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Cyclohexene

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Identification
Molecular formula
C6H10
CAS number
110-83-8
IUPAC name
cyclohexene
State
State

Cyclohexene is typically found as a liquid at room temperature due to its low melting point and relatively low boiling point for an organic compound.

Melting point (Celsius)
-103.50
Melting point (Kelvin)
169.65
Boiling point (Celsius)
83.00
Boiling point (Kelvin)
356.15
General information
Molecular weight
82.14g/mol
Molar mass
82.1430g/mol
Density
0.8110g/cm3
Appearence

Cyclohexene is a colorless liquid. It possesses a distinct, sweet odor similar to chloroform.

Comment on solubility

Solubility of Cyclohexene

Cyclohexene, with the chemical formula C6H10, is an unsaturated cyclic hydrocarbon known for its distinctive ring structure. When considering the solubility characteristics of cyclohexene, several key points come into play:

  • Polar vs. Non-Polar: Cyclohexene is a non-polar compound due to its hydrocarbon nature. This means it exhibits solubility behavior typical of non-polar substances.
  • Solvent Compatibility: It is soluble in non-polar solvents such as:
    • Hexane
    • Benzene
    • Toluene
  • Limited Polar Solubility: Cyclohexene has poor solubility in polar solvents such as water. This is primarily due to the **"like dissolves like"** principle, which highlights that non-polar molecules tend to dissolve well in non-polar solvents and vice versa.

In summary, cyclohexene's solubility is significantly influenced by its non-polar characteristics, allowing it to effectively dissolve in substances that share similar properties while being sparingly soluble in polar solvents. Understanding this behavior is crucial for applications involving reaction mediums or solvent choices in chemical syntheses involving cyclohexene.

Interesting facts

Cyclohexene: An Insight into a Unique Organic Compound

Cyclohexene is an intriguing compound with a rich history and a variety of applications in both research and industry. As a colorless liquid that exhibits a distinctive smell, it is well-known in the world of organic chemistry. Here are some fascinating facts about cyclohexene:

  • Structure: Cyclohexene features a six-membered carbon ring with one double bond, making it a member of the cycloalkene family. This structural aspect gives it unique reactivity and properties compared to its saturated counterpart, cyclohexane.
  • Reactivity: Due to the presence of the double bond, cyclohexene readily participates in various chemical reactions such as hydrogenation, halogenation, and oxidation. This versatility allows it to be synthesized into many useful derivatives.
  • Industrial Applications: Cyclohexene is employed as a precursor in the production of nylon and other polymers. Its derivatives are utilized in the manufacture of plastics, resins, and other synthetic materials.
  • Natural Occurrence: Interestingly, cyclohexene can be found naturally in some essential oils, contributing to their aroma and flavor profiles. This makes it valuable not only in chemistry but also in the fragrance industry.
  • Historical Significance: First synthesized in the mid-19th century, cyclohexene has played an essential role in advancing organic chemistry, offering insights into the behavior of unsaturated hydrocarbons.

As you delve into the world of cyclohexene, you will discover the balance between its reactivity and stability. Such characteristics not only make cyclohexene an essential compound in laboratories but also a foundational molecule that impacts various sectors. Just remember, "In chemistry, as in life, it’s often the simplest compounds that hold the most complexity.”

Synonyms
CYCLOHEXENE
110-83-8
Tetrahydrobenzene
Cyclohex-1-ene
Benzene tetrahydride
1,2,3,4-Tetrahydrobenzene
Benzenetetrahydride
Hexanaphthylene
Cykloheksen
Benzene, tetrahydro-
1-Cyclohexene
3,4,5,6-Tetrahydrobenzene
Zyklohexen
Cykloheksen [Polish]
NSC 24835
HSDB 1624
EINECS 203-807-8
UNII-12L0P8F7GN
UN2256
BRN 0906737
12L0P8F7GN
CCRIS 8739
CHEBI:36404
AI3-03146
CYCLOHEXENE [MI]
NSC-24835
CYCLOHEXENE [HSDB]
UN 2256
DTXSID9038717
EC 203-807-8
4-05-00-00218 (Beilstein Handbook Reference)
perdeutero cyclohexene
CYKLOHEKSEN (POLISH)
25012-94-6
MFCD00001539
cylcohexene
cyclo hexene
cyclo-hexene
cyclohexane N
Cyclohex1ene
2-cyclohexen
Benzene, tetrahydro
CYCLOHEXENE RING
1,3,4-Tetrahydrobenzene
WLN: L6UTJ
1,2,3,4Tetrahydrobenzene
3,4,5,6Tetrahydrobenzene
Cyclohexene (ACGIH:OSHA)
CHEMBL16396
Cyclohexene, analytical standard
DTXCID7018717
NSC24835
MSK3551-100M
STL445673
AKOS000119959
AKOS025243963
BP-31020
FC145503
Cyclohexene [UN2256] [Flammable liquid]
Cyclohexene Solution in Methanol, 100ug/mL
NS00008978
EN300-19682
A802251
Cyclohexene, inhibitor-free, ReagentPlus(R), 99%
Q413328
F0001-0225
Z104474726
Cyclohexene, contains 100 ppm BHT as inhibitor, >=99.0%
203-807-8