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Annulene

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Identification
Molecular formula
C20H15N
CAS number
204-86-4
IUPAC name
15-azapentacyclo[10.6.2.02,7.09,19.016,20]icosa-1(19),2,4,6,8,10,12(20),13,15,17-decaene
State
State

At room temperature, small annulenes are typically gaseous, while larger ones are usually solid.

This class of hydrocarbons is known for its aromatic properties, contributing to a distinctive state depending on molecular size.

Melting point (Celsius)
70.00
Melting point (Kelvin)
343.15
Boiling point (Celsius)
226.00
Boiling point (Kelvin)
499.15
General information
Molecular weight
258.36g/mol
Molar mass
258.3610g/mol
Density
1.1000g/cm3
Appearence
Annulenes are a group of hydrocarbons which are polycyclic and resemble naphthalene in structure.
  • They appear as monocyclic aromatic hydrocarbons.
  • These compounds are typically aromatic or anti-aromatic depending on their structure and electron count.
Comment on solubility

Solubility of 15-azapentacyclo[10.6.2.02,7.09,19.016,20]icosa-1(19),2,4,6,8,10,12(20),13,15,17-decaene

When it comes to the solubility of 15-azapentacyclo[10.6.2.02,7.09,19.016,20]icosa-1(19),2,4,6,8,10,12(20),13,15,17-decaene, there are several interesting aspects to consider:

  • Organic Solvents: This compound is primarily insoluble in water due to its complex structure and hydrophobic nature. However, it may dissolve in various organic solvents such as:
    • Dichloromethane
    • Ethanol
    • Toluene
  • Temperature Dependency: The solubility of this compound may increase with temperature, which is common for many organic compounds. At higher temperatures, the kinetic energy can help disrupt intermolecular forces, potentially allowing for greater solubility.
  • Concentration Effects: As with many compounds, increasing concentrations of the dissolved material can lead to saturation. Beyond a certain point, you will observe precipitation, indicating that the solvent has reached its limits for dissolving the material.
  • Interactions with Solvents: The specific interactions between 15-azapentacyclo[10.6.2.02,7.09,19.016,20]icosa-1(19),2,4,6,8,10,12(20),13,15,17-decaene and the solvent molecules will also influence its solubility. These interactions can be governed by:
    • Hydrogen bonding
    • Van der Waals forces
    • Dipole-dipole interactions

In conclusion, while 15-azapentacyclo[10.6.2.02,7.09,19.016,20]icosa-1(19),2,4,6,8,10,12(20),13,15,17-decaene may have limited solubility in polar solvents like water, it finds greater compatibility in non-polar organic solvents under certain conditions. Understanding its solubility is essential for applications in synthesis and material science.

Interesting facts

Interesting Facts about 15-azapentacyclo[10.6.2.02,7.09,19.016,20]icosa-1(19),2,4,6,8,10,12(20),13,15,17-decaene

The compound 15-azapentacyclo[10.6.2.02,7.09,19.016,20]icosa-1(19),2,4,6,8,10,12(20),13,15,17-decaene showcases a fascinating structure due to its incorporation of a nitrogen atom in a mostly hydrocarbon framework. Here are some noteworthy aspects of this compound:

  • Cyclic Architectural Marvel: This compound contains an intricate system of interconnected rings, characteristic of its parent class of polycyclic compounds. The complexity of its structure can lead to unique chemical and physical properties.
  • Aza-Compounds: With the presence of a nitrogen atom, or "aza," this compound falls under a sub-category called aza-heterocycles, which often exhibit different reactivity compared to their all-carbon counterparts.
  • Potential Applications: Compounds with similar structures have been explored for their potential in various fields, including pharmaceuticals, materials science, and organic electronics. Research into their properties could lead to novel applications.
  • Research Interest: Chemists are particularly interested in the synthesis of such compounds, offering challenges and opportunities for innovative approaches in organic chemistry.
  • Stability and Reactivity: Due to its intricate ring system, the stability and reactivity of this compound could be strikingly different from those of simpler hydrocarbons, making it a subject worth studying.

Overall, 15-azapentacyclo[10.6.2.02,7.09,19.016,20]icosa-1(19),2,4,6,8,10,12(20),13,15,17-decaene stands as a remarkable example of the potential hidden within complex molecular structures, sparking curiosity and research into its many possibilities.

Synonyms
azabenzo(a)pyrene