Figure 3From: Edge-Functionalization of Pyrene as a Miniature Graphene via Friedel–Crafts Acylation Reaction in Poly(Phosphoric Acid) a 1H NMR (CDCl3) spectrum of pyrene-g-(TMPBA) n ; b 13C NMR (CDCl3) spectrum of pyrene-g-(TMPBA) n Back to article page