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Cycloocta-1,5-diene

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Identification
Molecular formula
C8H12
CAS number
111-78-4
IUPAC name
cycloocta-1,5-diene
State
State

At room temperature, Cycloocta-1,5-diene is a liquid.

Melting point (Celsius)
-66.00
Melting point (Kelvin)
207.15
Boiling point (Celsius)
151.00
Boiling point (Kelvin)
424.15
General information
Molecular weight
108.18g/mol
Molar mass
108.1790g/mol
Density
0.8795g/cm3
Appearence

Cycloocta-1,5-diene is a colorless liquid. Its structure is characterized by a ring with alternating single and double bonds, also known as a conjugated diene system.

Comment on solubility

Solubility of Cycloocta-1,5-diene

Cycloocta-1,5-diene, a cyclic compound with the formula C8H8, exhibits interesting solubility characteristics due to its unique structure and chemical properties.

In terms of solubility:

  • Non-polar Nature: Cycloocta-1,5-diene is primarily non-polar, which affects its interactions with solvents.
  • Solvent Compatibility: It tends to be soluble in non-polar solvents, such as:
    • Hexane
    • Toluene
    • Chloroform
  • Poor Solubility in Polar Solvents: Conversely, it shows limited solubility in polar solvents like:
    • Water
    • Ethanol
    • Acetone

The lack of polarity in cycloocta-1,5-diene, compared to more polar compounds, is crucial for predicting its solubility behavior. As a rule of thumb, "like dissolves like"; hence, its solubility is high in non-polar solvents and low in polar solvents. Understanding these principles is essential for applications in chemical synthesis and material science.

Interesting facts

Interesting Facts about Cycloocta-1,5-diene

Cycloocta-1,5-diene is a fascinating compound that belongs to the family of cyclic hydrocarbons known for their unique structural properties. Here are some intriguing aspects:

  • Structure & Reactivity: This compound features a cyclic arrangement of eight carbon atoms, with two double bonds located at specific positions in the ring. This structural configuration renders it highly reactive, particularly in the presence of electrophiles, making it an excellent candidate for various chemical reactions.
  • Applications: Due to its reactivity, cycloocta-1,5-diene is a valuable intermediate in organic synthesis. It is utilized in the production of:
    • Complex natural products
    • Pharmaceuticals
    • Polymerization processes
  • Authoritative Quote: As the renowned chemist Linus Pauling once stated, "The best way to have a good idea is to have a lot of ideas." Cycloocta-1,5-diene exemplifies this idea as its unique reactivity can lead to innovative synthetic pathways.
  • Isomerism: This compound is noteworthy for its ability to exhibit geometric isomerism due to the presence of double bonds, leading to different structural isomers that can have vastly different properties and reactivities.
  • Physical Properties: It is important to note that cycloocta-1,5-diene has a distinct odor and is volatile, characteristics that can pose challenges in handling and storage in the laboratory setting.

In summary, cycloocta-1,5-diene is much more than just a simple cyclic diene; it serves as a gateway to various chemical reactions and applications, demonstrating the intricate beauty of organic chemistry.

Synonyms
1,5cyclooctadiene
17612-50-9