Please use this identifier to cite or link to this item:
http://nopr.niscair.res.in/handle/123456789/690
Title: | Competitive [3,3] sigmatropic rearrangement of aryl propargyl ether moiety vs propargyl vinyl amine part in 6-[N-(4-aryloxybut-2-ynyl) N-methyl amino]coumarins |
Authors: | Majumdar, K C Das, T K Chattopadhyay, B |
Keywords: | 6-Aminocoumarin;Claisen rearrangement;Benzopyran;1,4-dichlorobut-2-yne;Sigmatropic rearrangement |
Issue Date: | Aug-2007 |
Publisher: | CSIR |
Abstract: | Thermal rearrangement of 6-[N-(4/-aryloxybut-2-ynyl)N-methylamino]coumarins in refluxing N,N-DEA has led to Claisen rearrangement at the aryloxypropargyl segment resulting in the formation of N-(4/-coumarinylmethyl),N-methylcoumarins in excellent yield. |
Page(s): | 1337-1342 |
URI: | http://hdl.handle.net/123456789/690 |
ISSN: | 0376-4699 |
Appears in Collections: | IJC-B Vol.46B(08) [August 2007] |
Files in This Item:
File | Description | Size | Format | |
---|---|---|---|---|
IJCB 46B(8) (2007) 1337-1342.pdf | 68.67 kB | Adobe PDF | View/Open |
Items in NOPR are protected by copyright, with all rights reserved, unless otherwise indicated.