Selective Functionalization of Calix [ l ] arenes at the Upper Rim

discussions, Professor F. E. Ziegler for spectral data, and Dr. R. A. Spanevello for his valuable help in obtaining the 500-MHz NMR and high-resolution mass spectra, molecular mechanics calculations, and elemental analysis determinations. We also thank CONICET (Consejo Nacional de Investigaciones Cientificas y TBcnicas) and UNR (Universidad Nacional de… CONTINUE READING