Journal of Photochemistry and Photobiology A: Chemistry 356 (2018) 700–707 Contents lists available at ScienceDirect Journal of Photochemistry and Photobiology A: Chemistry journal home page : www.elsevier.com/locat e/jphotochem 2+ Spectroscopic properties of a chromone-ﬂuorescein conjugate as Mg “turn on” ﬂuorescent probe a a,b a a, Chao-rui Li , Si-liang Li , Guan-qun Wang , Zheng-yin Yang * College of Chemistry and Chemical Engineering, State Key Laboratory of Applied Organic Chemistry, Lanzhou University, Lanzhou 730000, PR China School of Petrochemical Engineering, Lanzhou University of Technology, Lanzhou 730050, PR China A R T I C L E I N F O A B S T R A C T Article history: Received 29 September 2015 In this study, a novel ﬂuorescein-derived Schiff-base ligand bearing a chromone moiety which was called Received in revised form 18 February 2016 6-Hydroxy-3-formylchromone ﬂuorescein hydrazone (1) has been designed, synthesized and evaluated 2+ Accepted 1 March 2016 as a Mg “turn on” ﬂuorescent probe. This probe 1 exhibited high selectivity and sensitivity towards Available online 26 April 2016 2+ Mg over other important metal ions investigated, and the remarkable enhancement in ﬂuorescence 2+ emission centered at 504 nm was observed in the presence of Mg ,
Journal of Photochemistry and Photobiology A: Chemistry – Elsevier
Published: Apr 1, 2018
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