Beilstein J. Org. Chem.2021,17, 11–21, doi:10.3762/bjoc.17.2
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Keywords: azine-fusedhelicenes; carbazole-based [6]helicenes; helical structures; Introduction
[n]Helicenes are polycyclic aromatic molecules with nonplanar screw-shaped helical skeletons formed by n-ortho-fused benzene or other aromatic rings. Their helical structure is a consequence of the steric
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Graphical Abstract
Scheme 1:
Overview of the synthetic methods for the carbazole-based heterohelicenes. i) Pd2dba3, xantphos, K3...