N-iodo-succinimide; acetic acid in methanol T=20°C; 2 h; Inert atmosphere;

1: With diethylzinc; 1-tert-butyl-4,4,4-tris(dimethylamino)-2,2-bis[tris(dimethylamino)-phosphoranylidenamino]-2Λ54Λ5-catenadi(phosphazene) in hexane; N,N-dimethyl acetamide T=20°C; 24 h; Inert atmosphere; 2: With chloranil in hexane; N,N-dimethyl acetamide T=20°C; 20 h; Inert atmosphere;

N-iodo-succinimide; acetic acid in methanol Iodination;

copper

potassium fluoride in water; N,N-dimethyl-formamide T=140°C; 0.05 h; Microwave irradiation;

copper T=200°C;

1: copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); diisopropylamine / toluene / 48 h / 20 °C / Inert atmosphere 2: methanol; potassium hydroxide / tetrahydrofuran / 1 h / 20 °C / Inert atmosphere View Scheme