By Zouhair Asfari, Volker Böhmer, Jack Harrowfield, Jacques Vicens
Calixarene chemistry, on the flip of the millennium, is a box forthcoming actual adulthood. in lots of parts, purposes are genuine and critical, and the arsenal of constructions in line with calixarenes presents instruments potent in different components of supramolecular chemistry. during this booklet, chapters contributed via a extensive spectrum of overseas authors supply numerous views upon the development and way forward for calixarene chemistry. concerns coated extensive contain: Calixarene synthesis, with all its subtleties and class. Forces at play within the inclusion of impartial and charged molecules by way of calixarenes. Theoretical analyses of calixarene houses. Dynamics and thermodynamics of calixarenes and their complexes. Nanocomposite building in accordance with calixarene aggregates. Calixarenes on surfaces. Analytical purposes of calixarenes. Catalysis via calixarenes and their complexes. source restoration and waste remedy with calixarenes. New instructions in calixarene chemistry. Hetero- and homo-calixarenes. Bioactive calixarenes. Coordination chemistry of calixarenes. Calixarenes within the good kingdom.
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Extra resources for Calixarenes 2001
G. Chaulk, J. Org. Chem. 1995, 60, 7284-7289; b) P. E. Georghiou, Z. Li, M. Ashram, D. O. Miller, ibid. 1996, 61, 3865-3869. P. E. Georghiou, Z. Li, M. Ashram, J. Org. Chem. 1998, 63, 3748-3752. -L. Poh, C. S. Lim, K. S. Khoo, Tetrahedron Lett. -L. Poh, C. S. -L. Poh, C. M. Tan, C. L. Loh, ibid 1993, 49, 3849-3856. -L. Poh, L. Y. Chin, C. W. Lee, Tetrahedron Lett. 1995, 36, 3877-3880. Some doubt concerning this outcome, however, has been expressed by other workers attempting to repeat the synthesis of 12.
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Usually the 1,2-alternate isomer is the most difficult to obtain [74,75]. In the case of propylethers of 1a it was synthesised from the syn-l,3-dibenzylether by alkylation with propyliodide (NaH/THF/reflux; 67 % of the partial cone isomer), cleavage of the benzylether groups and alkylation of the thus obtained anti-1,3-dipropylether with propylbromide . Reasonable to high yields of tetraethers in the 1,3-alternate conformation have been recently obtained from the 1,3-di-ethoxyethyl ether of 1b with chloroethoxyethyltosylate 57 %) , from its 1,3-dibromo analogue with ethoxyethyltosylate 82 %)  and from the 1,3-dibutylether with methyl bromoacetate (KH/DMF/RT, 88 %) .
Calixarenes 2001 by Zouhair Asfari, Volker Böhmer, Jack Harrowfield, Jacques Vicens