Calix[4]arenes with hard donor groups as efficient soft cation extractants. Remarkable extraction selectivity of calix[4]arene N-(X)sulfonylcarboxamides for HgII

1 January 1998

journal article
Published by Royal Society of Chemistry (RSC) in Chemical Communications

No. 13,p. 1329-1330
https://doi.org/10.1039/a801994k

Abstract

Calix[4]arene N-(X)sulfonylcarboxamides efficiently extract Hg^II from acidic aqueous nitrate solutions with excellent selectivity over alkali, alkaline earth and many transition metal ions, including Pb^II, Ag^I and Pd^II.

Keywords

ARENE
EFFICIENT
SULFONYLCARBOXAMIDES
HGII
CALIX
AGI
SOFT
PDII
PBII
TRANSITION

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