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Treatment of ICF2CF2OCF2CF2SC2F (1) with organic halides in the presence of copper powder in a co-solvent DMF/HMPA( V/V= 1:1) gave the corresponding trifluoromethylated compounds in good to excellent yields. A copper induced single electron transfer reaction mechanism is proposed.
Treatment of ICF2CF2OCF2CF2SC2F (1) with organic halides in the presence of copper powder in a co-solvent DMF / HMPA (V / V = 1: 1) gave the corresponding trifluoromethylated compounds in good to excellent yields. mechanism is proposed.