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Keywords:

  • copper;
  • fluorine;
  • haloarenes;
  • aromatic trifluoromethylation;
  • organometallic compounds
Thumbnail image of graphical abstract

Give me an F: Exceptionally easy to make in over 90 % yield (see scheme) and air-stable in the solid state, [(Ph3P)3Cu(CF3)] is a remarkable example of a rarely encountered well-defined Cu(I) trifluoromethylating agent and a convenient starting material for the synthesis of other CuCF3 complexes, such as [(phen)Cu(PPh3)(CF3)].