A chromogenic calix[4]arene which has within a molecule both the triester moiety as a metal-binding site and the azophenol moiety as a coloration site was synthesized. This calix[4]arene showed the high Li+ selectivity.
No takes yet. Share an insight, caveat, or question.
Shimizu et al. (1991) studied this question.
Synapse has enriched 2 closely related papers on similar clinical questions. Consider them for comparative context: