Patent ID: 6855657
Filing Date: 2005-02-15
Classification: B01J,C07B,C07C,C07F

Abstract:
1. A catalyst prepared by a process comprising: contacting a transition metal salt, or a complex thereof, and a ligand selected from the group consisting of compounds represented by the formula or its enantiomer: wherein each X and X′ is independently selected from the group consisting of: alkyl, aryl, substituted alkyl, substituted aryl, OR, SR, NR wherein each Z and Z wherein each Z′, Z″, Z wherein each A, A′, A wherein each B and B wherein each T is independently selected from the group consisting of: alkyl, substituted alkyl, aryl, substituted aryl, alkoxide, aryloxide, R, R′, R″, YR′, YR″, Y′R′ and Y″R″; or wherein two T groups together form an alkylene, arylene, alkylenediamino, arylenediamino, alkelenedioxyl or arylenedioxyl; wherein each T′ is independently selected from the group consisting of: alkyl, substituted alkyl, aryl, substituted aryl, alkoxide, aryloxide, R, R′, R″, YR′, YR″, Y′R′ and Y″R″; or wherein two T′ groups together form an alkylene, arylene, alkylenediamino, arylenediamino, alkelenedioxyl or arylenedioxyl; wherein each R, R′ and R″ is independently selected from the group consisting of: alkyl, substituted alkyl, aryl, aralkyl and alkaryl of 1 to 22 carbon atoms; or wherein two R groups, two R′ groups or two R″ group together form an alkylene or arylene group; wherein each Y, Y′ and Y″ is independently selected from the group consisting of: O, CH