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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 20, 1990 - Issue 5
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Original Articles

Chromone Studies. Part II. An Efficient Synthesis of N, N-Dimethylchromone-2-carboxamides

Deborah N. Davidson Department of Chemistry, Rhodes University, P.O. Box 94, Grahamstown, 6140, Republic of South Africa
&
Perry T. Kaye Department of Chemistry, Rhodes University, P.O. Box 94, Grahamstown, 6140, Republic of South Africa
Pages 727-732 | Received 15 Nov 1989, Published online: 24 Oct 2006
 
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Abstract

Chromone-2-carboxylic acids are efficiently transformed into the N, N-dimethylcarboxamides, without concomitant formation of unwanted products, by reacting the corresponding acid chlorides with dimethylammonium chloride in pyridine.

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