Novel host–guest organogels as stabilized by the formation of crown–ammonium pseudo-rotaxane complexes
Shin-ichiro Kawano,Norifumi Fujita,Seiji Shinkai
Chemical Communications Pub Date : 05/19/2003 00:00:00 , DOI:10.1039/B303061J
Abstract
A dibenzo-24-crown-8 derivative bearing two cholesterol groups is either insoluble in or precipitates from most organic solvents, but its pseudo-rotaxane complex with a diammonium guest acts as a good gelator of aromatic solvents.
