Konu "Biological activity" için listeleme
Toplam kayıt 11, listelenen: 1-11
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Benzoksazol ve benzotiyazol yapısı içeren heterohalkalı bileşiklerin sentezi ve bazı biyolojik özelliklerinin incelenmesi
(Recep Tayyip Erdoğan Üniversitesi / Fen Bilimleri Enstitüsü / Kimya Anabilim Dalı, 2018)Heterosiklik sistemler geniş ölçüde farmakolojik ve biyolojik aktiviteye sahip olmalarından dolayı son yıllarda yapılan çalışmaların sayısı giderek artmıştır. Bunun yanında heterosiklik yapıda çeşitli yeni benzoksazol ve ... -
Chemical variation, antimicrobial, nitric oxide scavenging activities and tyrosinase inhibition of essential oils and solvent extracts from filipendula vulgaris moench growing in Turkey
(Shaheed Beheshti University, 2021)Volatile organic compositions of the essential oils (EOs), solid-phase microextraction (SPME) and SPME of n-hexane extracts from the flower and stem-leaf of Filipendula vulgaris (F. vulgaris) were analyzed by GC-FID/MS. A ... -
Conventional and microwave irradiated synthesis, biological activity evaluation and molecular docking studies of highly substituted piperazine-azole hybrids
(Elsevier Science Inc, 2017)Azole derivatives (3, 6) obtained starting from 1-(2-methoxyphenyl)piperazine were converted to the corresponding Mannich bases containing beta-lactame or flouroquinolone core via a one pot three component reaction. the ... -
In vitro antioxidant and antimicrobial properties of some new 4,5-dihydro-1H-1,2,4-triazole-5-ones
(Connect Journals, 2018)In this study, 3-alkyl(aryl)-4-amino-4,5-dihydro-1H-1,2,4-triazol-5-ones (3a-3h) reacted with 3-benzenesulfonyloxy-4-methoxybenzaldehyde (1a-1h) to afford eight new 3-alkyl(aryl)-4-(3-benzenesulfonyloxy-4-methoxybenzylid ... -
Microwave-assisted synthesis of some hybrid molecules containing penicillanic acid or cephalosporanic acid moieties and investigation of their biological activities
(Springer Birkhauser, 2014)Ethyl 4-amino-2-fluorophenylpiperazin-1-carboxylates containing a 1,3-oxazol(idin)e, 5-thioxo-1,2,4-triazole, 1,3,4-thiadiazole, 5-thioxo-1,3,4-oxadiazole, or 1,3-thiazole nucleus were obtained starting from ethyl ... -
New pyrimidine-N-β-D-glucosides: synthesis, biological evaluation, and molecular docking investigations
(Scientific Technical Research Council Turkey, TÜBİTAK, 2023)In this study, syntheses of new pyrimidine-coupled N-beta-glucosides and tetra-O-acetyl derivatives were carried out. All glycoconjugates were investigated in comparison with known chemotherapeutic agents in terms of their ... -
Syntheses and biological activities of new hybrid molecules containing different heterocyclic moieties
(Wiley, 2013)4-Aryl-5-(pyridin-3-yl)-4H-1,2,4-triazole-3-(thi)oles 5-7, obtained starting from nicotinic acid hydrazide were converted to the corresponding Mannich bases 12-24 by the reaction with several heterocyclic amines in the ... -
Synthesis of some new hybride molecules containing several azole moieties and investigation of their biological activities
(Maik Nauka/Interperiodica/Springer, 2014)1,2,4-Triazole-3-one prepared from tryptamine was converted to the corresponding carbothioamides by several steps. Their treatment with ethyl bromoacetate or 4-chlorophenacyl bromide produced the corresponding 5-oxo-1,3- ... -
Synthesis, structural and biochemical activity studies of a new hexadentate Schiff base ligand and its Cu(II), Ni(II), and Co(II) complexes
(Elsevier, 2015)A new Schiff base ligand (H2L) and its metal complexes have been prepared and characterized by elemental analysis, magnetic moment and spectral studies. the comparative in-vitro antimicrobial activities against various ... -
Use of Dicranum polysetum extract against Paenibacillus larvae causing American Foulbrood under in vivo and in vitro conditions
(Springer, 2023)Recent research shows that Dicranum species can be used to ameliorate the negative effects of honeybee bacterial diseases and that novel compounds isolated from these species may have the potential to treat bacterial ... -
The UV protectant properties of tea extracts on entomopathogenic fungus spores and their lethal effect on Galleria mellonella (L., 1758) (Lepidoptera: Pyralidae)
(Entomological Society of Turkey, 2023)The present study aims to investigate the effectiveness of various tea extracts in providing ultraviolet (UV) protection for entomopathogenic fungi. UV radiation could have detrimental effects on viability of these fungi, ...