Effect of group electronegativity on spectroscopic, biological, chromogenic sensing and optical properties of 2-formyl-benzene sulfonic acid sodium salt-based Schiff bases

Elif Akhuseyin Yildiz*, Yasemin Pepe, Diğdem Erdener, Ahmet Karatay, Bahadir Boyacioglu, Hüseyin Ünver, Gönül Yapar, Neslihan Demir, Mustafa Yıldız, Ayhan Elmalı

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

5 Citations (Scopus)

Abstract

In this study, 2-formylbenzenesulfonic acid sodium salt-based Schiff bases were synthesized from the reactions of 2-formylbenzenesulfonic acid sodium salt with 2-amino-4-chlorophenol and 2-amino-4-methylphenol. The structure of the compounds was determined by FTIR, UV–Vis and NMR spectroscopy methods using both experimental and DFT methods. The anion sensor properties of the compounds were investigated both UV–Vis spectroscopically and calorimetrically. In addition, the antimicrobial activities, interactions with DNA, DNA cleavage and antioxidant activities of Schiff bases were investigated. Additionally, the effects of group electronegativity on the spectroscopic, biological, chromogenic sensing and optical properties of chlorine and methyl side groups and sodium 2-sulfobenzalidene-aminophenol-based Schiff bases were investigated.

Original languageEnglish
Article number135611
JournalJournal of Molecular Structure
Volume1286
DOIs
Publication statusPublished - 15 Aug 2023

Bibliographical note

Publisher Copyright:
© 2023

Keywords

  • Biological activity
  • Colorimetric sensor
  • DFT
  • Femtosecond transient absorption spectroscopy
  • Schiff base
  • Sodium 2-formylbenzenesulfonate

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