Asymmetric Friedel−Crafts Addition of Indoles to N-Sulfonyl Aldimines: A Simple Approach to Optically Active 3-Indolyl-methanamine Derivatives
The enantioselective copper(II)-catalyzed Friedel−Crafts addition of indoles to N-sulfonyl aldimines was developed using chiral bisoxazoline as ligands, and high enantioselectivities (up to 96% ee) were achieved.
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Veröffentlicht in: | Organic letters 2006-04, Vol.8 (8), p.1621-1624 |
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Hauptverfasser: | , , , , |
Format: | Artikel |
Sprache: | eng |
Online-Zugang: | Volltext |
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Zusammenfassung: | The enantioselective copper(II)-catalyzed Friedel−Crafts addition of indoles to N-sulfonyl aldimines was developed using chiral bisoxazoline as ligands, and high enantioselectivities (up to 96% ee) were achieved. |
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ISSN: | 1523-7060 1523-7052 |
DOI: | 10.1021/ol0602001 |