| abstract |
The invention relates to a method (P) for preparing a compound of formula (I), including reacting a compound of formula Ar 1 -X with a compound of formula Ar 1 -Y in the presence of at least one oxygen source, a catalyst including iron and/or copper and a ligand, a base, and optionally a solvent, where: Ar 1 and Ar 2 , which are identical or different, are: an optionally substituted mono- or polycyclic aryl including 6 to 14 carbon atoms, or an optionally substituted mono- or polycyclic heteroaryl including 5 to 12 carbon atoms; and X and Y, which are identical or different, are a halogen atom. |