Synthesis 2017; 49(23): 5224-5230
DOI: 10.1055/s-0036-1588546
paper
© Georg Thieme Verlag Stuttgart · New York

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

Jayant Rathod
a   Division of Organic Chemistry, CSIR-National Chemical Laboratory, Dr. Homi Bhabha Road, Pune-411008, India   eMail: pk.tripathi@ncl.res.in
b   Academy of Scientific and Innovative Research (AcSIR), New Delhi-110025, India
,
Brijesh M. Sharma
a   Division of Organic Chemistry, CSIR-National Chemical Laboratory, Dr. Homi Bhabha Road, Pune-411008, India   eMail: pk.tripathi@ncl.res.in
b   Academy of Scientific and Innovative Research (AcSIR), New Delhi-110025, India
,
Pramod S. Mali
c   Central NMR Facility, National Chemical Laboratory, Pune-411008, India
,
Pradeep Kumar*
a   Division of Organic Chemistry, CSIR-National Chemical Laboratory, Dr. Homi Bhabha Road, Pune-411008, India   eMail: pk.tripathi@ncl.res.in
b   Academy of Scientific and Innovative Research (AcSIR), New Delhi-110025, India
› Institutsangaben
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).
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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.

Supporting Information