A rapid method for the cyclization of 2′-hydroxychalcones into flavones

M Gupta, S Paul, R Gupta, A Loupy

文献索引：Gupta, Mukta; Paul, Satya; Gupta, Rajive; Loupy, Andre Organic Preparations and Procedures International, 2000 , vol. 32, # 3 p. 280 - 283

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被引用次数: 14

摘要

Among flavonoids, flavones are the most widely distributed in plants. They display a wide variety of biological activities' and have proven to be useful for the treatment of various diseases.'A number of methods are known for the preparation of flavones from 2'- hydroxychalcones. 3-'The most commonly used route is the oxidative cyclization of T- hydroxychalcones using SeO, in isoamyl alcohol which requires prolonged heating (1 6- ...