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TÜBİTAK

2021

3

Articles 1 - 2 of 2

Full-Text Articles in Chemistry

Synthesis, Spectral Characterization, And Biological Studies Of 3,5-Disubstituted- 1,3,4-Oxadiazole-2(3h)-Thione Derivatives, Tuğçe Özyazici, Fi̇kretti̇n Şahi̇n, Meri̇ç Köksal Akkoç Jan 2021

Synthesis, Spectral Characterization, And Biological Studies Of 3,5-Disubstituted- 1,3,4-Oxadiazole-2(3h)-Thione Derivatives, Tuğçe Özyazici, Fi̇kretti̇n Şahi̇n, Meri̇ç Köksal Akkoç

Turkish Journal of Chemistry

The reaction of 3,4-dichlorophenyl-1,3,4-oxadiazole-2(3H)-thione with piperidine derivatives via Mannich reaction was used to generate eleven novel compounds in moderate to good yields. Synthesized molecules were characterized according to their structure with 1H NMR, 13C NMR and FT-IR spectral foundations, which were compatible with literature informations. Antimicrobial activity and cytotoxicity studies were done by disc diffusion and NCI-60 sulphordamine B assay methods. The antimicrobial test results revealed that synthesized compounds have better activity against gram-positive species than gram-negative ones. A total analysis of the antibacterial, antifungal, and antiyeast activity revealed that newly synthesized compounds were really active against Bacillus cereus, Bacillus …


Treatment Of Industrial Contaminants With Zero-Valent Iron- And Zero-Valent Aluminiumactivatedpersulfate: A Case Study With 3,5-Dichlorophenol And 2,4-Dichloroaniline, Olga Koba Ucun, Bahareh Montazeri̇, İdi̇l Arslan Alaton, Tuğba Ölmez Hanci Jan 2021

Treatment Of Industrial Contaminants With Zero-Valent Iron- And Zero-Valent Aluminiumactivatedpersulfate: A Case Study With 3,5-Dichlorophenol And 2,4-Dichloroaniline, Olga Koba Ucun, Bahareh Montazeri̇, İdi̇l Arslan Alaton, Tuğba Ölmez Hanci

Turkish Journal of Chemistry

Zero-valent iron (ZVI)- and zero-valent aluminium (ZVA)-activated persulfate (PS) oxidation procedure was applied to remove the industrial pollutants 3,5-dichlorophenol (3,5-DCP; 12.27 μM) and 2,4-dichloroaniline (2,4-DCA; 12.34 μM) from aqueous solutions. The effects of PS concentration and pH were investigated to optimize heterogeneous treatment systems. Negligible removals were obtained for both pollutants by individual applications of nanoparticles (1 g/L) and PS (1.00 mM). PS activation with ZVI resulted in 59% (1.00 mM PS; 1 g/L ZVI; pH 5.0; 120 min) and 100% (0.75 mM PS; 1 g/L ZVI; pH 5.0; 80 min) 3,5-DCP and 2,4-DCA removals, respectively. The ZVA/PS treatment system …