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    • Keywords


      Flavonol; Flavanone; Concentrate Sulphuric Acid; Anhydrous Potassium Carbonate; Sulphuric Acid Solution

    • Abstract


      The synthesis of 3∶5∶ 6∶3′∶ 4′-pentahydroxy-flavone was already reported. The lower members of this group of 5∶ 6-hydroxy flavonols with one and no hydroxyl group in the side-phenyl nucleus have now been prepared by Kostanecki’s method. The characteristic properties are described.

    • Author Affiliations


      S Rajagopalan1 L Ramachandra Row1 T R Seshadri1

      1. Department of Chemistry, Andhra University, India
    • Dates


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