Charged Möbius Annulenes
The charged annulene
C
9
H
9
+
has NICS: -13.4 ppm
HOMO
shows a characteristic rotaxane-like nature.
M. Mauksch, V. Gogonea, H. Jiao and P. v. R. Schleyer
Angew. Chemie Int. Edition
, 1998,
37
, 2395.
© H. S. Rzepa, 2002.