Intermolecular C–O addition of carboxylic acids to arynes: synthesis of o-hydroxyaryl ketones, xanthones, 4-CHROMANONE (cas 1341-36-2)s, and flavones
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Add time:09/04/2019 Source:sciencedirect.com
An efficient and simple route to biologically and pharmaceutically important o-hydroxyaryl ketones, xanthones, 4-chromanones, and flavones has been developed utilizing readily available carboxylic acids and commercially available o-(trimethylsilyl)aryl triflates.
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