A novel chromone based colorimetric sensor for highly selective detection of copper ions: synthesis, optical properties and DFT calculations

A Mohammadi, B Khalili, AS Haghayegh - Spectrochimica Acta Part A …, 2019 - Elsevier
In this work, a new chromone based colorimetric sensor (ChrCS) was developed for highly
selective detection of copper ions in semi-aqueous media. Evaluation of color and spectral …

Functional Cyanine‐Based PVA: PVP Polymers as Antimicrobial Tools toward Food and Health‐Care Bacterial Infections

GA Marcelo, J Galhano, MP Duarte… - Macromolecular …, 2022 - Wiley Online Library
The rising of multidrug‐resistant bacteria and their associated proliferation as harmful
microorganisms boosts the creation of new antibacterial surfaces and biomaterials with …

[HTML][HTML] Development of low-cost colourimetric and pH sensors based on PMMA@ Cyanine polymers

J Galhano, GA Marcelo, A Kurutos, E Bértolo… - Dyes and …, 2022 - Elsevier
Cyanine derivatives 1–3 were successfully characterized and their sensorial ability studied
against Zn 2+, Co 2+, Cd 2+, Ni 2+, Cu 2+, Hg 2+ and Ag+ metal ions. All dyes revealed a …

[HTML][HTML] A chromogenic diarylethene-based probe for the detection of Cu2+ in aqueous medium in Drosophila for early diagnosis of Alzheimer

G Kumar, A Srivastava, P Kumar, S Srikrishna… - Heliyon, 2024 - cell.com
A diarylethene-based probe (Z)-N'-((2-amino-5-chlorophenyl)(phenyl) methylene)-2-hydroxy
benzohydrazide (KBH) has been proficiently developed and its structure has been …

Multifunctional Porphyrin-based dyes for cations detection in solution and thermoresponsive low-cost materials

NMM Moura, S Valentini, V Cheptene, A Pucci… - Dyes and …, 2021 - Elsevier
Two β-pyrrolic substituted porphyrinic dyes 3 and 4, have been synthesized and fully
characterized. Both compounds showed spectral alterations upon metal interaction …

A quinolinol-based colorimetric chemosensor for highly sensitive and selective detection of Cu2+: Experimental and DFT studies and its application in real samples

SH Mousavi, MA Zanjanchi, A Mohammadi… - … of Photochemistry and …, 2024 - Elsevier
A novel molecular chemosensor (E)-5-(2-(4-nitrophenyl) azo)-2-methylquinolin-8-ol
(NPAMQ) was synthesized and characterized by FT-IR, UV–Vis, 1 H NMR, 13 C NMR, and …

Development of Cyanine 813@ Imidazole-Based Doped Supported Devices for Divalent Metal Ions Detection

J Galhano, GA Marcelo, HM Santos… - Chemosensors, 2022 - mdpi.com
A NIR cyanine@ imidazole derivative Cy1 was synthesized and evaluated as a metal ion
sensor in solution. Cy1 was shown to be very sensitive to all metal ions tested, presenting a …