Articles with "chromone" as a keyword



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Design and synthesis of novel benzyloxy-tethered-chromone-carboxamide derivatives as potent and selective human monoamine oxidase-b inhibitors

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Published in 2020 at "Chemical Papers"

DOI: 10.1007/s11696-020-01332-w

Abstract: A series of new bifunctional 7-benzyloxy-2, 3-dimethyl-4-oxo-4H-chromene-8-carboxamides 5a - 5 l were synthesized from 7-hydroxy 2,3 dimethyl chromone via key intermediate 7-benzyloxy 2,3 dimethyl-8-carboxylic acid using Jones oxidation and HBTU/HOBt (Hexafluorophosphate Benzotriazole Tetramethyl Uronium/Hydroxybenzotriazole) as selective… read more here.

Keywords: benzyloxy; human monoamine; chromone; monoamine oxidase ... See more keywords
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Electronic [UV–Visible] and vibrational [FT-IR] investigation and NMR spectroscopic analysis of some halogen substituted chromone (6-Fluorochromone, 6-Chlorochromone, 6-Bromochromone)

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Published in 2019 at "Journal of Molecular Structure"

DOI: 10.1016/j.molstruc.2019.02.016

Abstract: Abstract This work deals with the successful spectroscopic properties (infrared, Nuclear magnetic resonance and UV–Vis) and theoretical calculations of chromone and some 6-halogen substituted chromone [C9O2H5X (X: F, Cl and Br)] molecules, namely Chromone (Chr),… read more here.

Keywords: substituted chromone; fluorochromone; chromone; halogen substituted ... See more keywords
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Effect of the Chromone Core Substitution of Dirchromone on the Resultant Biological Activities.

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Published in 2021 at "Journal of natural products"

DOI: 10.1021/acs.jnatprod.1c00385

Abstract: Dirchromone is a bioactive vinyl sulfoxide-bearing chromone first isolated from the shrub Dirca palustris. Altogether, 32 of its derivatives were prepared to assess the effect of substitution of its chromone core upon activities against cancer… read more here.

Keywords: dirchromone; effect; substitution; chromone ... See more keywords
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Chromone-based monoamine oxidase B inhibitor with potential iron-chelating activity for the treatment of Alzheimer’s disease

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Published in 2022 at "Journal of Enzyme Inhibition and Medicinal Chemistry"

DOI: 10.1080/14756366.2022.2134358

Abstract: Abstract Based on the multitarget-directed ligands (MTDLs) strategy, a series of chromone-hydroxypyridinone hybrids were designed, synthesised, and evaluated as potential multimodal anti-AD ligands. Prospective iron-chelating effects and favourable monoamine oxidase B (MAO-B) inhibitory activities were… read more here.

Keywords: chromone; iron; iron chelating; activity ... See more keywords