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Dynamically switchable porphyrin-based molecular tweezer for on-off fullerene recognition
《Chinese Chemical Letters》2024年第6期283-287,共5页Zhimin Sun Xin-Hui Guo Yue Zhao Qing-Yu Meng Li-Juan Xing He-Lue Sun 
the financial support of the National Natural Science Foundation of China(No.21801060);Natural Science Foundation of Hebei Province(Nos.B2019205172,226Z1501G);China Postdoctoral Science Foundation(No.2020TQ0087);the support from the National Demonstration Center for Experimental Chemistry Education of Hebei Normal University。
Herein,a novel molecular tweezer based on 2,2'-bipyridine-bridged porphyrin subunits was constructed for efficient fullerenes recognition.The syn conformation of the molecule,which was obtained by Zn(Ⅱ)coordination,g...
关键词：Molecular tweezer Fullerene recognition Supramolecular chemistry Conformation conversion Coordination 
On-off-on fluorescence detection for biomolecules by a fluorescent cage through host-guest complexation in water
《Chinese Chemical Letters》2022年第5期2459-2463,共5页Honghong Duan Fan Cao Minjie Zhang Meng Gao Liping Cao 
supported by the National Natural Science Foun-dation of China(Nos.22122108,21971208 and 21771145);the Natu-ral Science Basic Research Plan for Distinguished Young Scholars in Shaanxi Province of China(No.2021JC-37);the Fok Ying Tong Education Foundation(No.171010).
Detection of nucleoside derivatives has paramount importance because they are the essential biomolec-ular units for all life.Herein,we report a host-guest approach by using a fluorescent tetraphenylethene-based octaca...
关键词：Host-guest complexation Tetraphenylethene-based octacationic cage Nucleoside derivatives FLUORESCENCE Cell imaging 
A new rhodamine-based fluorescent chemosensor for mercury in aqueous media被引量：5
《Chinese Chemical Letters》2014年第7期1065-1068,共4页Yao Liu Er-Bing Yang Rui Han Di Zhang Yong Ye Yu-Fen Zhao 
financially supported by the National Natural Science Foundation of China(Nos.20972143,21375113);Program for New Century Excellent Talents in University(No.NCET-11-0950)
A new fluorescent ＂on-off＇ chemosensor for Hg2＋ initiated by a derivative of rhodamine B was designed and synthesized. Compound 1 exhibited high sensitivity and selectivity for Hg2＋ over other commonly coexistent ...
关键词：Fluorescent probe RHODAMINE MERCURY ON-OFF Chemosensor 
Off-on-off luminescent switching of a dye containing imidazo[4,5-f][1,10]phenanthroline被引量：3
《Chinese Chemical Letters》2011年第6期647-650,共4页Hai Guang Zhang Xu Tang Tao Kao Shan Chen Chun Xue Yuan Shi Na Yan Min Hua Jiang 
the financial support of the State National Natural Science Foundation of China (No.50325311);National 863 Project Foundation of China(No.2007AA10Z334)
A new acid-base fluorescent switch containing both imidazo[4,5-f][1,10]-phenanthroline and triphenylamine groups has been synthesized.Its fluorescence emissions and absorptions can be reversibiy changed through proton...
关键词：Fluorescence switch Imidazo[4 5-f][1 10]phenanthroline Triphenylamine Intramolecular charge transfer（ICT） 
Off-on-off Luminescent Switching of a Novel Ru(II) Complex
《Chinese Chemical Letters》2003年第2期219-220,共2页Bin DONG Li Hua GAO 等 
supported by the State Key Program of Fundamental Research (G1998061308); NNSFC (29971005; 20023005; 20071004); Beijing Natural Science Foundation (2002007); National Key Program for Fundamental Research (2001 CCD 04300) and Scientific Research Foun
UV-vis and luminescence spectroscopic titration experiments show that a novel Ru(II) complex exhibits off-on-off pH luminescent switching with a maximum on-off ratio of about 100.
关键词：Ruthenium complex pH-induced luminescent switch. 
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