Colorimetric detection of Cu2+ by amino phenol based chemosensor

A colorimetric chemosensor, based on 2-amino phenol Schiff base has been successfully synthesized by simple condensation reaction of 2-amino quinoline 3-carbaldehyde and 2-amino phenol. Synthesized Schiff base ligand 2-(2-aminoquinolin-3-yl methyleneamino) phenol (SBL) was characterised by various s...

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Main Authors: D.Y. Patil, N.B. Khadke, A.A. Patil, A.V. Borhade
Format: Article
Language:English
Published: Elsevier 2022-01-01
Series:Results in Chemistry
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2211715622003770
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author D.Y. Patil
N.B. Khadke
A.A. Patil
A.V. Borhade
author_facet D.Y. Patil
N.B. Khadke
A.A. Patil
A.V. Borhade
author_sort D.Y. Patil
collection DOAJ
description A colorimetric chemosensor, based on 2-amino phenol Schiff base has been successfully synthesized by simple condensation reaction of 2-amino quinoline 3-carbaldehyde and 2-amino phenol. Synthesized Schiff base ligand 2-(2-aminoquinolin-3-yl methyleneamino) phenol (SBL) was characterised by various spectroscopic techniques. SBL displayed highly selective and sensitive Colorimetric enhancement to Cu2+ ion over 13 competing ions in ethanol–water (99:1/v:v) solution. UV titration experiment showed that SBL exclusively reacted with Cu2+ and the stoichiometric ratio is 1:1. The detection limit of SBL-Cu2+ was estimated to be 4.3 nM and 8.2 × 10–8 M, respectively.
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spelling doaj.art-155d9a20a18c40f6b66d00804f9f99022022-12-22T04:23:03ZengElsevierResults in Chemistry2211-71562022-01-014100658Colorimetric detection of Cu2+ by amino phenol based chemosensorD.Y. Patil0N.B. Khadke1A.A. Patil2A.V. Borhade3Department of Applied Science, K. K. Wagh Institute of Engineering Education and Research, Nashik 422 003, Maharashtra, India; Corresponding author.Department of Chemistry, Research Centre, H.P.T. Arts and R.Y.K. Science College, Nashik 422 005, Maharashtra, IndiaDepartment of Chemistry, Research Centre, H.P.T. Arts and R.Y.K. Science College, Nashik 422 005, Maharashtra, IndiaDepartment of Chemistry, Research Centre, H.P.T. Arts and R.Y.K. Science College, Nashik 422 005, Maharashtra, IndiaA colorimetric chemosensor, based on 2-amino phenol Schiff base has been successfully synthesized by simple condensation reaction of 2-amino quinoline 3-carbaldehyde and 2-amino phenol. Synthesized Schiff base ligand 2-(2-aminoquinolin-3-yl methyleneamino) phenol (SBL) was characterised by various spectroscopic techniques. SBL displayed highly selective and sensitive Colorimetric enhancement to Cu2+ ion over 13 competing ions in ethanol–water (99:1/v:v) solution. UV titration experiment showed that SBL exclusively reacted with Cu2+ and the stoichiometric ratio is 1:1. The detection limit of SBL-Cu2+ was estimated to be 4.3 nM and 8.2 × 10–8 M, respectively.http://www.sciencedirect.com/science/article/pii/S2211715622003770Cu2+2-Amino phenol2-Amino quinolineColorimetric probeSchiff baseSensor
spellingShingle D.Y. Patil
N.B. Khadke
A.A. Patil
A.V. Borhade
Colorimetric detection of Cu2+ by amino phenol based chemosensor
Results in Chemistry
Cu2+
2-Amino phenol
2-Amino quinoline
Colorimetric probe
Schiff base
Sensor
title Colorimetric detection of Cu2+ by amino phenol based chemosensor
title_full Colorimetric detection of Cu2+ by amino phenol based chemosensor
title_fullStr Colorimetric detection of Cu2+ by amino phenol based chemosensor
title_full_unstemmed Colorimetric detection of Cu2+ by amino phenol based chemosensor
title_short Colorimetric detection of Cu2+ by amino phenol based chemosensor
title_sort colorimetric detection of cu2 by amino phenol based chemosensor
topic Cu2+
2-Amino phenol
2-Amino quinoline
Colorimetric probe
Schiff base
Sensor
url http://www.sciencedirect.com/science/article/pii/S2211715622003770
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AT nbkhadke colorimetricdetectionofcu2byaminophenolbasedchemosensor
AT aapatil colorimetricdetectionofcu2byaminophenolbasedchemosensor
AT avborhade colorimetricdetectionofcu2byaminophenolbasedchemosensor