Metal-free catalytic cascade to chromones: direct coupling of salicylaldehydes and activated alkynes triggered by aryloxyl radicals
Author:
Affiliation:
1. Department of Chemistry
2. Capital Normal University
3. Beijing 100048
4. P. R. China
5. School of Chemical Engineering
Abstract
The first intermolecular addition reaction of aryloxyl radicals to CC bonds was disclosed, which can afford biologically important chromonsviaa PhNMe3I-catalyzed direct coupling of salicylaldehydes and activated internal alkynes in only one step.
Funder
National Natural Science Foundation of China
Publisher
Royal Society of Chemistry (RSC)
Subject
General Chemical Engineering,General Chemistry
Link
http://pubs.rsc.org/en/content/articlepdf/2015/RA/C5RA24634B
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