Articles with "based coumarin" as a keyword



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A novel reactive chemosensor for sulfide detection with high selectivity and sensitivity based on 4-Cl coumarin derivatives

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Published in 2021 at "Dyes and Pigments"

DOI: 10.1016/j.dyepig.2021.109373

Abstract: Abstract We describe the design and synthesis of a novel reactive chemosensor based on 4-Cl Coumarin derivatives. This chemosensor displays significantly fluorescence performance in the detection of sulfur ions in water samples, and the inactive… read more here.

Keywords: coumarin derivatives; novel reactive; reactive chemosensor; based coumarin ... See more keywords
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Triphenylamine and N-phenyl carbazole-based coumarin derivatives: Synthesis, solvatochromism, acidochromism, linear and nonlinear optical properties

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Published in 2019 at "Journal of Photochemistry and Photobiology A: Chemistry"

DOI: 10.1016/j.jphotochem.2019.111937

Abstract: Abstract In a sequential study of rigidification of donating unit on its charge transfer towards accepting a coumarin unit, four donor-acceptor triphenylamine and N -phenyl carbazole based coumarin dyes were synthesized and characterized. The dyes… read more here.

Keywords: solvatochromism; phenyl carbazole; carbazole based; triphenylamine phenyl ... See more keywords
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Solvent free and green synthesis of efficient solvochromism based coumarin moieties for quick visualization of LFPs and OLEDs applications

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Published in 2021 at "Journal of Molecular Structure"

DOI: 10.1016/j.molstruc.2020.129208

Abstract: Abstract We report a novel solvochromism based coumarin thiophene fluorescent tags (CTFTs) namely, 3-(thiophen-2-yl)-2H-chromen-2-one (3a) and 6, 8-dichloro-3-(thiophen-2-yl)-2H-chromen-2-one (3b) via solvent free, eco-friendly, low-cost and one-pot multicomponent reaction system under microwave irradiation protocol. The synthesized… read more here.

Keywords: based coumarin; visualization; solvochromism based; spectroscopy ... See more keywords
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UV-responsive amphiphilic graft copolymers based on coumarin and polyoxazoline.

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Published in 2017 at "Soft matter"

DOI: 10.1039/c7sm00682a

Abstract: A series of amphiphilic photo-responsive heterografted copolymers have been successfully synthesized. The random copolymers were composed of a methacrylate backbone, with various compositions of hydrophilic oligomeric 2-methyl-2-oxazoline side chains (OMOx) and hydrophobic long alkyl chains… read more here.

Keywords: based coumarin; graft copolymers; responsive amphiphilic; copolymers based ... See more keywords