Achiral guest-induced chiroptical changes of a planar-chiral pillar[5]arene containing one π-conjugated unit

Chem Commun (Camb). 2013 Oct 9;49(78):8782-4. doi: 10.1039/c3cc44672g.

Abstract

A planar-chiral pillar[5]arene derivative containing one π-conjugated unit was prepared. Chiroptical changes were observed upon addition of the achiral guest 1,4-dicyanobutane.