Highly enantioselective Friedel-Crafts alkylations of pyrroles and indoles with alpha'-hydroxy enones under Cu(II)-simple bis(oxazoline) catalysis |
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Authors: | Palomo Claudio Oiarbide Mikel Kardak Bharat G García Jesús M Linden Anthony |
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Institution: | Departamento de Química Orgánica I, Facultad de Química, Universidad del País Vasco, Apdo. 1072, 20080 San Sebastián, Spain. qoppanic@sc.ehu.es |
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Abstract: | Remarkably high and regular enantioselectivities are obtained in Friedel-Crafts alkylation reactions involving alpha'-hydroxy enone templates and Cu(II)-bis(oxazoline) complexes as catalysts. The simple elaboration of adducts provides a route to enantioenriched aldehydes, carboxylic acids, and ketones containing the pyrrole and indole frameworks. |
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