Illustrated Glossary of Organic Chemistry
Anti
aromaticity
:
Special
molecular
instability associated with a closed loop of adjacent, parallel, overlapping
p
orbitals
containing 4n
pi electrons
(n = 0, 1, 2, 3, etc.).
Cyclobutadiene
Anti
aromatic
Benzene
Aromatic
Furan
Aromatic
Cyclooctatetraene
Nonaromatic
Related terms:
Huckel's rule
,
cyclopropenyl cation
,
cyclopentadienyl cation
,
cyclopentadienyl anion
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