Synthetic, Spectroscopic, and X-ray Crys
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Tomasz Janosik; Jan Bergman; Ivan Romero; Birgitta Stensland; Claes StΓ₯lhandske;
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Article
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2002
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John Wiley and Sons
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English
β 300 KB
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7,8]tetrathiacyclododecino [4,3-b:5,6-bΠ:10,9-bΠΠ:11,12-bΠΠΠ]tetraindoles 9a and 9b have been isolated in good yields, and the existence of a third conformer 9c in solution was demonstrated by mass spectrometry and 1 H NMR spectroscopy. The interconversions of the tetraindoles 9a-c have also been st