A luminescent supramolecular polymer based on a stiff-stilbene bridged pillar[5]arene as a Pd2+-responsive smart material

Jing Wu, Chuanyun Liang, Jianyi Zhao, Han Zuilhof, Hongxia Zhao*

*Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

Two novel stiff stilbene bridged rim-differentiated pillar[5]arenes (bis-RD-P[5]s) were designed, synthesized and characterized. Subsequently, their binding ability and fluorescence properties with a suitable tetraphenylethylene (TPE) derivative were investigated. With the aid of supramolecular assembly-induced emission (SAIE), luminescent supramolecular nanoparticles (SN) were constructed through host-guest interactions between a bis-RD-P[5] and the TPE derivative. Interestingly, the SN showed strong aggregation-induced emission (AIE) and presented special selectivity and sensitivity for Pd2+; the fluorescence limit of detection of SN for Pd2+ is 5 × 10−7 M.

Original languageEnglish
Pages (from-to)2773-2779
Number of pages7
JournalPolymer Chemistry
Volume15
Issue number27
DOIs
Publication statusPublished - 24 Jun 2024

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