Chemistry Forums for Students > Physical Chemistry Forum
Resonance forms of pyracyclene
Enthalpy:
--- Quote from: Orcio_87 on November 09, 2022, 04:03:39 PM ---It looks like it fullfils the Huckel's rule, so all four structures should be equal.
--- End quote ---
I don't grab this logic. Does Hückel's rule tell anything more than "aromatic"? In 1,2-dichlorobenzene, I don't expect both forms to be equally probable.
njoyeux:
--- Quote from: Enthalpy on November 10, 2022, 06:09:41 AM ---
--- Quote from: Orcio_87 on November 09, 2022, 04:03:39 PM ---It looks like it fullfils the Huckel's rule, so all four structures should be equal.
--- End quote ---
I don't grab this logic. Does Hückel's rule tell anything more than "aromatic"? In 1,2-dichlorobenzene, I don't expect both forms to be equally probable.
--- End quote ---
I don't grab the logic either.
Plus, on the following research paper pyracylene is described as a bordeline case of aromaticity.
https://pubs.acs.org/doi/pdf/10.1021/ja012541%2B
What does that tell us?
Navigation
[0] Message Index
[*] Previous page
Go to full version