The optically active complex [(-)-diop]Rh(mu(2)-H)(2)WCp2}PF6 was prepared and characterized. In four different models of enantioselective catalysis the complex gave the same enantioselectivity as the catalysts [Rh(cod)Cl](2)/(-)-diop and [Rh(cod)Cl](2)/(-)-diop/Cp2WH2. (C) 1999 Elsevier Science S.A. All rights reserved.
Highly Enantioselective Isomerization of 4,7-Dihydro-1,3-dioxepins Catalyzed by Me-DuPHOS-Modified Dihalogenonickel Complexes and Determination of the Absolute Configuration of the Isomerization Products