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Piperylene

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Identification
Molecular formula
C5H8
CAS number
504-60-9
IUPAC name
penta-1,3-diene
State
State

Piperylene is in a liquid state at room temperature. Due to its relatively low boiling point, it is quite volatile and should be handled with care to avoid inhalation or contact with skin.

Melting point (Celsius)
-87.10
Melting point (Kelvin)
186.05
Boiling point (Celsius)
42.00
Boiling point (Kelvin)
315.15
General information
Molecular weight
68.12g/mol
Molar mass
68.1170g/mol
Density
0.6819g/cm3
Appearence

Piperylene is a clear, colorless liquid with a slight hydrocarbon odor. It can appear slightly yellowish due to impurities or stabilization agents that might be added. The compound is typically found in an industrial setting used in polymer synthesis or as a chemical intermediate.

Comment on solubility

Solubility of Penta-1,3-diene

Penta-1,3-diene, a diene hydrocarbon, exhibits interesting solubility characteristics that are important for various chemical applications.

When considering the solubility of penta-1,3-diene:

  • Nonpolar Nature: Due to its hydrocarbon structure, penta-1,3-diene is primarily nonpolar.
  • Solvent Compatibility: This compound is soluble in nonpolar solvents such as hexane or toluene, enabling it to mix well with similar compounds.
  • Water Solubility: Penta-1,3-diene has extremely low solubility in water, making it hydrophobic and unsuitable for aqueous solutions.

In summary, the solubility of penta-1,3-diene highlights its compatibility with nonpolar solvents while exhibiting a lack of solubility in polar environments, which is a typical behavior for many organic hydrocarbons. This characteristic is essential for researchers and chemists who work with this compound in various organic synthesis and applications.

Interesting facts

Interesting Facts about Penta-1,3-diene

Penta-1,3-diene, a conjugated diene, is often studied for its unique properties and significance in various chemical reactions. Here are some intriguing aspects of this compound:

  • Structure and Stability: Penta-1,3-diene features a linear structure with alternating double bonds that contribute to its stability. Conjugated systems are known for their lower energy levels and enhanced stability compared to isolated double bonds.
  • Reactivity: The presence of double bonds in penta-1,3-diene makes it highly reactive. It readily participates in addition reactions, which can lead to the formation of various products. This property is crucial in organic synthesis.
  • Applications in the Industry: Penta-1,3-diene serves as a building block in the production of polymers and other valuable chemical compounds. Its role in the manufacture of synthetic rubber is particularly noteworthy.
  • Isomerism: This compound is an example of geometric isomerism due to the presence of double bonds, which allows for different arrangements of atoms, giving rise to E/Z concepts in its structure.
  • Natural Occurrence: Naturally occurring in some plants, penta-1,3-diene is of interest in studies involving natural products and their role in the environment. Its biosynthesis and ecological role can provide insights into plant biochemistry.

A quote that reflects the significance of penta-1,3-diene in organic chemistry is: "In the realm of unsaturation lies unlimited potential for creativity and innovation in synthetic pathways." Its unique characteristics and versatile applications ensure that it remains a compound of interest among chemists.

Synonyms
Penta-1,3-diene
1,3-PENTADIENE
Piperylene
Pentadiene
1,3-PENTADIENE (Z)
CH2=CHCH=CHCH3
DTXSID3027160
NS00073895