Diaryl ketones and chalcones are obtained in good yields by palladium-catalyzed carbonylative coupling of diaryliodonium salts and (E)-phenylethenyl(phenyl)iodonium tetrafluoroborates with potassium aryltrifluoroborates in an atmosphere of carbon monoxide under mild conditions.
M. Xia and Z. Chen, J. Chem. Res. (S), 1999, 400 DOI: 10.1039/A900963I
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