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[18]Annulene

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Identification
Molecular formula
C18H18
CAS number
2250-69-3
IUPAC name
octacyclo[14.10.2.27,10.02,15.03,8.09,14.020,28.023,27]triaconta-1(26),2(15),3,5,7,9,11,13,16,18,20(28),21,23(27),24,29-pentadecaene
State
State

At room temperature, [18]Annulene exists as a solid due to its stable, large aromatic system, which is common among annulenes.

Melting point (Celsius)
42.00
Melting point (Kelvin)
315.15
Boiling point (Celsius)
160.00
Boiling point (Kelvin)
433.15
General information
Molecular weight
222.35g/mol
Molar mass
222.3480g/mol
Density
1.1000g/cm3
Appearence

[18]Annulene is a deep red crystalline compound. It is known for exhibiting aromatic properties and has a distinct appearance characteristic of aromatic hydrocarbons.

Comment on solubility

Solubility Insights of Octacyclo[14.10.2.27,10.02,15.03,8.09,14.020,28.023,27]triaconta-1(26),2(15),3,5,7,9,11,13,16,18,20(28),21,23(27),24,29-pentadecaene

The solubility of octacyclo[14.10.2.27,10.02,15.03,8.09,14.020,28.023,27]triaconta-1(26),2(15),3,5,7,9,11,13,16,18,20(28),21,23(27),24,29-pentadecaene is markedly affected by its complex cyclic structure. As emphasized by its intricate arrangement, the solubility can be summarized through the following key points:

  • Polarity: The compound's structural features, which include multiple interconnected cycloalkanes, suggest reduced polarity. Generally, nonpolar compounds are less soluble in polar solvents.
  • Solvent Compatibility: It might show better solubility in nonpolar solvents such as hexane or toluene, while it is likely to be poorly soluble in water.
  • Molecular Size: The large size of the molecule may hinder solvation, contributing to lower solubility in various media.
  • Temperature Effect: Solubility can also vary with temperature, and higher temperatures may increase the solubility of this compound in organic solvents.

In summary, the solubility behavior of octacyclo[14.10.2.27,10.02,15.03,8.09,14.020,28.023,27]triaconta-1(26),2(15),3,5,7,9,11,13,16,18,20(28),21,23(27),24,29-pentadecaene can be quite complex and is a reflection of its unique molecular architecture. Understanding the nuances of its solubility provides insight into its potential applications and interactions within different environments.

Interesting facts

Interesting Facts about Octacyclo[14.10.2.27,10.02,15.03,8.09,14.020,28.023,27]triaconta-1(26),2(15),3,5,7,9,11,13,16,18,20(28),21,23(27),24,29-pentadecaene

Octacyclo[14.10.2.27,10.02,15.03,8.09,14.020,28.023,27]triaconta-1(26),2(15),3,5,7,9,11,13,16,18,20(28),21,23(27),24,29-pentadecaene is an intriguing compound that showcases the fascinating world of cyclic hydrocarbons. Here are some captivating aspects of this complex molecule:

  • Cyclic Structure: This compound features a unique structure characterized by a plethora of interlinked carbon rings. Such intricate compound frameworks challenge our understanding of molecular geometry and stability.
  • Hydrocarbon Complexity: It belongs to a class of hydrocarbons, primarily composed of carbon and hydrogen, reflecting astonishing diversity in organic chemistry.
  • Potential Applications: Due to its structural complexity, this compound may hold promise in various fields, including materials science, photonic devices, and energy storage, where unique electronic properties are required.
  • Research Significance: Studying such a compound provides chemists with insight into the principles of stability in multi-cyclic molecules, which can inspire new synthetic pathways.
  • Visualizing Molecules: Understanding octacyclic structures pushes the boundaries of molecular visualization techniques, which are essential for modern chemistry.

In conclusion, the study of octacyclo[14.10.2.27,10.02,15.03,8.09,14.020,28.023,27]triaconta-1(26),2(15),3,5,7,9,11,13,16,18,20(28),21,23(27),24,29-pentadecaene not only enhances our knowledge of complex cyclic hydrocarbons but also invites new discussions about their potential roles in advancing technology and materials design.

Synonyms
Pyreno(4,5-e)pyrene
TETRABENZO(DE,HI,MN,QR)NAPHTHACENE
385-13-7
Pyreno(1',2':1,2)pyrene
Tetrabenzo[de,hi,mn,qr]naphthacene
DTXSID10191817
tetra-BN
DTXCID50114308
tetrabenz(de,hi,mn,qr)naphthacene