Preparation of Heptakis(2,6-di-O-ethyl)-β-cyclodextrin and Its Nuclear Magnetic Resonance Spectroscopic Characterization

Abstract
Heptakis(2,6-di- O-ethyl)-β-cyclodextrin (DE-β-CyD) was prepared and its 1H and 13C nuclear magnetic resonance (NMR) signals in DMSO-d6were unequivocally assigned by two-dimensional COSY and ROESY....