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Tunable Water‐Soluble Supramolecular Polymers by Visible‐Light‐Regulated Host–Guest Interactions
Author(s) -
Jin TingTing,
Zhou XiaoHe,
Yin YongFei,
Zhan TianGuang,
Cui Jiecheng,
Liu LiJuan,
Kong LiChun,
Zhang KangDa
Publication year - 2018
Publication title -
chemistry – an asian journal
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.18
H-Index - 106
eISSN - 1861-471X
pISSN - 1861-4728
DOI - 10.1002/asia.201800982
Subject(s) - photoisomerization , supramolecular chemistry , depolymerization , azobenzene , stacking , monomer , polymer , supramolecular polymers , aqueous solution , polymerization , materials science , chemistry , nanotechnology , photochemistry , polymer chemistry , organic chemistry , molecule , catalysis , isomerization
The development of artificial self‐assembling systems with dynamic photo‐regulation features in aqueous solutions has drawn great attention owing to the potential applications in fabricating elaborate biological materials. Here we demonstrate the fabrication of water‐soluble cucurbit[8]uril (CB[8])‐mediated supramolecular polymers by connecting the fluorinated azobenzene (FAB) containing monomers through host‐enhanced heteroternary π–π stacking interactions. Benefiting from the unique visible‐light‐induced E → Z photoisomerization of the FAB photochromophores, the encapsulation behaviors between the CB[8] macrocycle and the monomers could be regulated upon visible light irradiation, resulting in the depolymerization of such CB[8]‐mediated supramolecular polymers.