Extractives from guttiferae. Part XXVII. Structure and synthesis of new biphenyls from Pentaphalangium solomonse warb

Authors:
  • PCPhilip J. Cotterill
    Philip J. Cotterill
  • POPeter J. Owen
    Peter J. Owen
  • FSFeodor Scheinmann
    Feodor Scheinmann
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Abstract
Two new natural biphenyls in Pentaphalangium solomonse Warb., isolated as their methyl ethers, have been identified as 3,4′,5-trihydroxy-(1c) and 3,5-dihydroxy-4-(3-hydroxy-3-methylbutyl)biphenyl (1d). A synthesis of 4-(3-hydroxy-3-methylbutyl)-3,4′,5-trimethoxybiphenyl is described.