Trifluoroacetic anhydride—catalyzed conjugate addition of boronic acids to α,β-unsaturated ketones
作者:Silvia Roscales、Ángela Rincón、Eduardo Buxaderas、Aurelio G. Csákÿ
DOI:10.1016/j.tetlet.2012.06.105
日期:2012.8
The conjugate addition of boronic acids to α,β-unsaturated ketones catalyzed by acylating reagents has been explored. The results show that trifluoroacetic anhydride catalyzes the addition of vinylboronic acids under experimentally simple and metal-free conditions for a variety of substrates with good yields.