What is... aromaticity: a critique of the concept of aromaticity-can it really be defined?
Aromaticity has been a basic concept in chemistry for many years, yet it is poorly understood. This Feature Article introduces some questions regarding the concept, describes major paradigms in the field, and emphasizes the contradictions and paradoxes between these paradigms, and between different measures of aromaticity.
Stanger
Amnon
A
Schulich Faculty of Chemistry and The Lise Meitner-Minerva Center for Computational Quantum Chemistry, Technion-Israel Institute of Technology, Haifa 32000, Israel. stanger@tx.technion.ac.il