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Beilstein J. Org. Chem. 2011, 7, 1486–1493, doi:10.3762/bjoc.7.172
Graphical Abstract
Scheme 1: Proline-catalyzed direct enantioselective α-aminoxylation of aldehydes.
Figure 1: Polystyrene-immobilized hydroxyproline 1a.
Scheme 2: Preparation of the immobilized catalysts 1a and 1b.
Scheme 3: Direct enantioselective α-aminoxylation of propanal catalyzed by resins 1a and 1b.
Figure 2: Experimental setup for the continuous-flow α-aminoxylation of aldehydes.
Beilstein J. Org. Chem. 2009, 5, No. 56, doi:10.3762/bjoc.5.56
Figure 1: Biologically active diarylmethanol derivatives.
Figure 2: Structures of (R)-1,1,2-triphenyl-2-(piperidin-1-yl)ethanol (1) and its polystyrene-immobilized ana...
Scheme 1: Generation of the mixed ArZnEt species from a boronic acid and Et2Zn.
Scheme 2: Generation of the mixed ArZnEt species from a triarylboroxin and Et2Zn.
Scheme 3: Synthesis of the immobilized amino alcohol 2.
Scheme 4: Phenylation of tolualdehyde catalyzed by 2.
Figure 3: Experimental set-up for the continuous flow experiments. (A) Schematic representation and (B) Actua...
Scheme 5: Continuous flow enantioselective preparation of diarylmethanols.