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A DFT Study on the Selective Extraction of Metallic Ions by 12-Crown-4

✍ Scribed by Kai-Sheng Diao; Hai-Jun Wang; Zai-Ming Qiu


Publisher
Springer US
Year
2009
Tongue
English
Weight
392 KB
Volume
38
Category
Article
ISSN
0095-9782

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Crown ether dyes with pendent anionic side-arms were synthesized for extractionspectrophotometry of alkali and alkaline earth metal ions. Dramatic changes in metal selectivity were obtained simply by changing the nature of the anionic side-arm on the same crown ether skeleton. A structure/metal sele