[go: up one dir, main page]

Wei et al., 2014 - Google Patents

Selective fluorescent sensor for mercury (II) ion based on an easy to prepare double naphthalene Schiff base

Wei et al., 2014

Document ID
15657022203355185627
Author
Wei T
Gao G
Qu W
Shi B
Lin Q
Yao H
Zhang Y
Publication year
Publication venue
Sensors and Actuators B: Chemical

External Links

Snippet

A fluorescent mercury sensor allowing for cheap, sensitive, and highly selective detection of Hg 2+ is described. This sensor combines two naphthalene groups as signaling subunits and the presence of imine group which was oxidized to amide with DMSO and Hg 2+ …
Continue reading at www.sciencedirect.com (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by the preceding groups
    • G01N33/48—Investigating or analysing materials by specific methods not covered by the preceding groups biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/58—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving labelled substances
    • G01N33/582—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving labelled substances with fluorescent label
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
    • G01N2021/6432—Quenching
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
    • G01N21/80—Indicating pH value
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by the preceding groups
    • G01N33/48—Investigating or analysing materials by specific methods not covered by the preceding groups biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53—Immunoassay; Biospecific binding assay
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
    • C07D471/04—Ortho-condensed systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means

Similar Documents

Publication Publication Date Title
Wei et al. Selective fluorescent sensor for mercury (II) ion based on an easy to prepare double naphthalene Schiff base
Fu et al. A colorimetric and fluorescent sensor for Cu2+ and F− based on a diarylethene with a 1, 8-naphthalimide Schiff base unit
Gao et al. A reversible fluorescent chemosensor for iron ions based on 1H-imidazo [4, 5-b] phenazine derivative
Yang et al. Tetraphenylethene functionalized rhodamine chemosensor for Fe3+ and Cu2+ ions in aqueous media
Manna et al. Recent developments in fluorometric and colorimetric chemodosimeters targeted towards hydrazine sensing: present success and future possibilities
Jeong et al. Recent progress on fluorescent chemosensors for metal ions
Wu et al. A colorimetric quinoline-based chemosensor for sequential detection of copper ion and cyanide anions
Hosseini et al. A turn-on fluorescent sensor for Zn2+ based on new Schiff's base derivative in aqueous media
Hu et al. Sulfonyl rhodamine hydrazide: A sensitive and selective chromogenic and fluorescent chemodosimeter for copper ion in aqueous media
Li et al. Highly selective colorimetric/fluorometric dual-channel sensor for cyanide based on ICT off in aqueous solution
Ge et al. A ratiometric fluorescent probe for sensing Cu2+ based on new imidazo [1, 5-a] pyridine fluorescent dye
Xu et al. A colorimetric and fluorometric dual-modal chemosensor for cyanide in water
Ahamed et al. An integrated system of pyrene and rhodamine-6G for selective colorimetric and fluorometric sensing of mercury (II)
Zhang et al. Three highly sensitive and selective colorimetric and off–on fluorescent chemosensors for Cu2+ in aqueous solution
Kumar et al. An “Off-On-Off” type fluorescent chemosensor for the relay detection of Zn2+ and H2PO4− in aqueous environment
Liu et al. Discriminating detection between F− and CN− by naked eye from Schiff base sensor
Tang et al. A novel fluorescent probe based on biphenyl and rhodamine for multi-metal ion recognition and its application
Wei et al. A two-step responsive colorimetric probe for fast detection of formaldehyde in weakly acidic environment
Elmas et al. Selective and sensitive fluorescent and colorimetric chemosensor for detection of CO32-anions in aqueous solution and living cells
Madhu et al. Selective and sensitive detection of Fe3+ ions using quinoline-based fluorescent chemosensor: Experimental and DFT study
Gao et al. A highly selective fluorescent chemosensor for iron ion based on 1H-imidazo [4, 5-b] phenazine derivative
Pei et al. A novel colorimetric and “turn-on” fluorimetric chemosensor for selective recognition of CN− ions based on asymmetric azine derivatives in aqueous media
Wang et al. A visual and fluorometric probe for Al (III) and Fe (III) using diketopyrrolopyrrole-based Schiff base
Li et al. Development of turn-on fluorescent probes for the detection of H2O2 vapor with high selectivity and sensitivity
Wang et al. Rhodamine-2-thioxoquinazolin-4-one conjugate: A highly sensitive and selective chemosensor for Fe3+ ions and crystal structures of its Ag (I) and Hg (II) complexes