Specific interaction of citrate with bis(fluorophoric) bibrachial lariat aza-crown in comparison with the other components of the Krebs cycle

M. Paz Clares; Carlos Lodeiro; Damián Fernández; A. Jorge Parola; Fernando Pina; Enrique García-España; Conxa Soriano; Roberto Tejero

doi:10.1039/B607139B

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Specific interaction of citrate with bis(fluorophoric) bibrachial lariat aza-crown in comparison with the other components of the Krebs cycle†

M. Paz Clares,^a Carlos Lodeiro,^b Damián Fernández,^b A. Jorge Parola,^b Fernando Pina,*^b Enrique García-España,*^a Conxa Soriano^c and Roberto Tejero^a

Author affiliations

* Corresponding authors

^a Instituto de Ciencia Molecular, Departamento de Química Inorgánica, Universidad de Valencia, C/Dr. Moliner 46100, Burjassot (Valencia), Spain
E-mail: enrique.garcia-es@uv.es

^b REQUIMTE-CQFB, Departamento de Química, Faculdade de Ciências e Tecnologia, Universidade Nova de Lisboa, Portugal
E-mail: fjp@dq.fct.unl.pt

^c Instituto de Ciencia Molecular, Departamento de Química Orgánica, Facultad de Farmacia, Universidad de Valencia, Avda Vicente Andrés Estellés s/n 46100, Burjassot (Valencia), Spain

Abstract

Among the Krebs cycle components, just citrate enhances the fluorescence of a new bi(brachial) lariat aza-crown containing appended naphthalene fluorophores.

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Supplementary files

Figure S1. Titration of compound (1), in the presence of the Krebs cycle components; Table S1. Intensity emission coefficients in the absence and presence of citrate; Figure S2. Trajectories along the molecular dynamics calculations; Table S2. Stability constants of Krebs Cycle compounds; Table S3. Protonation constants of Krebs cycle compounds. Experimental part on the potentiometric and photochemical measurements, molecular dynamics and and comments on detection limit. PDF (225K)

Article information

DOI: https://doi.org/10.1039/B607139B
Article type: Communication
Submitted: 19 May 2006
Accepted: 11 Jul 2006
First published: 03 Aug 2006

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Chem. Commun., 2006, 3824-3826

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Specific interaction of citrate with bis(fluorophoric) bibrachial lariat aza-crown in comparison with the other components of the Krebs cycle

M. P. Clares, C. Lodeiro, D. Fernández, A. J. Parola, F. Pina, E. García-España, C. Soriano and R. Tejero, Chem. Commun., 2006, 3824 DOI: 10.1039/B607139B

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Chemical Communications

Specific interaction of citrate with bis(fluorophoric) bibrachial lariat aza-crown in comparison with the other components of the Krebs cycle†

Abstract

Supplementary files

Article information

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Specific interaction of citrate with bis(fluorophoric) bibrachial lariat aza-crown in comparison with the other components of the Krebs cycle

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