Beilstein J. Org. Chem.2011,7, 329–337, doi:10.3762/bjoc.7.43
bridgeheads of the rigid, convex–concave, C3v-symmetrical molecular framework are reported. 1H NMR data point to supramolecular aggregation of these TBTQ derivatives in low-polarity solvents.
Keywords: convex–concavestructures; polycyclic compounds; supramolecular chemistry; tribenzotriquinacenes; urea
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Graphical Abstract
Figure 1:
Parent TBTQ 1, three bridgehead-alkylated congeners 2–4, and three TBTQ tris-urea derivatives 5–7 b...