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Aromaticity and Antiaromaticity in Five-Membered C4H4X Ring Systems: “Classical” and “Magnetic” Concepts May Not Be “Orthogonal”

✍ Scribed by Prof. Dr. Paul von Ragué Schleyer; Dipl.-Chem. Haijun Jiao; Dipl.-Chem. Bernd Goldfuss; Prof. Peter K. Freeman


Book ID
102726857
Publisher
John Wiley and Sons
Year
1995
Tongue
English
Weight
529 KB
Volume
34
Category
Article
ISSN
0044-8249

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✦ Synopsis


COMMUNICATIONS

isotropy of transition structure 2 for the stepwise reaction ( -47.8) is essentially identical with that of 3a (-47.9) when the MP2 geometries are used for both. Hence, all the magnetic criteria agree that 2 and 3a do not differ significantly in their