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Undecylbenzene

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Identification
Molecular formula
C17H28
CAS number
123-01-3
IUPAC name
undecylbenzene
State
State

At room temperature, undecylbenzene is a liquid. This is consistent with many alkylbenzenes, which are typically oily liquids at ambient conditions. The compound exhibits limited solubility in water but is soluble in organic solvents.

Melting point (Celsius)
-7.00
Melting point (Kelvin)
266.15
Boiling point (Celsius)
301.20
Boiling point (Kelvin)
574.35
General information
Molecular weight
232.41g/mol
Molar mass
232.4140g/mol
Density
0.8625g/cm3
Appearence

Undecylbenzene is a colorless liquid. It appears oily and has a pleasant, floral odor. Its physical state and appearance are typical for alkylbenzenes, which are often used as intermediates in the production of surfactants and as specialty solvents.

Comment on solubility

Solubility of Undecylbenzene

Undecylbenzene is an organic compound classified as an alkylbenzene, which consists of a benzene ring with a undecyl group attached. When it comes to its solubility, there are a few key points to consider:

  • Solvent Compatibility: Undecylbenzene is primarily nonpolar due to the long hydrocarbon chain it possesses. As such, it shows good solubility in nonpolar solvents such as:
    • Hexane
    • Benzene
    • Toluene
  • Polar Solvents: Conversely, undecylbenzene has poor solubility in polar solvents like:
    • Water
    • Alcohols
    • Acidic or alkaline solutions
  • General Solubility Rule: Following the adage of "like dissolves like," we can understand why undecylbenzene is better suited for interactions with nonpolar environments than with polar ones.

In summary, the solubility profile of undecylbenzene reflects its nonpolar nature, making it particularly compatible with nonpolar solvents while remaining insoluble in polar solvents. This behavior is significant in various chemical applications, particularly in organic synthesis and extraction processes.

Interesting facts

Interesting Facts About Undecylbenzene

Undecylbenzene is a fascinating compound that falls within the category of alkylbenzenes. This compound features a linear undecyl chain attached to a benzene ring, offering intriguing properties and applications. Here are some notable aspects of undecylbenzene:

  • Structure: The molecular structure of undecylbenzene allows for both hydrophobic characteristics due to the long undecyl chain and aromatic stability from the benzene ring, leading to unique interactions in various environments.
  • Applications: Undecylbenzene has potential applications in the formulation of surfactants, lubricants, and even in the production of advanced materials. It is particularly interesting for chemists focusing on organic synthesis and materials science.
  • Research Opportunities: The compound is a subject of research in areas such as photochemistry and organic electronics, where its properties can be harnessed to create novel devices and systems.
  • Environmental Relevance: As with many alkylbenzenes, understanding the environmental impact and biodegradation pathways of undecylbenzene can help in monitoring pollution and its effects on ecosystems.
  • Safety Considerations: While working with undecylbenzene, it is essential to consider safety protocols as its volatility and chemical nature may pose risks if not handled properly.

Overall, undecylbenzene exemplifies the complexity and versatility of organic compounds, making it a compelling subject for both classroom discussion and advanced scientific inquiry. As noted by researchers, "The unique combination of aliphatic and aromatic segments opens new avenues for innovation in organic chemistry."

With its dual nature, undecylbenzene remains a compound that not only excites chemists but also carries implications for practical applications across several industries.

Synonyms
UNDECYLBENZENE
1-Phenylundecane
n-Undecylbenzene
Benzene, undecyl-
Undecanylbenzene
Undecane, 1-phenyl-
HSDB 5177
Phenylundecane
UNII-8C9LPO3Q9T
EINECS 229-806-2
8C9LPO3Q9T
NSC 251008
DTXSID3029281
NSC-251008
UNDECYLBENZENE [HSDB]
DTXCID109281
29463-63-6
nUndecylbenzene
1Phenylundecane
Benzene, undecyl
Undecane, 1phenyl
Undecane, 1-phenyl-(8CI)
DTXSID10872311
229-806-2
xbeadgftlhrjrb-uhfffaoysa-n
6742-54-7
Scintiverse BD cocktail
1-Phenyl-undecane; NSC 251008; n-Undecylbenzene
undecyl-benzene
EINECS 267-051-0
MFCD00026549
1-Phenylundecane, 99%
EC 267-051-0
CHEMBL3182307
Tox21_200115
NSC251008
AKOS015902390
NCGC00248531-01
NCGC00257669-01
BS-22721
CAS-6742-54-7
CS-0204316
NS00036124
U0010
D92748
Q27270180