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Cycloheptatriene

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Identification
Molecular formula
C7H8
CAS number
544-25-2
IUPAC name
cyclohepta-1,3,5-triene
State
State

At room temperature, cycloheptatriene is in a liquid state. It is a nonpolar compound and is typically used in chemical research settings.

Melting point (Celsius)
-5.50
Melting point (Kelvin)
267.65
Boiling point (Celsius)
117.00
Boiling point (Kelvin)
390.15
General information
Molecular weight
92.14g/mol
Molar mass
92.1380g/mol
Density
0.8900g/cm3
Appearence

Cycloheptatriene appears as a colorless, volatile liquid. It has a characteristic odor and is miscible with organic solvents, but immiscible with water.

Comment on solubility

Solubility of Cyclohepta-1,3,5-triene

Cyclohepta-1,3,5-triene, a compound with a unique structure, exhibits interesting solubility characteristics that can be summarized as follows:

  • Non-polar Nature: Due to its ring structure and unsaturation, cyclohepta-1,3,5-triene is generally considered a non-polar molecule.
  • Solvents: It is typically soluble in non-polar solvents such as:
    • Hexane
    • Toluene
    • Benzene
  • Limited Water Solubility: Cyclohepta-1,3,5-triene has negligible solubility in water due to the stark contrast between its non-polar characteristics and the polar nature of water.

In summary, cyclohepta-1,3,5-triene is a compound that prefers to dissolve in non-polar environments rather than polar solvents. This behavior is consistent with the principle of "like dissolves like," emphasizing the importance of molecular structure in determining solubility.

Interesting facts

Exploring Cyclohepta-1,3,5-triene: A Fascinating Compound

Cyclohepta-1,3,5-triene is a remarkable organic compound that belongs to the class of cyclic hydrocarbons known as polyenes. Here are some fascinating aspects of this compound:

  • Cyclic Structure: This compound features a seven-membered carbon ring, which contributes to its unique chemical properties. The alternating double bonds give it a characteristic reactivity pattern.
  • Stability Considerations: While cyclohepta-1,3,5-triene may not be as stable as aromatic compounds such as benzene, its structure allows for interesting resonance forms, which can impact its reactivity in various chemical reactions.
  • Reaction Mechanisms: The presence of multiple double bonds in cyclohepta-1,3,5-triene makes it prone to addition reactions. This property is useful in synthetic organic chemistry for building more complex molecules.
  • Applications in Research: Scientists often study compounds like cyclohepta-1,3,5-triene to understand reaction mechanisms and develop new synthetic methods. Its structure can serve as a model for exploring the behavior of cyclic polyenes in various chemical contexts.
  • Reactivity with Electrophiles: Cyclohepta-1,3,5-triene can undergo electrophilic additions due to the high electron density of its double bonds, making it a subject of interest in the study of electrophilic aromatic substitution.

In summary, cyclohepta-1,3,5-triene serves as a prime example of the interplay between structure and reactivity in organic chemistry. As a research tool, its unique properties allow chemists to gain insights into the behavior of unsaturated hydrocarbons, making it a vital component in the toolkit of modern organic synthesis.

Synonyms
Cycloheptatriene
Cyclohepta-1,3,5-triene
1,3,5-CYCLOHEPTATRIENE
Tropilidine
Cycloheptatrien
Zykloheptatrien
Tropyliden
1H-[7]annulene
Tropilidin
EINECS 208-866-3
UN2603
P58Q106NTF
UNII-P58Q106NTF
DTXSID5073909
CHEBI:37519
1H-(7)annulene
UN 2603
1,3,5Cycloheptatriene
DTXCID7041708
chvjitgcyzjhlr-uhfffaoysa-n
inchi=1/c7h8/c1-2-4-6-7-5-3-1/h1-6h,7h
544-25-2
Tropilidene
Tropiliden
Cycloheptatriene; Tropiliden; Tropilidene
Cycloheptatriene, 95%
DTXSID50189016
BBL027452
MFCD00004146
STL373480
AKOS000121113
FC60817
DB-052570
NS00022348
D89271
Cycloheptatriene [UN2603] [Flammable liquid]
A830174
Q421640