Phenalenyls, Cyclopentadienyls, and Other Carbon-Centered Radicals - Stable Radicals: Fundamentals and Applied Aspects of Odd-Electron Compounds - page 98

(a)

(b)

Figure 3.17 Topological isomers of the azaphenalenyl ( APLY ) system. (a) -

incorporated APLY s,andtheirspindensitydistributions.CalculationscarriedoutattheSVWM/6-31G**//SVWM/
6-31G**leveloftheory.

α -incorporated APLY s, (b) β

NO 2 NO 2

Sn
SnCl 4 ·2H 2 O

NH 2 NH 2

N N

t -BuCHO
cat Pt/C

N NH

PbO 2

TBDAP

1,3-diazaphenalene

Scheme 3.5 Synthetic method for TBDAP