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Styrene

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Identification
Molecular formula
C8H8
CAS number
100-42-5
IUPAC name
3-methylbut-3-en-2-one;styrene
State
State

At room temperature, styrene is a liquid, known for its tendency to evaporate easily and form a vapor that can be slightly heavier than air.

Melting point (Celsius)
-30.60
Melting point (Kelvin)
242.55
Boiling point (Celsius)
145.00
Boiling point (Kelvin)
418.15
General information
Molecular weight
104.15g/mol
Molar mass
104.1510g/mol
Density
0.9060g/cm3
Appearence

Styrene is a colorless or slightly yellow oily liquid with a sweet, floral odor in its pure form. Commercial styrene may have a slightly unpleasant smell due to the presence of impurities. It can also appear yellowish in impure samples.

Comment on solubility

Solubility of 3-methylbut-3-en-2-one and Styrene

The solubility of chemical compounds can greatly influence their application and behavior in various settings. Let's explore the solubility characteristics of 3-methylbut-3-en-2-one and styrene.

3-methylbut-3-en-2-one

3-methylbut-3-en-2-one, also known as mesityl oxide, is a colorless liquid with a distinctive odor. In terms of solubility:

  • This compound is polar due to the presence of a carbonyl group.
  • It is generally soluble in water due to its polar characteristics, but its overall solubility can vary depending on temperature and concentration.
  • It readily dissolves in organic solvents like ethanol, acetone, and chloroform.

Styrene

Styrene is an organic compound that is a colorless oily liquid with a sweet smell. Its solubility features are as follows:

  • It is non-polar and does not mix well with water, making it insoluble in water.
  • Styrene exhibits good solubility in a variety of organic solvents such as benzene, diethyl ether, and alcohols.
  • It is known for forming polymer chains upon heating or when subjected to catalytic reactions, which can affect its solubility properties.

In summary, the solubility behaviors of 3-methylbut-3-en-2-one and styrene reveal their interactions with polar and non-polar solvents, showcasing the diversity of solubility characteristics in organic compounds.

Interesting facts

3-Methylbut-3-en-2-one (Mesityl oxide)

3-Methylbut-3-en-2-one, commonly known as mesityl oxide, is a fascinating compound widely studied for its chemical properties and applications in various fields. Here are some interesting facts about this unique compound:

  • Structural Insights: Mesityl oxide features a unique structure that includes a ketone group and an alkene, making it an important intermediate in organic synthesis and catalysis.
  • Versatile Applications: This compound is utilized in the production of flavors and fragrances, showcasing its significance in the food and cosmetic industries.
  • Solvent Properties: Mesityl oxide is often used as a solvent in chemical reactions due to its ability to dissolve a variety of organic compounds, facilitating better reaction conditions.
  • Polymer Chemistry: It's employed in the formulation of polymers, particularly as a reactive diluent, which enhances the properties of the final product.
  • Environmental Impact: As a solvent, mesityl oxide is considered to have a lower environmental impact compared to traditional petrochemical solvents, making it an attractive option for sustainable chemical processes.

In addition to its industrial relevance, mesityl oxide engages the curiosity of chemists and students alike, prompting a plethora of studies and research aimed at discovering new applications and improving existing processes. As the realm of chemistry continues to evolve, compounds like 3-methylbut-3-en-2-one remain pivotal in bridging theory and application in the quest for innovation.


Styrene

Styrene is an aromatic hydrocarbon that plays a crucial role in the world of synthetic organic chemistry and industrial applications. Below are some intriguing aspects of this compound:

  • Building Block: Styrene is widely regarded as a fundamental building block in the production of polymers, particularly polystyrene, which is extensively used in packaging, insulation, and disposable products.
  • Versatile Reactions: It undergoes various chemical reactions such as polymerization, hydrogenation, and oxidation, making it highly versatile for chemical synthesis.
  • Properties of Polystyrene: The polymerized form, polystyrene, exhibits excellent insulation properties, lightness, and ease of processing, making it ideal for a wide array of applications.
  • Health Considerations: While widely used, styrene exposure has raised health concerns, prompting studies to evaluate its effects and ensure safety in industrial environments.
  • Sustainability Efforts: Current research is focusing on developing bio-based alternatives to styrene, aiming to reduce dependence on fossil fuels and enhance sustainability in chemical manufacturing.

The significance of styrene in both scientific and industrial contexts cannot be overstated. As a staple of the chemical industry, its properties and applications continue to inspire innovative approaches to sustainable practices and technological advancements.

Synonyms
3-methylbut-3-en-2-one; styrene
25191-48-4
DTXSID70275006
RefChem:281070
DTXCID50226455
SCHEMBL9459294