Sequential Aza-Claisen rearrangement and ring-closing metathesis as a route to 1-benzazepine derivatives
D Ghosh, L Thander, SK Ghosh, SK Chattopadhyay
Index: Ghosh, Debalina; Thander, Latibuddin; Ghosh, Sanjay K.; Chattopadhyay, Shital K. Synlett, 2008 , # 19 p. 3011 - 3015
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Citation Number: 7
Abstract
The thermal rearrangement of N-allylanilines require drastic conditions compared to corresponding aryl allyl ethers. [¹5] However, such rearrangements usually proceed with significant rate enhancement under protic or Lewis acid catalysis. [¹6] It has further been observed that the presence of an additional N-alkyl group in the N-allylaniline moiety greatly enhances the rate of an aromatic aza-Claisen rearrangement. [¹7] This led us to consider selective monorearrangement of ...
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