Selective reagents for solvent extraction of metals—II. Bis-quinaldic acids |
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| Authors: | Björn Elman AGSverker Högberg Michael Weber Mamoun Muhammed |
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| Institution: | Royal Institute of Technology, Department of Organic Chemistry, S-100 44 Stockholm, Sweden;Royal Institute of Technology, Department of Inorganic Chemistry, S-100 44 Stockholm, Sweden |
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| Abstract: | Bis-quinoline-2-carboxylic acids in which the quinoline rings were joined via ether linkages to the 8-position have been synthesized and tested for metal extraction. The reagents extracted Cu2+ and Zn2+ selectively in the presence of Fe2+ and Fe3+ from aqueous sulphate solution. |
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| Keywords: | Author to whom correspondence should be addressed |
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