Synthetical experiments in the chromone group

N Anand, K Venkataraman

Index: Anand; Venkataraman Proceedings - Indian Academy of Sciences, Section A, 1947 , # 26 p. 279,282

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Citation Number: 5

Abstract

Summary Hydroxyflavone can be prepared from nitroflavone by reduction, diazotisation and hydrolysis. The utility of this general procedure has been shown by the synthesis of 4′- hydroxy-α-naphthaflavone, 7∶ 4′-dihydroxyflavone, 4′-hydroxy-7-methoxy-flavone and 5∶ 4′-dihydroxy-7-methoxyflavone (genkwanin). Puddumetin, isolated from Prunus puddum, has been proved to be identical with genkwanin.