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Synlett 1995; 1995(9): 952-954
DOI: 10.1055/s-1995-5146
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Photolysis of 2-Diazo-1,3-dicyano-6-oxo-2,6-dihydroazulene in Various Solvents

Tetsuo Nozoe1 , Tian-Chyuan Huang2 , Ming-Huang Shyr, Yun-Shan Lin3 , Hitoshi Takeshita
  • 1Tokyo Research Laboratories, Kao Corporation, 2-1-3, Bunka, Sumida-ku, Tokyo 131, Japan
  • 2National Taipei College of Nursing, Shie-Pai, Taipei, Taiwan
  • 3Graduate Institute of Chemistry, Tamkang University, Tamsui, Taipei, 25137 Taiwan
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Publication Date:
31 December 2000 (online)

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Photolysis of 1,3-dicyano-2-diazo-6-oxo-2,6-dihydroazulene in various solvents afforded solvent-incorporated products in good yields. The reaction in THF afforded a crown type tetrameric condensate with a 2,6-dialkoxylated azulene derivative in 60% yield.

carbene - C-X insertion - a crown ether from THF