Complexes having optically active ligands, a process for...

Details Complexes having optically active ligands, a process for... Complexes having optically active ligands, a process for...

C - Chemistry, Metallurgy

07

C

260/351, 260/426

C07C 209/66 (2006.01) C07C 211/21 (2006.01) C07C 211/28 (2006.01) C07D 317/20 (2006.01) C07D 407/14 (2006.01) C07F 7/00 (2006.01)

Patent

CA 2011584

6-17485/1+2/= Complexes having optically active ligands, a process for their preparation and their use Abstract Compounds of the formula I Image (I) in which Me is Ti, Zr or Hf, R1 is a group transferable to aldehyde, keto or imine groups, for example methyl, allyl, vinyl or the radical of an enol or enamine, R2 is, for example, cyclopentadienyl, R3 and R4 are, for example, H or alkyl, R5 is, for example, phenyl and the C(1) and C(2) atoms are chiral and have predominantly one configuration, are suitable for use as chiral reactants for aldehydes, ketones and imines for the preparation of both enantiomers of secondary or tertiary alcohols or tertiary amines.

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