celsius)
276.00
Boiling point (Kelvin)
549.15
General information
Molecular weight
246.46g/mol
Molar mass
246.4570g/mol
Density
0.8599g/cm3
Appearence

Dodecylbenzene is a colorless liquid with a slight characteristic odor. It is often used in the production of detergents and surfactants.

Comment on solubility

Solubility of Dodecylbenzene

Dodecylbenzene, with the chemical formula C18H30, is an organic compound that showcases unique solubility characteristics due to its long hydrocarbon chain and aromatic structure. This compound is primarily known for its hydrophobic properties, which significantly influence its solubility in various solvents.

Solubility Characteristics:

  • In Water: Dodecylbenzene is practically insoluble in water, as the long hydrophobic dodecyl chain repels water molecules.
  • In Organic Solvents: It is highly soluble in non-polar organic solvents such as hexane, toluene, and benzene, making it suitable for various applications in organic chemistry and industrial processes.
  • Temperature Influence: Increased temperature can enhance solubility in organic solvents but typically does not affect its insolubility in water.
  • Applications: The solubility properties are leveraged in detergents and surfactants, where dodecylbenzene is used for its ability to interact with both polar and non-polar substances.

In summary, the solubility of dodecylbenzene is a stark demonstration of the principle "like dissolves like," emphasizing that its long, hydrophobic dodecyl chain limits solubility in polar solvents such as water while facilitating its interaction in non-polar environments. This dual characteristic makes it crucial for various applications within chemical sciences.

Interesting facts

Interesting Facts about Dodecylbenzene

Dodecylbenzene is an intriguing compound that plays a significant role in various industrial applications. Here are some fascinating aspects of this compound:

  • Structure and Composition: Dodecylbenzene is an alkylbenzene that features a dodecyl (12-carbon) chain attached to a benzene ring. This combination gives the compound unique properties that make it suitable for specific applications.
  • Surfactant Properties: One of its primary uses is as a surfactant in detergents. The long hydrocarbon chain allows it to effectively reduce surface tension in solutions, promoting the mixing of water with oils.
  • Synthetic Versatility: Dodecylbenzene is often used as a starting material for producing a wide range of surfactants, including linear alkylbenzene sulfonates (LABS), which are widely utilized in laundry detergents and household cleaners.
  • Environmental Impact: While effective, the environmental persistence of dodecylbenzene and its derivatives has raised concerns. The biodegradability and toxicity of these compounds are subjects of ongoing research, aiming to develop more sustainable alternatives.
  • Industrial Usage: Beyond cleaning products, dodecylbenzene is also found in the production of lubricating oils and specialized coatings, showcasing its versatility in chemical manufacturing.

In summary, dodecylbenzene is not just a simple aromatic hydrocarbon; it is a vital component in many everyday products. The interplay between its hydrophobic and hydrophilic properties makes it a champion in the world of surfactants, bridging the gap between oil and water. As we continue to explore its uses and impacts, dodecylbenzene reminds us of the importance of chemistry in modern life.

Synonyms
DODECYLBENZENE
123-01-3
1-Phenyldodecane
Benzene, dodecyl-
n-Dodecylbenzene
Laurylbenzene
Marlican
Dodecane, 1-phenyl-
Phenyldodecan
Dodecylbenzene, crude
DTXSID7026994
DTXCID706994
RefChem:135513
204-591-8
Phenyldodecane
Dodecane, phenyl-
1-dodecylbenzene
29986-57-0
MFCD00008974
NSC 102805
NSC-4584
A2AX003680
NSC-102805
WLN: 12R
1-Dodecylbenzene; 1-Phenyl-n-dodecane; 1-Phenyldodecane
Phenyldodecan [German]
CAS-123-01-3
CCRIS 2291
HSDB 937
1-Phenyldodecane; Laurylbenzene; n-Dodecylbenzene
EINECS 204-591-8
BRN 1909107
dodecyl-benzene
phenyl-dodecane
AI3-00435
Dodecane,phenyl-
UNII-A2AX003680
EINECS 270-486-9
1-Phenyldodecane, 97%
SCHEMBL33437
4-05-00-01200 (Beilstein Handbook Reference)
BENZENE,TETRAPROPYLENE-
SCHEMBL145792
SCHEMBL243225
SCHEMBL243226
SCHEMBL304859
orb1705724
SCHEMBL1336749
SCHEMBL1554130
SCHEMBL1717330
SCHEMBL7639550
CHEMBL3187866
SCHEMBL10494779
SCHEMBL15548856
SCHEMBL15563102
NSC4584
BCP26389
Tox21_201344
Tox21_303061
NSC102805
1-Phenyldodecane, analytical standard
AKOS009031474
NCGC00164039-01
NCGC00164039-02
NCGC00256949-01
NCGC00258896-01
MS-20701
DB-041701
DB-244737
CS-0016030
D0988
D1074
NS00019424
Dodecylbenzene, hard type, mixture of isomers
A11965
Q414469