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2-Methylpenta-1,4-diene

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Identification
Molecular formula
C6H10
CAS number
5194-50-5
IUPAC name
2-methylpenta-1,4-diene
State
State

2-Methylpenta-1,4-diene is a liquid at room temperature.

Melting point (Celsius)
-132.00
Melting point (Kelvin)
141.15
Boiling point (Celsius)
63.00
Boiling point (Kelvin)
336.15
General information
Molecular weight
82.15g/mol
Molar mass
82.1460g/mol
Density
0.6746g/cm3
Appearence

2-Methylpenta-1,4-diene is a colorless liquid.

Comment on solubility

Solubility of 2-methylpenta-1,4-diene

2-methylpenta-1,4-diene, a diene hydrocarbon, exhibits interesting solubility characteristics due to its chemical structure. Its solubility can be influenced by several factors, including polarity, molecular weight, and the presence of functional groups. Here are some key points to consider:

  • Hydrocarbon Nature: Being a hydrocarbon, 2-methylpenta-1,4-diene is generally nonpolar, which means it is more likely to dissolve in nonpolar solvents like hexane or benzene.

  • Water Solubility: As with many hydrocarbon compounds, 2-methylpenta-1,4-diene is expected to have low solubility in water. The nonpolar structure does not interact favorably with the polar water molecules.

  • Influence of Temperature: Solubility can also depend on temperature. Typically, nonpolar compounds have increased solubility at higher temperatures, although this behavior can vary.

  • Chain Length & Branching: The branched structure of the molecule can lead to steric hindrance, affecting its interaction with solvents. This can further influence solubility patterns in various solvents.

In conclusion, while 2-methylpenta-1,4-diene is soluble in nonpolar solvents, it is classified as insoluble in water, making it important to consider the solvent choice for any practical applications or experiments involving this compound.

Interesting facts

Interesting Facts About 2-Methylpenta-1,4-diene

2-Methylpenta-1,4-diene is an intriguing organic compound with a unique structure and reactivity. Here are some interesting aspects of this compound:

  • Structure: This compound features a linear chain of carbon atoms with two double bonds, which places it in the category of conjugated dienes. The positioning of the double bonds at the 1st and 4th carbon atoms allows for interesting geometric isomerism.
  • Reactivity: Due to its conjugated system, 2-methylpenta-1,4-diene exhibits enhanced stability compared to isolated double bonds. It is more reactive in electrophilic addition reactions, making it a valuable intermediate in organic synthesis.
  • Synthesis: This compound can be synthesized through various methods, including the dehydrohalogenation of haloalkanes or by using Diels-Alder reactions with suitable dienophiles.
  • Applications: 2-Methylpenta-1,4-diene serves as an important building block in the production of polymers and other complex organic molecules. Its use in the petrochemical industry is noteworthy, giving rise to various applications in materials science.
  • Biological Importance: Compounds related to 2-methylpenta-1,4-diene are often found in natural products and can exhibit interesting biological activities. Such compounds may contribute to the scent or flavor profiles of certain plants.
  • Historical Significance: The study of conjugated dienes has significantly influenced the development of theoretical concepts in chemistry, particularly in reaction mechanisms and the understanding of electrophilic additions.

In conclusion, 2-methylpenta-1,4-diene is not just a compound of interest due to its structure but also for its wide range of applications and implications in both synthetic and natural chemistry. Its properties serve as a gateway for further exploration in organic synthesis, making it a compound worth studying in-depth.

Synonyms
2-METHYL-1,4-PENTADIENE
763-30-4
2-Methylpenta-1,4-diene
1,4-Pentadiene, 2-methyl-
BRN 1697214
TG8TS4U1ST
EINECS 212-109-2
DTXSID80227172
4-01-00-01020 (Beilstein Handbook Reference)
DTXCID80149663
inchi=1/c6h10/c1-4-5-6(2)3/h4h,1-2,5h2,3h
MFCD00008601
UNII-TG8TS4U1ST
2-Methyl-1,4-pentadiene, 99%
AKOS015912615
M0616
NS00037774
T72918