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Synthesis 2017; 49(23): 5224-5230
DOI: 10.1055/s-0036-1588546
DOI: 10.1055/s-0036-1588546
paper
Tf2NH-Catalyzed 1,6-Conjugate Addition of Vinyl Azides with p-Quinone Methides: A Mild and Efficient Method for the Synthesis of β-Bis-Arylamides
J. R and B. M. S thank the Council of Scientific and Industrial Research (CSIR), New Delhi for a Senior Research Fellowship. Dr. P. R. Rajamohanan [CSIR-NCL)] is thanked for NMR support, Ms. B. Santhakumari (CSIR-NCL) for the HRMS data; P. K also thanks the Council of Scientific and Industrial Research (CSIR), New Delhi for financial support as part of XII Five Year Plan under the title ORIGIN (CSC0108).Weitere Informationen
Publikationsverlauf
Received: 19. Juli 2017
Accepted after revision: 19. Juli 2017
Publikationsdatum:
22. August 2017 (online)
Abstract
Tf2NH-catalyzed tandem 1,6-conjugate addition/Schmidt type rearrangement using vinyl azides and p-quinone methides to access a variety of β-bis-arylated amides is reported. The method is quick, efficient, mild, and high yielding with broad substrate scope.
Key words
vinyl azide - p-quinone methide - Brønsted acid - 1,6-conjugate addition - rearrangement - β-bis-arylamidesSupporting Information
- Supporting information for this article is available online at https://doi.org/10.1055/s-0036-1588546.
- Supporting Information
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