Skip to main content

Pentadecylbenzene

ADVERTISEMENT
Identification
Molecular formula
C21H36
CAS number
2226-87-3
IUPAC name
pentadecylbenzene
State
State

At room temperature, pentadecylbenzene is a liquid. It has an oily texture typical of long-chain hydrocarbons combined with a benzene ring.

Melting point (Celsius)
30.00
Melting point (Kelvin)
303.15
Boiling point (Celsius)
390.00
Boiling point (Kelvin)
663.15
General information
Molecular weight
290.55g/mol
Molar mass
290.5520g/mol
Density
0.8666g/cm3
Appearence

Pentadecylbenzene is a colorless liquid. It is characterized by the absence of color and has the appearance of a clear oil.

Comment on solubility

Solubility of Pentadecylbenzene

Pentadecylbenzene, with the chemical formula C20H34, is an organic compound characterized by a long hydrocarbon chain attached to a benzene ring. Its solubility properties can be summarized as follows:

  • Hydrophobic Nature: Given the long alkyl chain of 15 carbon atoms, pentadecylbenzene exhibits strong hydrophobic characteristics. This means that it is insoluble in water, a typical trait for many long-chain hydrocarbons.
  • Solubility in Organic Solvents: However, pentadecylbenzene shows significant solubility in organic solvents. It is readily soluble in:
    • Intriguingly, nonpolar solvents, such as hexane and toluene.
    • Solid or liquid aliphatic hydrocarbons due to its similar hydrophobic nature.
  • Temperature Dependent: The solubility of pentadecylbenzene can also be influenced by temperature, as it may dissolve more readily in organic solvents at elevated temperatures.

In summary, while pentadecylbenzene is insoluble in water, it showcases a notable ability to dissolve in various organic solvents, reflecting its long-chain hydrocarbon structure and hydrophobic properties.

Interesting facts

Interesting Facts about Pentadecylbenzene

Pentadecylbenzene is a fascinating compound that belongs to the class of organic compounds known as alkylbenzenes. Here are some compelling reasons to delve deeper into its significance:

  • Structure and Composition: Pentadecylbenzene features a long hydrocarbon chain derived from a pentadecyl group attached to a benzene ring. This unique structure contributes to its distinct properties and behaviors in various chemical environments.
  • Applications: This compound is noteworthy for its use in materials science. It may serve as a precursor in the synthesis of surfactants or additives in lubricants due to its hydrophobic characteristics.
  • Behavior in Solutions: The long aliphatic tail of pentadecylbenzene influences its interactions in non-polar environments. It can form micelles and contribute to the solubility of other hydrophobic compounds, making it valuable in formulations in the chemical industry.
  • Research Insights: Studies on pentadecylbenzene can provide insights into how long-chain alkyl groups affect the properties of aromatic compounds. This is particularly relevant in the fields of polymer science and nanotechnology.
  • Ecological Impact: Understanding the degradation pathways of pentadecylbenzene is crucial for assessing its environmental impact, given the growing concerns about long-chain hydrocarbons in ecosystems.

In summary, pentadecylbenzene exemplifies the intersection of organic chemistry and practical application. Its diverse properties make it an intriguing subject for ongoing research and development in various industrial sectors.

Synonyms
Pentadecylbenzene
1-Phenylpentadecane
N-PENTADECYLBENZENE
Benzene, pentadecyl-
FLW4P997AO
PENTADECYLBENZOL
NSC-88949
UNII-FLW4P997AO
DTXSID5051860
HSDB 5866
N-PENTADECYLBENZENE [HSDB]
EINECS 218-352-0
NSC 88949
nPentadecylbenzene
1Phenylpentadecane
Benzene, pentadecyl
Pentadecane, 1phenyl
DTXCID4030417
218-352-0
jirneodmtpgrgv-uhfffaoysa-n
2131-18-2
Pentadecane, 1-phenyl-
Pentadecyl benzene
Pentadecyl-Benzene
EINECS 272-577-9
MFCD00015083
1-Phenyl-Pentadecane
Pentadecane, 1-phenyl- (8CI)
NSC88949
AKOS024319282
1-Phenylpentadecane, analytical standard
BS-22720
CS-0204618
NS00026835
P0665
D91995
Q27278054