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1,4-Pentadiene

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Identification
Molecular formula
C5H8
CAS number
504-60-9
IUPAC name
penta-1,4-diene
State
State

1,4-Pentadiene is a liquid at room temperature.

Melting point (Celsius)
-137.50
Melting point (Kelvin)
135.65
Boiling point (Celsius)
44.00
Boiling point (Kelvin)
317.15
General information
Molecular weight
68.12g/mol
Molar mass
68.1170g/mol
Density
0.6980g/cm3
Appearence

1,4-Pentadiene is a colorless liquid at room temperature. It has a characteristic hydrocarbon-like odor which is typical of dienes.

Comment on solubility

Solubility of penta-1,4-diene

Penta-1,4-diene, with its chemical formula C5H6, exhibits interesting solubility characteristics that can be attributed to its molecular structure. As a diene, it possesses two double bonds, contributing to its *non-polar nature*. Here are some key points regarding its solubility:

  • Inorganic Solvents: Penta-1,4-diene is highly soluble in non-polar organic solvents such as hexane, benzene, and toluene.
  • Polar Solvents: It has limited solubility in polar solvents like water due to its non-polar characteristics. The general rule of thumb is that *"like dissolves like,"* meaning non-polar compounds do not readily dissolve in polar solvents.
  • Temperature Impact: Solubility can also be influenced by temperature, where increased temperature may enhance the solubility in non-polar solvents.

In summary, penta-1,4-diene showcases pronounced solubility in non-polar environments but faces significant challenges when interacting with polar solvents, reaffirming the important principle of compatibility in solubility.

Interesting facts

Interesting Facts about Penta-1,4-diene

Penta-1,4-diene is an intriguing hydrocarbon that belongs to the class of compounds known as dienes, which are characterized by the presence of two double bonds in their structure. This compound is notable for several reasons:

  • Structural Versatility: Penta-1,4-diene can be represented in different structural forms due to its double bonds. This ability to engage in cis/trans isomerism provides opportunities for varied chemical reactions and applications.
  • Chemical Reactivity: The presence of multiple double bonds makes penta-1,4-diene a prime candidate for polymerization reactions. As a building block in organic synthesis, it can lead to polymers with diverse properties.
  • Applications in Synthesis: This compound is often employed in the synthesis of specialty chemicals and intermediates. Additionally, it can serve as a precursor in the production of various pharmaceuticals and agrochemicals.
  • Importance in Research: Penta-1,4-diene has attracted attention in the realm of materials science due to its role in developing advanced materials. Researchers are particularly interested in its potential applications in organic electronics.

In summary, penta-1,4-diene exemplifies how simple hydrocarbons can find extensive applications in chemical synthesis and materials research due to their structural characteristics and reactivity. As noted by chemists, "The diversity of what a single compound can do is a testament to the beauty of organic chemistry."

Synonyms
1,4-PENTADIENE
Penta-1,4-diene
591-93-5
Pentadiene-1,4
UNII-A5IF861OQ5
A5IF861OQ5
EINECS 209-736-9
NSC 73902
NSC-73902
CH2=CHCH2CH=CH2
DTXSID8060456
allylethylene
divinylmethane
DTXCID4042549
inchi=1/c5h8/c1-3-5-4-2/h3-4h,1-2,5h
qyzlkgvusqxamu-uhfffaoysa-n
MFCD00008665
NSC73902
penta-1,4-dien-3-yl
1,4-Pentadiene, 99%
DTXSID90931970
AKOS025295503
NS00034106
P0038
D91889
A832205
Q161535