Synthesis and anti-oxidant activity of coumarinyl chalcones

Abstract Background The ability to inhibit oxidative stress has been established as the prime mechanism in treatment of several disease conditions. In view of this, two new series of coumarin–chalcone hybrid molecules (5a–o and 6a–o) were synthesized using various aromatic aldehydes. The structures...

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Main Authors: Raj Keshwar Prasad, Kavita R. Loksh
Format: Article
Language:English
Published: SpringerOpen 2021-09-01
Series:Future Journal of Pharmaceutical Sciences
Subjects:
Online Access:https://doi.org/10.1186/s43094-021-00340-1
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author Raj Keshwar Prasad
Kavita R. Loksh
author_facet Raj Keshwar Prasad
Kavita R. Loksh
author_sort Raj Keshwar Prasad
collection DOAJ
description Abstract Background The ability to inhibit oxidative stress has been established as the prime mechanism in treatment of several disease conditions. In view of this, two new series of coumarin–chalcone hybrid molecules (5a–o and 6a–o) were synthesized using various aromatic aldehydes. The structures of the compounds were confirmed using IR, 1HNMR and mass spectral analyses. The compounds were evaluated for their antioxidant potential against 2,2-diphenyl-1-picrylhydrazyl (DPPH) and hydroxyl radicals in scavenging assays. Results Compounds 5o and 5k exhibited significant antioxidant potential as compared to the standard drug (ascorbic acid). Conclusions It can be concluded that the coumarin–chalcone treatment have the potential to be optimized further to generate scaffolds capable to treat many pathological conditions.
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spelling doaj.art-46c9661d7258405db5cb7dfda7d1dc052022-12-21T20:45:24ZengSpringerOpenFuture Journal of Pharmaceutical Sciences2314-72532021-09-017111210.1186/s43094-021-00340-1Synthesis and anti-oxidant activity of coumarinyl chalconesRaj Keshwar Prasad0Kavita R. Loksh1Department of Pharmacy, Oriental UniversityDepartment of Pharmacy, Oriental UniversityAbstract Background The ability to inhibit oxidative stress has been established as the prime mechanism in treatment of several disease conditions. In view of this, two new series of coumarin–chalcone hybrid molecules (5a–o and 6a–o) were synthesized using various aromatic aldehydes. The structures of the compounds were confirmed using IR, 1HNMR and mass spectral analyses. The compounds were evaluated for their antioxidant potential against 2,2-diphenyl-1-picrylhydrazyl (DPPH) and hydroxyl radicals in scavenging assays. Results Compounds 5o and 5k exhibited significant antioxidant potential as compared to the standard drug (ascorbic acid). Conclusions It can be concluded that the coumarin–chalcone treatment have the potential to be optimized further to generate scaffolds capable to treat many pathological conditions.https://doi.org/10.1186/s43094-021-00340-1CoumarinChalconeAntioxidantFree radicalVilsmeier–HaackClaisen–Schmidt condensation
spellingShingle Raj Keshwar Prasad
Kavita R. Loksh
Synthesis and anti-oxidant activity of coumarinyl chalcones
Future Journal of Pharmaceutical Sciences
Coumarin
Chalcone
Antioxidant
Free radical
Vilsmeier–Haack
Claisen–Schmidt condensation
title Synthesis and anti-oxidant activity of coumarinyl chalcones
title_full Synthesis and anti-oxidant activity of coumarinyl chalcones
title_fullStr Synthesis and anti-oxidant activity of coumarinyl chalcones
title_full_unstemmed Synthesis and anti-oxidant activity of coumarinyl chalcones
title_short Synthesis and anti-oxidant activity of coumarinyl chalcones
title_sort synthesis and anti oxidant activity of coumarinyl chalcones
topic Coumarin
Chalcone
Antioxidant
Free radical
Vilsmeier–Haack
Claisen–Schmidt condensation
url https://doi.org/10.1186/s43094-021-00340-1
work_keys_str_mv AT rajkeshwarprasad synthesisandantioxidantactivityofcoumarinylchalcones
AT kavitarloksh synthesisandantioxidantactivityofcoumarinylchalcones