G) Self Organisation / Materials

3) A polycyclic endoreceptor based on Fe-chelates

Self-association of para-phenylene units bearing chelating substituents with Fe(III) ions to adamantane-shaped large endoreceptors encapsulating an ammonium ion.

(Ammonium hexakis(mu!2$-1,1'-bi(3-methoxy-2-methoxycarbonylmalonyl))-tetra-iron(i,i,iii,iii,iii) clathrate hydrate)

R.W. Saalfrank, R. Burak, A. Breit, D. Stalke, R. Herbst-Irmer, J. Daub, M. Porsch, E. Bill, M. Muther, A.X. Trautwein Angew. Chem. ,Int.Ed.Engl. 33 (1994) 1621.