Articles with "novel coumarin" as a keyword



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Study of Fluorescence Quenching on Novel Coumarin Derivatives by Aniline in Different Solvents

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Published in 2017 at "Journal of Solution Chemistry"

DOI: 10.1007/s10953-017-0645-4

Abstract: The steady-state fluorescence quenching of novel coumarin derivatives; 4-(2, 6-dibromo-4-methyl-phenoxymethyl)-benzo[h]chromen-2-one [DMB] and 6-methoxy-4-p-tolyoxymethyl-chromen-2-one [TMC] has been studied in toluene, benzene, dioxane, acetonitrile and tetrahydrofuran [THF] using aniline as a quencher at room temperature with a… read more here.

Keywords: fluorescence quenching; novel coumarin; fluorescence; quenching novel ... 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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Synthesis and investigation of anti-inflammatory and anticonvulsant activities of novel coumarin-diacylated hydrazide derivatives

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Published in 2020 at "Arabian Journal of Chemistry"

DOI: 10.1016/j.arabjc.2020.10.034

Abstract: Abstract A number of novel coumarin derivatives synthesized by the reaction of 3-carbonyl chloride coumarin with some substituted aryl acid hydrazides to investigate their anti-inflammatory and anticonvulsant activities. Carrageenan (0.1 ml of 1%, w/v) was… read more here.

Keywords: anti inflammatory; novel coumarin; anticonvulsant activities; oxo chromene ... See more keywords
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Synthesis and evaluation of novel coumarin-oxime ethers as potential anti-tubercular agents: Their DNA cleavage ability and BSA interaction study.

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Published in 2018 at "European journal of medicinal chemistry"

DOI: 10.1016/j.ejmech.2018.03.042

Abstract: As a contribution to the development of novel coumarin-oxime ether conjugates with therapeutically interesting properties, a series of coumarin-oxime ether (1a-1j) was synthesised using SN2 reaction of bromomethyl coumarins with butane-2,3-dione monoxime. Invitro anti-tuberculosis activityagainstMTBH37Rv… read more here.

Keywords: novel coumarin; coumarin oxime; anti tubercular;
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Novel coumarin-pyrazole carboxamide derivatives as potential topoisomerase II inhibitors: Design, synthesis and antibacterial activity.

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Published in 2018 at "European journal of medicinal chemistry"

DOI: 10.1016/j.ejmech.2018.07.059

Abstract: The identification of novel Topoisomerase II (Topo II) inhibitors is one of the most attractive directions in the field of bactericide research and development. In our ongoing efforts to pursue the class of inhibitors, six… read more here.

Keywords: novel coumarin; carboxamide derivatives; pyrazole carboxamide; coumarin pyrazole ... See more keywords
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Synthesis and biological evaluation of novel coumarin derivatives in rhabdoviral clearance.

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Published in 2021 at "European journal of medicinal chemistry"

DOI: 10.1016/j.ejmech.2021.113739

Abstract: Diseases caused by rhabdoviruses have had a huge impact on the productive lives of the entire human population. The main problem is the lack of drugs for the treatment of this family of viruses. Infectious… read more here.

Keywords: novel coumarin; treatment; coumarin derivatives; ihnv ... See more keywords
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Synthesis, fluorescence properties and F− detection performance of Eu(III) complexes based on the novel coumarin Schiff base derivatives

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Published in 2020 at "Journal of Molecular Liquids"

DOI: 10.1016/j.molliq.2020.114439

Abstract: Abstract Three novel coumarin Schiff base derivatives and corresponding Eu(III) complexes were designed and synthesized. The aggregation-induced emission (AIE) property of ligands was studied. The fluorescence properties and electrochemical properties of Eu(III) complexes were investigated… read more here.

Keywords: coumarin schiff; novel coumarin; fluorescence; fluorescence properties ... See more keywords
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Design, Synthesis, and Molecular Modeling Studies of Novel Coumarin Carboxamide Derivatives as eEF-2K Inhibitors

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Published in 2020 at "Journal of chemical information and modeling"

DOI: 10.1021/acs.jcim.9b01083

Abstract: Eukaryotic elongation factor-2 kinase (eEF-2K) is an unusual alpha kinase and commonly upregulated in various human cancers, including breast, pancreatic, lung and brain tumors. We have demonstrated that eEF-2K is relevant to poor prognosis and… read more here.

Keywords: design synthesis; molecular modeling; novel coumarin; breast ... See more keywords
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Fluorescence solvatochromism and modulated anticholinergic activity of novel coumarin compounds sequestered in human serum albumin nanocavities

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Published in 2019 at "New Journal of Chemistry"

DOI: 10.1039/c9nj03293b

Abstract: The antagonistic effect of the HSA matrix towards the acetylcholinesterase inhibition potencies of novel coumarin compounds is probed by multi-spectroscopic techniques. read more here.

Keywords: modulated anticholinergic; novel coumarin; solvatochromism modulated; anticholinergic activity ... See more keywords
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Optoelectronic and current-voltage studies for novel coumarin dyes

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Published in 2019 at "International Journal of Environmental Analytical Chemistry"

DOI: 10.1080/03067319.2019.1661395

Abstract: ABSTRACT Coumarin derivatives are used in a wide range of applications, such as optoelectronics, photovoltaics and dye lasers. Therefore they have attracted significant research interest. In this regard, novel coumarin dye molecules were synthesised and… read more here.

Keywords: studies novel; novel coumarin; voltage studies; optoelectronic current ... See more keywords
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Novel Coumarin-Thiadiazole Hybrids and Their Cu(II) and Zn(II) Complexes as Potential Antimicrobial Agents and Acetylcholinesterase Inhibitors

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Published in 2021 at "International Journal of Molecular Sciences"

DOI: 10.3390/ijms22189709

Abstract: A series of coumarin-thiadiazole hybrids and their corresponding Cu(II) and Zn(II) complexes were synthesized and characterized with the use of spectroscopic techniques. The results obtained indicate that all the coumarin-thiadiazole hybrids act as bidentate chelators… read more here.

Keywords: novel coumarin; thiadiazole hybrids; coumarin thiadiazole; ligand metal ... See more keywords