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Propylbenzene

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Identification
Molecular formula
C9H12
CAS number
103-65-1
IUPAC name
propylbenzene
State
State

At room temperature, propylbenzene is a liquid. It is used as a solvent or an intermediate in organic synthesis and may also be present in some fuels.

Melting point (Celsius)
-99.80
Melting point (Kelvin)
173.35
Boiling point (Celsius)
159.20
Boiling point (Kelvin)
432.35
General information
Molecular weight
120.19g/mol
Molar mass
120.1910g/mol
Density
0.8611g/cm3
Appearence

Propylbenzene is a colorless liquid with a distinct, sweet aromatic odor. It is part of the alkylbenzene family and resembles benzene in terms of structure, with a three-carbon propyl group attached. This liquid is typically clear, and its aromatic properties make it reminiscent of other such hydrocarbons. In nature or when stored, it may be presented in sealed glass or plastic containers to prevent evaporation and contamination.

Comment on solubility

Solubility of Propylbenzene

Propylbenzene, with the chemical formula C9H12, is an aromatic hydrocarbon known for its unique properties.

In terms of solubility, propylbenzene is practically insoluble in water due to its non-polar nature. However, it demonstrates good solubility in various organic solvents. Here are some key points regarding its solubility:

  • Organic Solvents: Propylbenzene is highly soluble in non-polar solvents such as hexane, benzene, and toluene.
  • Polar Solvents: It shows limited compatibility with polar solvents, which can lead to poor solubility.
  • Temperature Effects: Increased temperature can enhance solubility in organic solvents, making it more versatile in certain conditions.
  • Environmental Factors: As a volatile organic compound (VOC), propylbenzene's solubility can influence its behavior in the environment, particularly in organic-rich soils and sediments.

In summary, while propylbenzene remains largely insoluble in water, its good solubility in various organic solvents highlights its utility in industrial applications and chemical synthesis. As one might say, “Like dissolves like,” and propylbenzene thrives in environments that match its non-polar characteristics.

Interesting facts

Interesting Facts about Propylbenzene

Propylbenzene is an organic compound that serves as a fascinating example of an aromatic hydrocarbon. Here are some key points to know about this compound:

  • Chemical Structure: Propylbenzene consists of a propyl group (C3H7) attached to a benzene ring. The presence of the benzene ring imparts unique chemical properties, making it an interesting subject of study in organic chemistry.
  • Uses in Industry: Propylbenzene is primarily utilized in the production of various chemicals and materials, including bioplastics and certain types of surfactants. Its structural properties make it a valuable precursor in organic synthesis.
  • Role in Research: Propylbenzene is often employed in academic and industrial research to understand more complex chemical reactivity patterns and mechanisms, particularly those involving aromatic compounds.
  • Environmental Considerations: As with many aromatic hydrocarbons, the environmental impact of propylbenzene is under investigation. Understanding its degradation pathways can aid in assessing its ecological footprint.
  • Safety Precautions: When handling propylbenzene, it's crucial to follow safety protocols. The compound may pose health risks if inhaled or ingested, making proper lab safety practices essential.

In summary, propylbenzene is more than just a simple aromatic hydrocarbon; it is a compound with important industrial applications, significant research implications, and safety considerations. Its structure and reactivity offer a window into the complex world of organic chemistry.

Synonyms
Propylbenzene
N-PROPYLBENZENE
103-65-1
1-Phenylpropane
Phenylpropane
Isocumene
Benzene, propyl-
1-Propylbenzene
n-Propyl benzene
Propylbenzene, n-
propyl benzene
Propyl-benzene
NSC 16941
HSDB 5353
UNII-0WR86ZHG2Z
EINECS 203-132-9
0WR86ZHG2Z
DTXSID3042219
CHEBI:42630
AI3-23862
NSC-16941
CHEMBL286062
DTXCID1022219
Propylbenzene, analytical standard
UN2364
Propylbenzene (all isomers)
benzene, propyl
3H0
Benzene, n-propyl-
MFCD00009377
PRPH
Propylbenzene, 98%
BENZENE,PROPYL
PROPYLBENZENE [MI]
WLN: 3R
N-PROPYLBENZENE [HSDB]
HMS3754O19
Propylbenzene, >=99.0% (GC)
NSC16941
QCA08758
Tox21_300567
BDBM50167945
AKOS000120950
FP54926
UN 2364
NCGC00248093-01
NCGC00254532-01
CAS-103-65-1
n-Propylbenzene 100 microg/mL in Methanol
NS00006753
P0523
S0656
EN300-20607
n-Propyl benzene [UN2364] [Flammable liquid]
A800778
Q288806
Z104479154
InChI=1/C9H12/c1-2-6-9-7-4-3-5-8-9/h3-5,7-8H,2,6H2,1H
203-132-9