• Title of article

    An unexpected ring-opening of a 2-pyrone ring at low temperatures. A mild and expeditious synthesis of novel coumarins

  • Author/Authors

    Darwish، نويسنده , , Ossama Saleh and Granum، نويسنده , , Kirsten A and Tan، نويسنده , , Quang and Hsung، نويسنده , , Richard P، نويسنده ,

  • Issue Information
    هفته نامه با شماره پیاپی سال 2001
  • Pages
    4
  • From page
    3283
  • To page
    3286
  • Abstract
    When the iminium salts of ortho-hydroxy arylaldehydes were condensed with a 4-hydroxy-2-pyrone at room temperature or well below, a series of unique coumarins were isolated via a translactonization at the expense of an unexpected ring-opening of the 2-pyrone nucleus.
  • Journal title
    Tetrahedron Letters
  • Serial Year
    2001
  • Journal title
    Tetrahedron Letters
  • Record number

    1644641