An insoluble polymer-bound bis-oxazoline copper(II) complex: A highly efficient heterogeneous catalyst for the enantioselective Mukaiyama aldol reaction
S. Orlandi et al., An insoluble polymer-bound bis-oxazoline copper(II) complex: A highly efficient heterogeneous catalyst for the enantioselective Mukaiyama aldol reaction, ANGEW CHEM, 40(13), 2001, pp. 2519