Photocatalytic Asymmetric Acyl Radical Truce–Smiles Rearrangement for the Synthesis of Enantioenriched α‐Aryl Amides
Abstract: The radical Truce–Smiles rearrangement is a straightforward strategy for incorporating aryl groups into organic molecules for which asymmetric processes remains rare. By employing a readily available and non‐expensive chiral auxiliary, we developed a highly efficient asymmetric photocatalytic acyl and alkyl radical Truce–Smiles rearrangement of α‐substituted acrylamides using tetrabutylammonium decatungstate (TBADT) as a hydrogen atom–transfer photocatalyst, along with aldehydes or C−H containing precursors. The rearranged products exhibited excellent diastereoselectivities (7: 1 to >98: 2 d.r.) and chiral auxiliary was easily removed. Mechanistic studies allowed understanding the transformation in which density functional theory (DFT) calculations provided insights into the stereochemistry‐determining step.
- Location
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Deutsche Nationalbibliothek Frankfurt am Main
- Extent
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Online-Ressource
- Language
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Englisch
- Bibliographic citation
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Photocatalytic Asymmetric Acyl Radical Truce–Smiles Rearrangement for the Synthesis of Enantioenriched α‐Aryl Amides ; day:06 ; month:08 ; year:2024 ; extent:10
Angewandte Chemie / International edition. International edition ; (06.08.2024) (gesamt 10)
- Creator
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Ma, Wei‐Yang
Leone, Matteo
Derat, Etienne
Retailleau, Pascal
Reddy, Chada Raji
Neuville, Luc
Masson, Géraldine
- DOI
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10.1002/anie.202408154
- URN
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urn:nbn:de:101:1-2408071424124.843587021613
- Rights
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Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
- Last update
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14.08.2025, 10:53 AM CEST
Data provider
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Associated
- Ma, Wei‐Yang
- Leone, Matteo
- Derat, Etienne
- Retailleau, Pascal
- Reddy, Chada Raji
- Neuville, Luc
- Masson, Géraldine