STUDIES ON THE SYNTHESIS OF DIMETHYI,4-HYDROXY -4’-METHOXY-5,6,5’,6’-BISMETHYLENEDIOXYBIPHENYL-2,2’-

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This paper reports the total synthesis of dimethyl4-hydroxy-4’-methoxy-5,6,5’,6’-bismethylenedioxybiphenyl-2,2’-dicarboxylate(Ⅱ).Various conditions for bromination were tried to find the best one for synthesis of thekey intermediate compd 6.After Lllmann
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