Scheme 6 (a) Synthesis of hexa-peri-hexabenzocoronenes 23 from hexaphenylbenzenes 23a.
(b, b
0 ) Representations of 23a and 23, respectively. (c) STM image of 23 without substituents
Fig. 4 Large polycyclic aromatic hydrocarbons
Graphene as a Target for Polymer Synthesis
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