Light-controlled interconversion between a [c2]daisy chain and a lasso-type pseudo[1]rotaxane.

Chih-Wei Chu Daniel L Stares Christoph A Schalley

Published in: Chemical communications (Cambridge, England) (2021)

A light-responsive self-complementary crown ether/ammonium conjugate bearing an arylazopyrazole photoswitch as a spacer can be switched between a [c2]daisy chain (E-isomer) and a lasso-type pseudo[1]rotaxane (Z-isomer) by light.

Keyphrases

cancer therapy
ionic liquid
drug delivery