| Literature DB >> 19334029 |
Arnold J Boersma1, Ben L Feringa, Gerard Roelfes.
Abstract
Taking the plunge: The first example of a Lewis acid catalyzed asymmetric Friedel-Crafts alkylation with olefins in water is described. By using loadings of a DNA-based copper catalyst as low as 0.15 mol %, good yields and excellent enantioselectivities were obtained in the reaction of alpha,beta-unsaturated 2-acyl imidazoles with heteroaromatic pi nucleophiles. dmbpy = 4,4'-dimethyl-2,2'-bipyridine.Entities:
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Year: 2009 PMID: 19334029 DOI: 10.1002/anie.200900371
Source DB: PubMed Journal: Angew Chem Int Ed Engl ISSN: 1433-7851 Impact factor: 15.336