Güncel Gönderiler: FEF, Kimya Bölümü Koleksiyonu
Toplam kayıt 455, listelenen: 401-420
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Synthesis, in vitro urease inhibition and molecular docking studies of some novel quinazolin-4(3H)-one derivatives containing triazole, thiadiazole and thiosemicarbazide functionalities
(Academic Press Inc Elsevier Science, 2019)A new series of quinazolinone derivatives containing triazole, thiadiazole, thiosemicarbazide functionalities was synthesized and then screened for their in vitro urease inhibition properties. Most of the compounds showed ... -
A convenient method for the synthesis of 3,4-dihydroquinazolines from iminoester hydrochlorides via microwave irradiation
(Sage Publications Ltd, 2019)This is work presents a simple and practical strategy for the synthesis of 2-substituted-3,4-dihydroquinazolines in which the ring closure reaction of 2-aminobenzylamine with corresponding iminoester hydrochlorides via ... -
Piperazine-azole-fluoroquinolone hybrids: Conventional and microwave irradiated synthesis, biological activity screening and molecular docking studies
(Academic Press Inc Elsevier Science, 2019)A series of new 1,2,4-triazole and 1,3,4-oxadiazole derivatives was obtained via several steps sequential reactions of phenyl piperazine. Then, these compounds were converted to the corresponding fluoroquinolone hybrids ... -
New chalcone derivatives with Schiff base-thiophene: Synthesis, biological activity, and molecular docking studies
(Maik Nauka/Interperiodica/Springer, 2019)New thiophene chalcones 3, 6 and thiophene Schiff base-chalcone derivatives 4a-4d, 7a-7d are synthesized. Structures of the compounds are confirmed by H-1 and C-13 NMR, and IR spectra. According to antimicrobial and ... -
Spectroscopic, Hirshfeld surface, X-ray diffraction methodologies and local & global chemical activity calculations of 5-(2-methoxy-4-(prop-1-en-1-yl)phenoxy)pyrazine-2,3-dicarbonitrile
(Elsevier, 2019)The new compound of 5-(2-Methoxy-4-(prop-1-en-1-yl)phenoxy)pyrazine-2,3-dicarbonitrile was synthesized and structure was characterized by using XRD, FT-IR and NMR techniques. All theoretical computations were calculated ... -
Phthalocyanines containing resorcinarene cavitands; synthesis and heavy metal ion extraction properties
(Editura Acad Romane, 2019)There are several studies about phthalocyanines containing resorcin[4]arene groups at literature. However, their heavy metal ion extraction properties are unknown. Therefore, the novel phthalocyanines containing tetra and ... -
Synthesis and characterization of ring-type and branched polymers including polyethylene glycols by "click" chemistry
(Springer International Publishing Ag, 2019)Synthesis of ring-type (or branched) polymers including polyethylene glycols was archived via "click" chemistry of 5,6-diazido-2-benzyl-1H-benzimidazole (Di-N-3) [or triazidoacetohydrazide derivative (Tri-N-3)] and terminally ... -
Synthesis of 5-methyl-2,4-dihydro-3H-1,2,4-triazole-3-one's aryl Schiff base derivatives and investigation of carbonic anhydrase and cholinesterase (AChE, BuChE) inhibitory properties
(Academic Press Inc Elsevier Science, 2019)Carbonic anhydrase enzymes (EC 4.2.1.1, CAs) are metalloenzyme families that catalyze the rapid conversion of H2O and CO2 to HCO3- and H+. CAs are found in different tissues where they participate in various significant ... -
Design, molecular docking and synthesis of novel 5,6-dichloro-2-methyl-1H-benzimidazole derivatives as potential urease enzyme inhibitors
(Academic Press Inc Elsevier Science, 2019)A novel series of 5,6-dichloro-2-methyl-1H-benzimidazole derivatives was synthesized and then screened for their urease inhibitory activity. All compounds showed more potent inhibitory activity in the range of IC50= 0.0294 ... -
A novel endo-β-1,4-xylanase from Pediococcus acidilactici GC25; purification, characterization and application in clarification of fruit juices
(Elsevier Science Bv, 2019)A novel extracellular xylanase was purified and characterized from Pediococcus acidilactici GC25 (GenBank number: MF289522). the purification was 4.6-fold with a yield of 43.61% through acetone precipitation, Q-Sepharose, ... -
