Solvent dependent competition between fluorescence resonance energy transfer and through bond energy transfer in rhodamine appended hexaphenylbenzene derivatives for sensing of Hg2+ ions

Bhalla, Vandana ; Vij, Varun ; Tejpal, Ruchi ; Singh, Gopal ; Kumar, Manoj (2013) Solvent dependent competition between fluorescence resonance energy transfer and through bond energy transfer in rhodamine appended hexaphenylbenzene derivatives for sensing of Hg2+ ions Dalton Transactions, 42 (13). pp. 4456-4463. ISSN 1477-9226

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Official URL: http://pubs.rsc.org/en/content/articlelanding/2013...

Related URL: http://dx.doi.org/10.1039/C2DT32803H

Abstract

Hexaphenylbenzene (HPB) derivatives 5 and 7 having rhodamine B moieties have been designed and synthesized, and have been shown to display solvent dependent. Fluorescence resonance energy transfer (FRET) and through bond energy transfer (TBET) in the presence of Hg2+ ions among the various cations (Cu2+, Pb2+, Zn2+, Ni2+, Cd2+, Ag+, Ba2+, Mg2+, K+, Na+, and Li+) have been tested. Derivative 5 displays quite high through bond energy transfer efficiency in the presence of Hg2+ ions in methanol whereas derivative 7 exhibits better FRET efficiency in the presence of Hg2+ ions in THF and CH3CN than derivative 5.

Item Type:Article
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ID Code:113598
Deposited On:18 May 2018 09:40
Last Modified:18 May 2018 09:40

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