Thermal cyclization of o-aroyloxyacetoarones: a new synthesis of flavones

Dunne, A. T. M. ; Gowan, J. E. ; Keane, John ; O'Kelly, B. M. ; O'Sullivan, Denis ; Roche, M. M. ; Ryan T. S., P. M. (1950) Thermal cyclization of o-aroyloxyacetoarones: a new synthesis of flavones Journal of the Chemical Society . pp. 1252-1259. ISSN 0368-1769

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Official URL: http://pubs.rsc.org/en/Content/ArticleLanding/1950...

Related URL: http://dx.doi.org/10.1039/JR9500001252

Abstract

o - Aroloxyacetoarones (II) yields flavones (VII) when heated in glycerol. The method is applicable to the synthesis of flavonols. If glycerol is replaced by benzoic anhydride, 3- benzoyiflavones (IX) are obtained. It is belived that a thermally produced Baker- Venkataraman transformation is involved in the cyclization.

Item Type:Article
Source:Copyright of this article belongs to Royal Society of Chemistry.
ID Code:80639
Deposited On:01 Feb 2012 09:58
Last Modified:01 Feb 2012 09:58

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