Photofixation of carbon dioxide: formation of 9,10-dihydrophenanthrene-9-carboxylic acid from phenanthrene–amine–carbon dioxide systems

Authors:
  • STShigeo Tazuke
    Shigeo Tazuke
  • HOHideki Ozawa
    Hideki Ozawa
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Abstract
Irradiation of phenanthrene in the presence of various amines and carbon dioxide in dimethyl sulphoxide or dimethylformamide solution yields 9,10-di-hydrophenanthrene-9-carboxylic acid with conversions up to 55%.