Single sensors for multiple analytes employing fluorometric differentiation for Cr3+ and Al3+ in semi-aqueous medium with bio-activity and theoretical aspects

2018 ◽  
Vol 10 (33) ◽  
pp. 4063-4072 ◽  
Author(s):  
Malay Dolai ◽  
Urmila Saha ◽  
Avijit Kumar Das ◽  
Gopinatha Suresh Kumar
Keyword(s):  
Schiff Base ◽  
Aqueous Medium ◽  
Schiff Base Ligand ◽  
Turn On ◽  
Multiple Analytes

A Schiff base ligand (H2SALNN) exhibits turn-on fluorescence for Al3+ and Cr3+ at two distinct wavelengths via restricted CN isomerization and CHEF.

scholarly journals An antipyrine based fluorescence “turn-on” dual sensor for Zn2+ and Al3+ and its selective fluorescence “turn-off” sensing towards 2,4,6-trinitrophenol (TNP) in the aggregated state

2019 ◽  
Vol 18 (11) ◽  
pp. 2717-2729 ◽  
Author(s):  
Sudipto Dey ◽  
Ashim Maity ◽  
Milan Shyamal ◽  
Debasish Das ◽  
Samir Maity ◽  
...  
Keyword(s):  
Schiff Base ◽  
Metal Ions ◽  
Schiff Base Ligand ◽  
Turn On ◽  
Dual Sensor ◽  
Fluorescence Turn On

A 2,6-diformyl-p-cresol (DFC)-4-amino antipyrine (AP) based dual signaling fluorescent Schiff base ligand (DFCAP) is found to exhibit colorimetric and fluorescence turn on selective sensing towards metal ions, Zn2+ and Al3+.

Aggregation-induced emissive pyridoxal derived tetradentate Schiff base for the fluorescent turn-off sensing of copper(II) in aqueous medium

2022 ◽  
Author(s):  
Vinita Bhardwaj ◽  
Lavani Hindocha ◽  
S. K. Ashokkumar ◽  
Suban K Sahoo
Keyword(s):  
Schiff Base ◽  
Aqueous Medium ◽  
Schiff Base Ligand ◽  
Aggregation Induced Emission ◽  
Tetradentate Schiff Base

In this study, a tetradentate Schiff base ligand L was synthesized by condensing o-phenylenediamine with two moles of pyridoxal. The solution of L in EtOH/DMSO showed aggregation-induced emission (AIE) behaviour...

"Applications of biological of Azo-Schiff base ligand and its metal complexes and: A review "

2021 ◽  
Vol 8 (1) ◽  
pp. 74-80
Author(s):  
Lamia S. Ashoor ◽  
Rawa’a Abass Majeed ◽  
Rehab K. R. Al-Shemary
Keyword(s):  
Schiff Base ◽  
Metal Complexes ◽  
Cancer Cells ◽  
Aqueous Medium ◽  
Schiff Bases ◽  
Schiff Base Ligand ◽  
Unique Feature ◽  
Biological Structures

"1998 onwards, a span reporting 1000s of studies depicts the ever-increasing Schiff bases and their complexes applicability; this study genetically tests the research of the last 20 years. The variety of these molecules structural has made them obtainable for a so broad ambit for implementations of biological. They are eminent and because of this unique feature they find their position in the quantitative and qualitative calculation of metals in the aqueous medium. It demonstrated to be prominent catalysts and showed an enjoyable effect of fluorescence. Definitively, Schiff base fissures gotten situation of a unique during bio-experiments and in vitro to develop drugs with a large number of biological structures containing parasites, fungi, viruses, cancer cells, bacteria, etc.

A quinoline based Schiff base as a turn-on fluorescence chemosensor for selective and robust detection of Cd2+ ion in semi-aqueous medium

2021 ◽  
Vol 164 ◽  
pp. 106030
Author(s):  
Dhanushkodi Mohanasundaram ◽  
R. Bhaskar ◽  
Gujuluva Gangatharan Vinoth Kumar ◽  
Jegathalaprathaban Rajesh ◽  
Gurusamy Rajagopal
Keyword(s):  
Schiff Base ◽  
Aqueous Medium ◽  
Robust Detection ◽  
Turn On

A Novel and Cost Effective Isatin Based Schiff Base Fluorophore: Highly Efficient “Turn-Off” Fluorescent Sensor for the Selective Detection of Cysteine in Aqueous Medium

