Articles with "coumarin based" as a keyword



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Red Light‐Responsive Upconverting Nanoparticles for Quantitative and Controlled Release of a Coumarin‐Based Prodrug

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Published in 2022 at "Advanced Healthcare Materials"

DOI: 10.1002/adhm.202201474

Abstract: Photolytic reactions allow the optical control of the liberation of biological effectors by photolabile protecting groups. The development of versatile technologies enabling the use of deep‐red or NIR light excitation still represents a challenging issue,… read more here.

Keywords: coumarin based; release; light; drug ... See more keywords
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Synthesis and photochromic properties of coumarin-based dithienylethenes

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Published in 2018 at "Research on Chemical Intermediates"

DOI: 10.1007/s11164-018-3504-z

Abstract: Two photochromic coumarin-based dithienylethenes were synthesized by one-pot nucleophilic addition reaction of alkyne and phenol. Both diarylethenes exhibited reversible photochromism, but their conformation played an important role in their photochromic properties. The derivative with high… read more here.

Keywords: based dithienylethenes; coumarin based; properties coumarin; synthesis photochromic ... See more keywords
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A novel coumarin-based water-soluble fluorescent probe for endogenously generated SO2 in living cells

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Published in 2017 at "Science China Chemistry"

DOI: 10.1007/s11426-016-0411-7

Abstract: A novel coumarin-based “turn-on” fluorescent probe SS-1 was developed for selective detection of SO2 derivatives in 100% water solution among reactive sulfur species (RSS). The detection limit of the method was 91.7 nM. Moreover, the… read more here.

Keywords: fluorescent probe; novel coumarin; coumarin based; generated so2 ... See more keywords
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The role of the intermolecular π···π interactions in the luminescence behavior of novel coumarin-based pyrazoline materials

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Published in 2020 at "Dyes and Pigments"

DOI: 10.1016/j.dyepig.2020.108942

Abstract: Abstract Novel nine coumarin-based pyrazolines have been synthesized and fully characterized in search of new fluorescent compounds for design stimuli-responsive chromic materials. All reported compounds behave as highly fluorescent materials, both in solution and in… read more here.

Keywords: solid state; coumarin based; role intermolecular; intermolecular interactions ... See more keywords
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Inhibitory effects and structural insights for a novel series of coumarin-based compounds that selectively target human CA IX and CA XII carbonic anhydrases.

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Published in 2018 at "European journal of medicinal chemistry"

DOI: 10.1016/j.ejmech.2017.11.061

Abstract: Coumarin derivatives are a peculiar class of inhibitors of the family of metalloenzymes carbonic anhydrases (CA, EC 4.2.1.1). Several coumarins display higher affinity and selectivity toward most relevant and druggable CA isoforms. By decorating the… read more here.

Keywords: coumarin based; coumarin; series coumarin; carbonic anhydrases ... See more keywords
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Synthesis of novel core-shells of PMMA with coumarin based liquid crystalline side chains and PMMA shell as electro-optical materials

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Published in 2018 at "European Polymer Journal"

DOI: 10.1016/j.eurpolymj.2018.05.012

Abstract: Abstract The synthesis and electro-optical properties of novel side-chain liquid crystalline polymers (SCLCPs) is described. The polymers were liquid crystalline polymers with mesogenic coumarin based side groups separated from the poly (methyl methacrylate) backbone by… read more here.

Keywords: coumarin based; pmma shell; electro optical; liquid crystalline ... See more keywords
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DFT and TD-DFT studies for optoelectronic properties of coumarin based donor-π-acceptor (D-π-A) dyes: applications in dye-sensitized solar cells (DSSCS)

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Published in 2021 at "Heliyon"

DOI: 10.1016/j.heliyon.2021.e08339

Abstract: A series of six coumarin based dye derivatives were investigated and their geometry and optoelectronic properties elucidated for suitability in dye-sensitized solar cells (DSSCs) using TD-DFT/B3LYP with 6-31G basis set. D-π-A schemes were developed by… read more here.

Keywords: coumarin based; dft; optoelectronic properties; dye sensitized ... See more keywords
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Highly sensitive determination of 4-nitrophenol with coumarin-based fluorescent molecularly imprinted poly (ionic liquid).

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Published in 2020 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2020.122854

Abstract: A coumarin-based fluorescent molecularly imprinted poly (ionic liquid) (FL-MIPIL) was prepared using a new coumarin-based alkenyl fluorescent ionic liquid (coumarin-FL-IL) as the functional monomer, IL [V2C4(mim)2][(PF6)2] and ethyleneglycol dimethacrylate as the cross-linkers, and 4-NP as… read more here.

Keywords: based fluorescent; ionic liquid; coumarin based; mipil ... See more keywords
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A novel pyrrole fused coumarin based highly sensitive and selective fluorescence chemosensor for detection of Cu2+ ions and applications towards live cell imaging

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Published in 2018 at "Journal of Photochemistry and Photobiology A: Chemistry"

DOI: 10.1016/j.jphotochem.2018.07.004

Abstract: Abstract A novel pyrrole fused coumarin based simple and practicable molecular probe has been synthesized under metal free green conditions which can recognize copper (II) in acetonitrile solvent. The synthesized probe displayed fluorescence quenching through… read more here.

Keywords: coumarin based; fused coumarin; cu2; novel pyrrole ... See more keywords
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A highly selective coumarin-based chemosensor for naked-eye detection of cyanide anions via nucleophilic addition in pure aqueous environment

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Published in 2021 at "Microchemical Journal"

DOI: 10.1016/j.microc.2021.106584

Abstract: Abstract A coumarin-based naked-eye colorimetric sensor IC has been developed for the highly selective detection of CN− over other common anions in pure aqueous solution. The nucleophilic addition of CN− inhibits ICT progress in IC,… read more here.

Keywords: highly selective; naked eye; pure aqueous; coumarin based ... See more keywords
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Oxidovanadium (V and IV) complexes incorporating coumarin based O^N^O ligand: Synthesis, structure and catalytic activities

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Published in 2020 at "Polyhedron"

DOI: 10.1016/j.poly.2019.114241

Abstract: Abstract The tridentate ligand H2L1, [(E)-7-Hydroxy-8-[(2-hydroxy-phenylimino)-methyl]-4-methyl-chromen-2-one] has been used in the present work towards the synthesis of mononuclear oxidovanadium complexes. Three mononuclear complexes [VOL1(OMe)(MeOH)], 1; [VO(L1)(8-Hq)], 2 and [VO(L1)(1,10-phen)], 3 have been successfully synthesized with… read more here.

Keywords: coumarin based; oxidovanadium complexes; complexes incorporating; incorporating coumarin ... See more keywords