Issue 18, 2013
From the journal:

Dalton Transactions

Modified mesoporous silicananoparticles as a reusable, selective chromogenic sensor for mercury(ii) recognition†

Guzmán Sánchez,a   David Curiel,a   Imma Ratera,b   Alberto Tárraga,*a   Jaume Veciana*b  and  Pedro Molina*a  

* Corresponding authors

a Department of Organic Chemistry, Faculty of Chemistry, University of Murcia, Campus of Espinardo, 30100-Murcia, Spain
E-mail: pmolina@um.es, atarraga@um.es
Fax: +34 968 364149
Tel: +34 868 887496

b Institut de Ciència de Materials de Barcelona (CSIC)-CIBER-BBN, Campus Universitari, 08193 Bellaterra, Catalonia, Spain
E-mail: vecianaj@icmab.es
Fax: +34 93 5805729
Tel: +34 93 5801853

Abstract

A new tripodal receptor and a novel dyed mesoporous material are presented. The presence of thioureas conjugated with azobenzene chromophores enables the selective colorimetric detection of mercury(II) cations in THF through a remarkable colour change from yellow to deep purple.

Graphical abstract: Modified mesoporous silica nanoparticles as a reusable, selective chromogenic sensor for mercury(ii) recognition

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Article information

DOI
https://doi.org/10.1039/C2DT32243A
Article type
Paper
Submitted
25 Sep 2012
Accepted
20 Dec 2012
First published
20 Dec 2012

Dalton Trans., 2013,42, 6318-6326

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Modified mesoporous silica nanoparticles as a reusable, selective chromogenic sensor for mercury(II) recognition

G. Sánchez, D. Curiel, I. Ratera, A. Tárraga, J. Veciana and P. Molina, Dalton Trans., 2013, 42, 6318 DOI: 10.1039/C2DT32243A

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