a ECPM, Université Louis Pasteur, associé au CNRS, 25 rue Becquerel F-67087, Strasbourg, France b Facultés des Sciences de Bizerte, 7021 Zarzouna-Bizerte, Tunisia
Abstract:
Hyperbranched calix4] (4) and calix4]-dendrimer (5) as a second generation (G2) of calixdendrimers have been synthesized by divergent and convergent synthesis via amidation reactions.