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Metallation of Calix[4]arene with Thulium Diiodide, TmI

2

(DME)

3

: Molecular Structure of [(5,11,17,23-Tetra-tert-butyl-25,27-dioxo-26,28- dimethoxycalix[4]arene)thulium(III)iodide(diethyl etherate)]

Igor L. Fedushkin

a

, Marc Weydert

b

, Anatoly A. Fagin

a

, Sergei E. Nefedov

c

, Igor L. Eremenko

c

, Mikhail N. Bochkarev

a;

, Herbert Schumann

b;

aG. A. Razuvaev Institute of Organometallic Chemistry of Russian Academy of Sciences, Tropinina 49, 603600 Nizhny Novgorod GSP-445 (Russian Federation)

bInstitut f¨ur Anorganische und Analytische Chemie der Technischen Universit¨at Berlin, Straße des 17. Juni 135, D-10623 Berlin (Deutschland)

cN. S. Kurnakov Institute of General and Inorganic Chemistry of Russian Academy of Sciences, Leninskii prospect 31, 117907 Moscow GSP-1 (Russian Federation)

Z. Naturforsch.54 b,466–468 (1999); received December 23, 1998 Thulium Diiodide, Calix Arene

[(5,11,17,23-Tetra-tert-butyl-25,27-dioxo-26,28-dimethoxycalix[4]arene)thulium(III)-iodi- de(diethyl etherate)] 1 is obtained by deprotonation of 5,11,17,23-tetra-tert-butyl-25,27- dihydroxy-26,28-dimethoxy-calix[4]arene with 2 equivalents of TmI2(DME)3in THF.

* Reprint requests to Prof. M. N. Bochkarev or Prof. H. Schumann.

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