Mesoionic bora-tetraazapentalenes--fully reversible two step redox systems.
Bora-tetraazapentalenes have been synthesised and characterized; the radical anion shows an unusual thermodynamic stability (semiquinone formation constants K(SEM) of ca. 10(14)).
Institute of Organic and Macromolecular Chemistry, Friedrich Schiller University, Lessingstr. 8, D-07743 Jena, Germany.
Tillmann
T
Gebauer
Rainer
R
Beckert
Dieter
D
Weiss
Katrin
K
Knop
Christian
C
Käpplinger
Helmar
H
Görls