A Chemosensing Ensemble for Selective Ca
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Luigi Fabbrizzi; Antonella Leone; Angelo Taglietti
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Article
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2001
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John Wiley and Sons
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English
⚖ 90 KB
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Displacement of the loosely encapsulated fluorescent indicator coumarine 343 (F) from a dicopper(II) cryptate enables the selective fluorimetric detection of the HCO3 (-) ion (A) in water (see scheme, •○=Cu(2+) ). The fluorophore is quenched when encapsulated, but displays its full emission when rel