SEARCH Articles Figures Tables Aromatic Substitution by Electrophiles (Lewis Acids, E 2 Electrophilic Substitutions in Syntheses of Benzene erivatives Electrophilic substitution, aromatic Lewis acids Lewis Acid-Mediated Electrophilic Substitutions Lewis acid catalysis of electrophilic substitution reaction Nucleophilic Substitutions Using Lewis Acidic Fe Catalysts Nucleophilic substitution Lewis acid-mediated