1 College of Chemistry and Chemical Engineering, Yangzhou University, Yangzhou, Jiangsu 225002, P. R. China. yaoyong@zju.edu.cn ysun@iccas.ac.cn.
2 Research and Development Center, China Tobacco Yunnan Industrial Co., Ltd, Kunming, 650231, China.
3 College of Chemistry and Chemical Engineering, Yangzhou University, Yangzhou, Jiangsu 225002, P. R. China. yaoyong@zju.edu.cn ysun@iccas.ac.cn and Department of Chemistry, University of Utah, Salt Lake City, 84112, USA.
The first water-soluble pillar[n]arene (n = 5) dimer was successfully synthesized. This dimer can complex with carboxylate anion-functionalized tetraphenyl ethylene to form a reversible fluorescent supramolecular polymer network in water.