• Title/Summary/Keyword: $\sigma-\pi$ conjugations

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Synthesis and Structures of New Silaanthracenophanes

  • Lee, In-Sook;Ahn, Mi-Hye;Kumar, M. Anil;Lee, Uk;Ohshita, Joji;Kwak, Young-Woo
    • Bulletin of the Korean Chemical Society
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    • v.33 no.1
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    • pp.255-260
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    • 2012
  • A new series of silaanthracenophanes 2-5 composed of 1,8-diethynylanthracene unit has been synthesized from silylation reactions of 1,8-di(lithioethynyl)anthracene with 1,3-dichloro-1,1,3,3-tetraalkyldisiloxanes and 1,2-dichlorotetramethyldisilane. The silaanthracenophane products 2-4 were characterized by spectroscopic methods and X-ray crystallographic analysis.