posted on 2016-04-22, 00:00authored byVíctor Ortega, Aurelio G. Csákÿ
The
ring-opening of cyclopropane-1,1-dicarboxylates with vicinal donor
aryl groups by boronic acids and potassium organotrifluoroborates
under metal-free conditions has been developed. The reaction utilizes
trifluoroacetic acid or boron trifluoride as promoters.