Highly selective extraction of the uranyl ion with hydrophobic amidoxime-functionalized ionic liquids via η2 coordination
Patrick S. BarberCenter for Green Manufacturing and Department of Chemistry, The University of Alabama, Tuscaloosa, AL, USASteven P. KelleyCenter for Green Manufacturing and Department of Chemistry, The University of Alabama, Tuscaloosa, AL, USARobin D. RogersCenter for Green Manufacturing and Department of Chemistry, The University of Alabama, Tuscaloosa, AL, USA
2012en
ABI
Abstract
Hydrophobic, amidoxime-functionalized ionic liquids selectively extract UO22+ from aqueous solution via η2 coordination as demonstrated here with extraction, spectroscopic, and crystallographic studies which prove the amidoxime-uranyl coordination mode and extraction mechanism.
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