Hydrothermally synthesized cobalt borophosphate as an electrocatalyst for water oxidation in the pH range from 7 to 14
(Wiley-V C H Verlag Gmbh, 2019)The synthesis of earth-abundant-metal-based, robust, efficient and cost-effective water oxidation electrocatalysts is necessary for renewable energy conversion processes. in this study, a crystalline cobalt borophosphate ... -
Noble metal nanoparticles supported on activated carbon: Highly recyclable catalysts in hydrogen generation from the hydrolysis of ammonia borane
(Academic Press Inc Elsevier Science, 2019)Noble metal nanoparticles including rhodium, ruthenium and palladium have been extensively used in catalysis field. Since their limited abundance and high cost, many methods have been developed to obtain highly active and ... -
Synthesis and in vitro urease inhibition of some novel benzimidazole-based hydrazones
(Wiley, 2019)A novel series of N '-(substituted benzylidene)-2-(5,6-dichloro-2-methyl-1H-benzimidazol-1-yl)acetohydrazides and N '-(1-(substituted phenyl)ethylidene)-2-(5,6-dichloro-2-methyl-1H-benzimidazol-1-yl)acetohydrazides were ... -
A novel highly porous cellulosic aerogel regenerated by solvent exchange mechanism
(Springer, 2019)Cellulose acetate aerogel (CAA) regenerated with toluene solvent was first obtained and analysed in this work using several measurement techniques. CAA, a green and environmentally friendly material, with high thermal ... -
Synthesis, inhibitory properties on the metabolic enzymes and antioxidant activity of a new series benzimidazole derivatives
(Editura Acad Romane, 2019)In this study, a series of new 1, 2-disubstituted benzimidazole was synthesized starting from 5, 6-dichloro-2-(4-methoxybenzyl)-1H-benzimidazole compound which was converted to the ester and hydrazide derivative, respectively. ... -
Synthesis of novel Azol-beta-lactam derivatives starting from phenyl piperazine and investigation of their antiurease activity and antioxidant capacity comparing with their molecular docking studies
(Elsevier Science Bv, 2019)This study reports the synthesis, biological investigation and molecular docking of novel beta-lactam derivatives bearing 1,3,4-thiadiazole and 1,3,4-oxadiazole ring system. the synthesized compounds were evaluated for in ... -
Non-peripherally tetra substituted phthalocyanines bearing benzodioxane moieties: Synthesis, characterization and investigation of electrochemical and spectroelectrochemical properties
(Elsevier Science Bv, 2019)The 1,4-benzodioxane substituted phthalonitrile compound (3) and non-peripherally tetra substituted cobalt(II) (4), nickel(II) (5) and copper(II) (6) phthalocyanine complexes were synthesized. the structural characterization ... -
Synthesis of novel 2,3-disubstituted quinazolin-4(3H)-one derivatives containing hydrazone skeleton as potent urease inhibitors and their antimicrobial activities
(Wiley, 2019)A new series of quinazolinones containing hydrazone moiety were synthesized, and their inhibitory activities on urease were assessed in vitro. Most of the compounds exhibited potent urease inhibitory activity. Among the ... -
Mononuclear Cu(II) complex of an oxime ligand derived from N-Heterocyclic hydrazide: Synthesis, spectroscopy, electrochemistry, DFT calculations and catecholase activity
(Elsevier Science Bv, 2019)A new oxime derivative N-heterocyclic hydrazide ligand, N'-[(1E,2E)-2-(hydroxyimino)-1-methylpropylidene]-2-[(4-methyl-5-phenyl-4H-1,2,4-triazol-3-1)thio] acetohydrazide (1) and its mono-nuclear copper(II) complex (1a) ... -
Synthesis and kinetics studies of N '-(2-(3,5-disubstituted-4H-1,2,4-triazol-4-yl)acetyl)-6/7/8-substituted-2-oxo-2H-chromen-3-carbohydrazide derivatives as potent antidiabetic agents
(Wiley-V C H Verlag Gmbh, 2019)A novel series of N '-(2-(3,5-disubstituted-4H-1,2,4-triazol-4-yl)acetyl)-6/7/8-substituted-2-oxo-2H-chromen-3-carbohydrazides were synthesized and studied for their alpha-glucosidase inhibition activity. Most of the ...