• Synthetic experiments in the benzopyrone series - Part LXVII. Synthesis of α-methyl dihydrofurano-chromeno-chromone

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    • Keywords


      Potassium Carbonate; Furan Ring; Chromone; Aqueous Sodium Hydroxide; Allyl Bromide

    • Abstract


      Starting from 7-hydroxy chromeno-chromone, the 8-allyl derivative has been prepared as intermediate and the α-methyl furan ring closed by means of hydrogen bromide and pyridine, yielding the five-ring structure of α-methyl dihydro-furano-chromeno-chromone.

    • Author Affiliations


      P S Sarin1 J M Sehgal1 T R Seshadri1

      1. Department of Chemistry, University of Delhi, Delhi
    • Dates


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