A straightforward route to helically chiral N-heteroaromatic compounds: Practical synthesis of racemic 1,14-diaza[5]helicene and optically pure 1- and 2-aza[6]helicenes

Authors
Cisarova, Ivana
Saman, David
Stary, Ivo
Stara, Irena G.
Tichy, Milos
Vojtisek, Pavel
Teply, Filip
Misek, Jiri