Güncel Gönderiler: Kimya Bölümü
Toplam kayıt 195, listelenen: 121-140
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Synthesis of Furo[2,3-d]pyridazin-4(5H)-one and Its N(5)-Substituted Derivatives
(WILEY-V C H VERLAG GMBH, 2014)We report the efficient preparation of furo[2,3-d] pyridazin-4(5H)-one and its N-substituted derivatives starting from methyl 2-methylfuran-3-carboxylate. The Me group was converted to the aldehyde group, which was then ... -
Characterization, antibacterial, anticarbonic anhydrase II isoenzyme, anticancer, electrochemical and computational studies of sulfonic acid hydrazide derivative and its Cu(II) complex
(ELSEVIER SCIENCE SA, 2014)A new N'-acetyl butane sulfonic acid hydrazide, C4H9-SO2-NH-NH-COCH3 (Absh, an sulfonamide compound), and its Cu(II) complex [Cu(Absh)(2)(CH3COO)(2)], have been synthesized and characterized by elemental analysis, spectrometric ... -
A new method for screening glutathione reductase inhibitors using square wave voltammetry
(ROYAL SOC CHEMISTRY, 2015)A square wave voltammetric method was developed for the detection of glutathione reductase (GR) activity. The method is based upon the direct determination of glutathione (GSH) produced by nicotinamide adenine dinucleotide ... -
DNA cleavage, antimicrobial studies and a DFT-based QSAR study of new antimony(III) complexes as glutathione reductase inhibitor
(PERGAMON-ELSEVIER SCIENCE LTD, 2015)New antimony(III) complexes, [Sb(2-aminopyridine)(2)Cl-3]), (1a), [Sn(2-aminopyridine)(2)Br-3] (1b), [Sb(5-methyl-2-aminopyridine)(2)Cl-3] (2a), [Sb(5-methyl-2-aminopyridine)(2)Br-3] (2b), [Sb(2-aminopyrimidine)(2)Cl-3] ... -
A sensitive and selective chemiluminogenic probe for palladium
(ROYAL SOC CHEMISTRY, 2015)Palladium triggered removal of a propargyl group leads to the cleavage of the 1,2-dioxetane ring, leading to bright chemiluminescence. The reaction of the probe is highly specific for the Pd species, thus the probe described ... -
An experimental and theoretical study toward the synthesis, structure and thermal decomposition of some phenyl tetrazoles
(SPRINGER, 2015)1-phenyl-1H-tetrazole (I), 1(2-chlorophenyl)-1H-tetrazole (II), 1(4-chlorophenyl)-1H-tetrazole (III), 1(4-hydroxyphenyl)-1H-tetrazole (IV), 1(4-methoxyphenyl)-1H-tetrazole (V), 1(4-nitrophenyl)-1H-tetrazole (VI), ... -
Proteome of monoclonal antibody-purified haustoria from Puccinia triticina Race-1
(WILEY, 2015)Puccinia triticina causes leaf rust, a disease that causes annual yield losses in wheat. It is an obligate parasite that invades the host leaf and forms intracellular structures called haustoria, which obtain nutrients and ... -
Molecular structure and vibrational and chemical shift assignments of (4R)-5-eno-4,7-epidioxy-3,7-O-methyl-1,2-O-(S)-trichloroethylidene-5,6,8-trideoxy-alpha-D-threo-1,4-furano-4,7-diulo-octose by DFT and ab initio HF calculations
(MAIK NAUKA/INTERPERIODICA/SPRINGER, 2015)Elemental analyses, single crystal X-ray diffraction method, and H-1 and C-13 NMR spectral techniques are used to synthesize and characterize the crystal structure of 4-diethylamino-2-{[4-(3-methyl-3-phenylcyclobutyl)- ... -
Biocompatibility of Dead Sea Water and retinyl palmitate carrying poly(3-hydroxybutyrate-co-3-hydroxyvalerate) micro/nanoparticles designed for transdermal skin therapy
(SAGE PUBLICATIONS LTD, 2015)In this study, novel drug carriers were developed for the treatment of skin conditions such as psoriasis, aging, or ultraviolet damage using micro/nanocapsules and micro/nanospheres of poly(3-hydroxybutyrate-co-3-hydroxyvalerate). ... -
