Dependence of the relaxivity and luminescence of gadolinium and europium amino-acid complexes on hydrogencarbonate and pH

Silvio Aime*, Alessandro Barge, Mauro Botta, Judith A.K. Howard, Ritu Kataky, Mark P. Lowe, Janet M. Moloney, David Parker, Alvaro S. De Sousa

*Corresponding author for this work

Research output: Contribution to journalJournal articlepeer-review

78 Citations (Scopus)

Abstract

Reversible binding of hydrogencarbonate to a chiral di-aqua lanthanide complex occurs in the pH range 6.5–8.5, limiting the measured relaxivity in the gadolinium complex and enhancing the metal-based emission in the europium analogue.

Original languageEnglish
Pages (from-to)1047-1048
Number of pages2
JournalChemical Communications
Issue number11
DOIs
Publication statusPublished - 7 Jun 1999

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