Triphenylphosphine, iodide and -chloro-arylsulfonamides could generate amidyl radicals EDA (Electron Donor-Acceptor) complexes under visible light irradiation, and this strategy enables the synthesis of valuable δ-chloro-arylsulfonamide and -arylsulfonylpyrrolidine motifs in moderate yields. This blue LED-induced method utilizes more readily available reagents, providing advantages in terms of cost efficiency, broad substrate scope, and functional-group compatibility.
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