Templated assembly of a molecular capsule

Abstract

Two rigid Tröger’s base dizinc(II) bis-porphyrin receptor molecules 1 and the first generation of dendrimer tetramine 4 form a 2:1 complex 5, a self-assembled spherical superstructure encapsulating the dendrimer.

References

1. R. Wyler, J. D. Mendoza and J. Rebek Jr., Angew. Chem., Int. Ed. Engl., 1993, 32, 1699.
2. N. Branda, R. Wyler and J. Rebek Jr., Science, 1994, 263, 1267; J. Kang and J. Rebek Jr., Nature, 1996, 382, 239; R. M. Grotzfeld, N. Branda and J. Rebek Jr., Science, 1996, 271, 487.
3. B. C. Hamann, K. D. Shimizu and J. Rebek Jr., Angew. Chem., Int. Ed. Engl., 1996, 35, 1326.
4. C. M. Drain, K. C. Russel, J. L. Sessler, B. Wang and A. Harriman, J. Am. Chem. Soc., 1995, 117, 704; C. M. Drain, K. C. Russell and J.-M. Lehn, Chem. Commun., 1996, 337; Y. Kuroda, A. Kawashima, Y. Hayashi and H. Ogoshi, J. Am. Chem. Soc., 1997, 119, 4929.
5. C. M. Drain and J.-M. Lehn, J. Chem. Soc., Chem. Commun., 1994, 2313; J.-P. Collin, A. Harriman, V. Heitz, F. Odobel and J.-P. Sauvage, J. Am. Chem. Soc., 1994, 116, 5679; A. P. H. J. Schenning, F. Benneker, H. P. Geurts, X. Y. Liu and R. J. M. Nolte, J. Am. Chem. Soc., 1996, 118, 8549.
6. C. A. Hunter and L. D. Sarson, Angew. Chem., Int. Ed. Engl., 1994, 33, 2313; S. Anderson, H. L. Anderson, A. Bashall, M. McPartlin and J. K. M. Sanders, Angew. Chem., Int. Ed. Engl., 1995, 34, 1096; H. L. Anderson, S. Anderson and J. K. M. Sanders, J. Chem. Soc., Perkin Trans. 1, 1995, 2231.
7. M. J. Crossley, L. G. Mackay and A. C. Try, J. Chem. Soc., Chem. Commun., 1995, 1925.
8. M. J. Crossley, T. W. Hambley, L. G. Mackay, A. C. Try and R. Walton, J. Chem. Soc., Chem. Commun., 1995, 1077.
9. M. J. Crossley, A. C. Try and R. Walton, Tetrahedron Lett., 1996, 37, 6807.
10. E. M. M. de Brabander-van den Berg and E. W. Meijer, Angew. Chem., Int. Ed. Engl., 1993, 32, 1308.
11. W. H. Press, B. P. Flannery, S. A. Teukolsky and W. T. Vetterling, Numerical Recipes in Pascal, Cambridge University Press, Cambridge, 1989.