Formation of dimers of inclusion cryptand/paraquat complexes driven by dipole-dipole and face-to-face pi-stacking interactions

Chem Commun (Camb). 2004 Dec 7:(23):2670-1. doi: 10.1039/b411234b. Epub 2004 Oct 14.

Abstract

Dimers of inclusion complexes were formed from a new cryptand and viologens (paraquats) driven by dipole-dipole and face-to-face pi-stacking interactions as shown by mass spectrometric characterization and X-ray analysis.