Synfacts 2009(8): 0898-0898  
DOI: 10.1055/s-0029-1217488
Metal-Mediated Synthesis
© Georg Thieme Verlag Stuttgart ˙ New York

NHC-Catalyzed Boron Conjugate Additions to α,β-Unsaturated Carbonyl Compounds

Contributor(s): Paul Knochel, Tobias Thaler
K.-s. Lee, A. R. Zhugralin, A. H. Hoveyda*
Boston College, Chestnut Hill, USA
Further Information

Publication History

Publication Date:
23 July 2009 (online)

Significance

A novel efficient method for the formation of C-B bonds is reported. This method is based on a metal-free N-heterocyclic carbene catalyzed conjugate addition of bis(pinacolato)diboron to cyclic and acyclic α,β-unsaturated carbonyls, including lactones, esters, and ketones.