Calix[8]arene anions: solid state structure of an inclusion compound with a tetrabutylammonium cation |
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Authors: | Paulina R Martínez-Alanis |
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Institution: | Instituto de Química, Universidad Nacional Autónoma de México, Circuito Exterior, Ciudad Universitaria, México D.F. 04510, Mexico |
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Abstract: | Octakis(dimethylsiloxy)-octa-p-tert-butylcalix8]arene was prepared from the parent p-tert-butylcalix8]arene and 1,1,3,3-tetramethyldisilazane. Desilylation of the siloxy-calix8]arene with tetrabutylammonium fluoride hydrate under different conditions afforded di- and tetraanionic derivatives. Determination of the solid state structure of the dianion revealed the formation of an inclusion compound with one tetrabutylammonium cation inside the macrocyclic cavity. |
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Keywords: | Calix[8]arene Calixarene anions Siloxides Inclusion compounds X-ray structures |
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