SEARCH Articles Figures Tables Chlorination free-radical substitution Free radical aromatic substitution Free radical substitution Free radical substitution Free radical substitutions of heteroaromatic Free radical substitutions of heteroaromatic compounds Free radicals substitution homolytic bimolecular reactions Free radicals, stability substitution Free-radicals substitution, definition Heteroaromatic compounds, free-radical substitutions Norman, R. O. C., Radda, G. K., Free-Radical Substitution of Heteroaromatic Radicals 3-substituted Substitution radical Substitution reactions free radical Substitutions Involving Aryl Free Radicals Substitutions of Heteroaromatic Bases by Nucleophilic Carbon Free Radicals