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Rare Earth Metal Catalyzed Cross-Coupling of Isocyanides
W.-X. Zhang, M. Nishiura, Z. Hou*
RIKEN Advanced Science Institute, Saitama, Japan and Peking University, Beijing, P. R. of China
22 January 2009 (online)
Rare-earth metal half-sandwich complexes bearing a silylene-linked Cp-amido-ligand have been found to serve as efficient catalysts for the catalytic cross-coupling between terminal alkynes and alkyl isocyanides to form 1-aza-1,3-enynes in unprecedented Z-selectivity.