SEARCH Articles Figures Tables Anthracene derivatives, Bradsher Bradsher cyclization Bradsher cycloaddition Bradsher reaction Bradsher reaction mechanism Bradsher reagent Bradsher, C. K., Cationic Polar Bradsher, C. K., Cationic Polar Cycloaddition Bradsher’s reagent Cycloadditions Bradsher Intermolecular Bradsher cycloaddition Intramolecular Bradsher cyclization Isoquinolinium salts, Bradsher reaction