Synthesis 2006(16): 2671-2676  
DOI: 10.1055/s-2006-942486
PAPER
© Georg Thieme Verlag Stuttgart · New York

Lower-Rim-Substituted tert-Butylcalix[4]arenes; Part IX: One-Pot Synthesis of Calix[4]arene-Hydroxamates and Calix[4]arene-Amides

Urszula Lesińska, Maria Bocheńska*
Faculty of Chemistry, Department of Chemical Technology, Gdańsk University of Technology, Gdańsk 80952, Poland
e-Mail: marboch@chem.pg.gda.pl;
Further Information

Publication History

Received 13 March 2006
Publication Date:
13 July 2006 (online)

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Abstract

A simple method for selective acylation of protected and unprotected hydroxylamines with bis- and tetrakis-substituted p-tert-butylcalix[4]arene-acids through amide bond formation via mixed anhydrides is presented. The first crystal structure of calix-hydroxamate 1 is presented.

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Crystallographic data for the structure of 1 reported in this paper have been deposited with Cambridge Crystallographic Data Centre as supplementary publication No. CCDC-275710 (fwd). Copies of the data can be obtained free of charge on application to CCDC, 12, Union Road, Cambridge, UK (E-mail: deposit@ccdc.cam.ac.uk).