A single component ratiometric pH probe with long wavelength excitation of europium emission

被引：131

作者：

Pal, Robert ^{[1
]}

Parker, David ^{[1
]}

机构：

[1] Univ Durham, Dept Chem, Durham DH1 3LE, England

来源：

CHEMICAL COMMUNICATIONS | 2007年 / 05期

基金：

英国工程与自然科学研究理事会;

关键词：

D O I：

10.1039/b616665b

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

Following excitation in the range 370 - 405 nm, the emission spectrum of a cell permeable macrocyclic Eu(III) complex incorporating an N-methylsulfonamide moiety changes form with pH, allowing ratiometric pH measurements in the range 6 to 8.

引用

页码：474 / 476

页数：3

共 23 条

[1] Azaxanthones and azathioxanthones are effective sensitisers for europium and terbium luminescence [J].

Atkinson, P ;

Findlay, KS ;

Kielar, F ;

Pal, R ;

Parker, D ;

Poole, RA ;

Puschmann, H ;

Richardson, SL ;

Stenson, PA ;

Thompson, AL ;

Yu, JH .

ORGANIC & BIOMOLECULAR CHEMISTRY, 2006, 4 (09) :1707-1722

[2] Non-radiative deactivation of the excited states of europium, terbium and ytterbium complexes by proximate energy-matched OH, NH and CH oscillators: an improved luminescence method for establishing solution hydration states [J].

Beeby, A ;

Clarkson, IM ;

Dickins, RS ;

Faulkner, S ;

Parker, D ;

Royle, L ;

de Sousa, AS ;

Williams, JAG ;

Woods, M .

JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2, 1999, (03) :493-503

[3] Narrow-range optical pH sensors based on luminescent europium and terbium complexes immobilized in a sol gel glass [J].

Blair, S ;

Lowe, MP ;

Mathieu, CE ;

Parker, D ;

Senanayake, PK ;

Kataky, R .

INORGANIC CHEMISTRY, 2001, 40 (23) :5860-5867

[4] Highly emissive, nine-coordinate enantiopure lanthanide complexes incorporating tetraazatriphenylenes as probes for DNA [J].

Bobba, G ;

Frias, JC ;

Parker, D .

CHEMICAL COMMUNICATIONS, 2002, (08) :890-891

[5] Correlation of optical and NMR spectral information with coordination variation for axially symmetric macrocyclic Eu(III) and Yb(III) complexes: axial donor polarisability determines ligand field and cation donor preference [J].

Dickins, RS ;

Parker, D ;

Bruce, JI ;

Tozer, DJ .

DALTON TRANSACTIONS, 2003, (07) :1264-1271

[6] Closely diffusing O-H, amide N-H and methylene C-H oscillators quench the excited state of europium complexes in solution [J].

Dickins, RS ;

Parker, D ;

deSousa, AS ;

Williams, JAG .

CHEMICAL COMMUNICATIONS, 1996, (06) :697-698

[7]

GRYNKIEWICZ G, 1985, J BIOL CHEM, V260, P3440

[8] Responsive lanthanide luminescent cyclen complexes: from switching/sensing to supramolecular architectures [J].

Gunnlaugsson, T ;

Leonard, JP .

CHEMICAL COMMUNICATIONS, 2005, (25) :3114-3131

[9] Controllable pH modulation of lanthanide luminescence by intramolecular switching of the hydration state [J].

Lowe, MP ;

Parker, D .

CHEMICAL COMMUNICATIONS, 2000, (08) :707-708

[10] pH-dependent modulation of relaxivity and luminescence in macrocyclic gadolinium and europium complexes based on reversible intramolecular sulfonamide ligation [J].

Lowe, MP ;

Parker, D ;

Reany, O ;

Aime, S ;

Botta, M ;

Castellano, G ;

Gianolio, E ;

Pagliarin, R .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2001, 123 (31) :7601-7609

← 1 2 3 →