Literature DB >> 21827136

A new half-condensed Schiff base compound: highly selective and sensitive pH-responsive fluorescent sensor.

Uday Chand Saha1, Koushik Dhara, Basab Chattopadhyay, Sushil Kumar Mandal, Swastik Mondal, Supriti Sen, Monika Mukherjee, Sander van Smaalen, Pabitra Chattopadhyay.   

Abstract

A new probe, 3-[(3-benzyloxypyridin-2-ylimino)methyl]-2-hydroxy-5-methylbenzaldehyde (1-H) behaves as a highly selective fluorescent pH sensor in a Britton-Robinson buffer at 25 °C. The pH titrations show a 250-fold increase in fluorescence intensity within the pH range of 4.2 to 8.3 with a pK(a) value of 6.63 which is valuable for studying many of the biological organelles.

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Year:  2011        PMID: 21827136     DOI: 10.1021/ol201652r

Source DB:  PubMed          Journal:  Org Lett        ISSN: 1523-7052            Impact factor:   6.005


  5 in total

1.  4-Methyl-2,6-diformylphenol based biocompatible chemosensors for pH: discrimination between normal cells and cancer cells.

Authors:  Tanumoy Dhawa; Ananta Hazra; Arpita Barma; Kunal Pal; Parimal Karmakar; Partha Roy
Journal:  RSC Adv       Date:  2020-04-20       Impact factor: 4.036

2.  Theoretical study on the optical response behavior to hydrogen chloride gas of a series of Schiff-base-based star-shaped structures.

Authors:  Fei Wang; Tianhong Qi; Zhongmin Su; Yuzhong Xie
Journal:  J Mol Model       Date:  2018-02-17       Impact factor: 1.810

3.  A single design strategy for dual sensitive pH probe with a suitable range to map pH in living cells.

Authors:  Kang-Kang Yu; Ji-Ting Hou; Kun Li; Qian Yao; Jin Yang; Ming-Yu Wu; Yong-Mei Xie; Xiao-Qi Yu
Journal:  Sci Rep       Date:  2015-10-21       Impact factor: 4.379

4.  A Phenanthroline-Based Fluorescent Probe for Highly Selective Detection of Extreme Alkalinity (pH > 14) in Aqueous Solution.

Authors:  Xiaoyu Ma; Shanyong Chen; Hong Yu; Youwei Guan; Junjun Li; Xingwu Yan; Zhenghao Zhang
Journal:  Nanoscale Res Lett       Date:  2019-09-18       Impact factor: 4.703

5.  A New Fluorescence Turn-On Probe for Aluminum(III) with High Selectivity and Sensitivity, and its Application to Bioimaging.

Authors:  Yi Jiang; Lei-Li Sun; Guang-Zong Ren; Xiang Niu; Wen-Zhou Hu; Zhi-Qiang Hu
Journal:  ChemistryOpen       Date:  2015-02-19       Impact factor: 2.911

  5 in total

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