• Title/Summary/Keyword: Chemical coupling

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Synthesis of Pyrazinopsoralen : A Pyrazine Ring Fused Monofunctional Psoralen Derivative

  • 유동진;전영희;김동원;한규석;심상철
    • Bulletin of the Korean Chemical Society
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    • v.16 no.12
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    • pp.1212-1218
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    • 1995
  • An efficient synthesis of 6,8-dioxa-1,4-diazacyclopenta[b]phenanthren-5-one (Pyrazinopsoralen) (4) has been carried out by the Suzuki coupling reaction as a key step starting from 5-bromo-6-methoxybenzofuran (6) and methyl 2-iodo-3-pyrazinecarboxylate (8).