Iodine-Substituted Dithiocarbamic Flavanones—A Structure–Activity Relationship Study of Their Antioxidant Properties

The antioxidant properties of novel diiodo-substituted 3-dithiocarbamic flavanones were investigated. The three frameworks that proved to be the most active ones in our previous studies were selected. By varying the nature of the substituent at the para position of flavanone ring <b>B</b>, a structure-activity relationship study on radical scavenging properties was performed. The influence of these substituents (F, Cl, Br and H) was investigated against DPPH and ABTS<sup>+•</sup>. The results indicate that the presence of the halogen substituents induces better antioxidant properties than ascorbic acid and BHT. The highest radical scavenging activity was found in the case of morpholine carbodithioates. Regarding the ABTS<sup>+•</sup> assay, all investigated flavanones exhibited better antioxidant properties than BHT.

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Publication Details

Journal
Molecules
Published
2025-05-22
DOI
https://doi.org/10.3390/molecules30112280
Primary Topic
Synthesis of Organic Compounds
Type
article
Field-Weighted Citation Impact
0.00

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article

Iodine-Substituted Dithiocarbamic Flavanones—A Structure–Activity Relationship Study of Their Antioxidant Properties

M. L. Birsa, Laura G. Sârbu
Molecules
Synthesis of Organic Compounds
article

Iodine-Substituted Dithiocarbamic Flavanones—A Structure–Activity Relationship Study of Their Antioxidant Properties

M. L. Birsa, Laura G. Sârbu
article en

Abstract

The antioxidant properties of novel diiodo-substituted 3-dithiocarbamic flavanones were investigated. The three frameworks that proved to be the most active ones in our previous studies were selected. By varying the nature of the substituent at the para position of flavanone ring <b>B</b>, a structure-activity relationship study on radical scavenging properties was performed. The influence of these substituents (F, Cl, Br and H) was investigated against DPPH and ABTS<sup>+•</sup>. The results indicate that the presence of the halogen substituents induces better antioxidant properties than ascorbic acid and BHT. The highest radical scavenging activity was found in the case of morpholine carbodithioates. Regarding the ABTS<sup>+•</sup> assay, all investigated flavanones exhibited better antioxidant properties than BHT.

MoleculesVol. 30(11)
Alexandru Ioan Cuza University (RO)
Ministerul Cercetării, Inovării şi Digitalizării, Unitatea Executiva pentru Finantarea Invatamantului Superior, a Cercetarii, Dezvoltarii si Inovarii, Colegiul Consultativ pentru Cercetare-Dezvoltare şi Inovare
Openalex Percentile: Top 87%
Synthesis of Organic Compounds
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Iodine-Substituted Dithiocarbamic Flavanones—A Structure–Activity Relationship Study of Their Antioxidant Properties — M. L. Birsa, Laura G. Sârbu · Molecules (2025) | TGRS Research Map | TGRS