2021 ◽  
Author(s):  
SAVITHA D P ◽  
Deepa Sebastian ◽  
Anjali Krishna G ◽  
P. V. Mohanan
Keyword(s):  
Mass Spectrometry ◽  
Schiff Base ◽  
Aqueous Medium ◽  
13C Nmr ◽  
Schiff Base Ligand ◽  
Fluorescent Sensor ◽  
Cost Effective ◽  
Spectroscopic Methods ◽  
Selective Detection ◽  
Uv Visible

A novel schiff base ligand 3-(2-Amino-4, 5-dimethyl-phenylimino)-5-phenyl-1, 3-dihydro-indol-2-one (MPD 5MI) and was characterized using spectroscopic methods including UV visible, Infrared, 1H-NMR, 13C-NMR and mass spectrometry. The essential fluorescence properties such...

A Chromone-Derived Schiff-Base Ligand as Al3+ “Turn on” Fluorescent Sensor: Synthesis and Spectroscopic Properties

2015 ◽  
Vol 26 (1) ◽  
pp. 345-353 ◽  
Author(s):  
Chao-rui Li ◽  
Jing-can Qin ◽  
Bao-dui Wang ◽  
Long Fan ◽  
Jun Yan ◽  
...  
Keyword(s):  
Schiff Base ◽  
Schiff Base Ligand ◽  
Fluorescent Sensor ◽  
Spectroscopic Properties ◽  
Turn On

A highly selective and sensitive Schiff-base based turn-on optical sensor for Cu 2+ in aqueous medium and acetonitrile

2017 ◽  
Vol 79 ◽  
pp. 50-54 ◽  
Author(s):  
Xin Wang ◽  
Wei Shi ◽  
Lei Feng ◽  
Junchi Ma ◽  
Yuqin Li ◽  
...  
Keyword(s):  
Schiff Base ◽  
Aqueous Medium ◽  
Optical Sensor ◽  
Turn On

Methionine-derived Schiff base as selective fluorescent “turn-on” chemosensor for Zn2+ in aqueous medium and its application in living cells imaging

2015 ◽  
Vol 211 ◽  
pp. 544-550 ◽  
Author(s):  
Faiz-Ur-Rahman XXXX ◽  
Amjad Ali ◽  
Rong Guo ◽  
Jia Tian ◽  
Hui Wang ◽  
...  
Keyword(s):  
Schiff Base ◽  
Aqueous Medium ◽  
Living Cells ◽  
Turn On

Exploitation of a new Schiff-base ligand for boric acid fluorescent sensing in aqueous medium with bio-imaging studies in a living plant system

RSC Advances ◽  
2015 ◽  
Vol 5 (64) ◽  
pp. 51875-51882 ◽  
Author(s):  
Yeasmin Sarkar ◽  
Sanju Das ◽  
Riddhi Datta ◽  
Sharmila Chattopadhyay ◽  
Ambarish Ray ◽  
...  
Keyword(s):  
Schiff Base ◽  
Boric Acid ◽  
Aqueous Medium ◽  
Schiff Base Ligand ◽  
Physiological Condition ◽  
Imaging Studies ◽  
Living Plant ◽  
Fluorescent Sensing ◽  
System P ◽  
Bio Imaging

A new Schiff-base ligand owing to 1 : 1 chelation with boric acid exhibits selective boric acid fluorosensor at physiological condition along with bio-imaging facilities.

Spin-crossover in an iron(iii) complex showing a broad thermal hysteresis

2021 ◽  
Author(s):  
Cyril Rajnák ◽  
Romana Mičová ◽  
Ján Moncoľ ◽  
Ľubor Dlháň ◽  
Christoph Krüger ◽  
...  
Keyword(s):  
Schiff Base ◽  
Schiff Base Ligand ◽  
Spin Crossover ◽  
Thermal Hysteresis ◽  
Mononuclear Complex ◽  
Hysteresis Width ◽  
Thermally Induced

A pentadentate Schiff-base ligand 3,5Cl-L2− and NCSe− form a iron(iii) mononuclear complex [Fe(3,5Cl-L)(NCSe)], which shows a thermally induced spin crossover with a broad hysteresis width of 24 K between 123 K (warming) and 99 K (cooling).

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