New trends in Rhodamine and BODIPY chemodosimeters and chemosensors for the determination of Hg2+, based on fluorescence enhancement effects.

M.J. CULZONI; A. MUÑOZ DE LA PEÑA; A. MACHUCA; H.C. GOICOECHEA; R. BABIANO

Analytical Methods

Royal Society of Chemistry

Año: 2012

1759-9660

FluorescentsensorsforHg2+ aredemonstratingtheirpotentialinavarietyof fieldssuchasenvironmental andbiologicalapplications.Thereviewfocusesontherecentdevelopmentofrhodaminederivativesin whichthespirolactam(non-fluorescent)toring-openedamide(fluorescent)processwasutilizedandon thedevelopmentofBODIPYderivativesinwhichthephotoinducedelectrontransfer(PET)processwas utilized.Newtrendsintheimmobilizationofthemolecularprobesonsolidsupports,aspolymersand/ ornanostructures,havebeenemphasized.Thedifferentrecognitionmechanismsusedforthesignal responseshavebeenanalyzed.Thespectroscopicproperties,reactionmedia,analyticalparameters, interferencesbyotherionsandpracticalapplicationshavebeensummarized.