Synthesis, characterization, antibacterial activity and quantum chemical studies of N '-Acetyl propane sulfonic acid hydrazide
(ELSEVIER SCIENCE BV, 2015)A new N'-Acetyl propane sulfonic acid hydrazide, C3H7-SO2-NH-NH-COCH3 (Apsh, sulfon amide compound) has been synthesized for the first time. The structure of Apsh was investigated using elemental analysis, spectral (IR, ... -
Intermolecular heterocyclization of alkynones with 2-mercaptoacetaldehyde under metal-free conditions: synthesis of 2,3-disubstituted thiophenes
(PERGAMON-ELSEVIER SCIENCE LTD, 2015)A concise and regioselective approach for the synthesis of 2,3-disubstituted thiophene derivatives has been developed. The synthetic strategy relies on the reaction of an in situ generated 2-mercaptoacetaldehyde with various ... -
Solid phase extraction of lithium ions from water samples using K-birnessite with layer-structure material form (KBRLSM)
(TAYLOR & FRANCIS INC, 2015)Layer-structure materials have attracted considerable interest for the removal, separation, and preconcentration of trace metals in analytical and environmental chemistry. In the present work, we developed a separation and ... -
Antimony(III) complexes with 2-amino-4,6-dimethoxypyrimidines: Synthesis, characterization and biological evaluation
(ELSEVIER SCIENCE SA, 2015)Novel pyrimidine compound bearing disulfide bridge, 5,5'-disulfanediyIbis(2-amino-4,6-dimetoxypyrimidine) (3) was synthesized by reduction of 2-amino-4,6-dimethoxy-5-thiocyanatopyrimidine for the first time, and its structure ... -
Alkyl sulfonic acide hydrazides: Synthesis, characterization, computational studies and anticancer, antibacterial, anticarbonic anhydrase II (hCA II) activities
(ELSEVIER SCIENCE BV, 2015)Methane sulfonic acide hydrazide, CH3SO2NHNH2 (1), ethane sulfonic acide hydrazide, CH3CH2SO2NHNH2 (2), propane sulfonic acide hydrazide, CH3CH2CH2SO2NHNH2 (3) and butane sulfonic acide hydrazide, CH3CH2CH2CH2SO2NHNH2 (4) ... -
Synthesis of novel chiral bisoxazoline ligands with a norbornadiene backbone: use in the copper-catalyzed enantioselective Henry reaction
(SCIENTIFIC TECHNICAL RESEARCH COUNCIL TURKEY-TUBITAK, 2016)Novel chiral bisoxazoline ligands based on norbornadiene were synthesized and used for the asymmetric Henry reaction. Various aromatic aldehydes were converted into chiral beta-nitro alcohols with high yields and moderate ... -
Carbonic anhydrase inhibitors: Synthesis, characterization and inhibition activities of furan sulfonylhydrazones against carbonic anhydrase I (hCA I)
(ELSEVIER SCIENCE BV, 2016)The methane sulfonic acide hydrazide (1) was used to obtain furan sulfonylhydrazones; 2acetylfuranmethanesulfonylhydrazone (2), 2-furaldehydemethanesulfonylhydrazone (3), 5-nitro-2furaldehydemethanesulfonylhydrazone (4). ... -
Determination of aluminum from water samples and dialysis fluids after separation/preconcentration on Duolite XAD-761 polymeric resin
(TAYLOR & FRANCIS INC, 2016)In the present study, a new solid-phase extraction method was developed for the separation and preconcentration of trace aluminum in various water samples. The 4-(2-pyridylazo)resorcinol was used as a chelating agent for ... -
Some Anticancer Agents Act on Human Serum Paraoxonase-1 to Reduce Its Activity
(WILEY-BLACKWELL, 2016)Human serum paraoxonase (hPON1) is an important antioxidant enzyme. It protects low-density lipoproteins against oxidative stress and prevents atherosclerosis development. Anticancer agents have cardiotoxic effects, and ... -
Novel 2-amino-1,3,4-thiadiazoles and their acyl derivatives: Synthesis, structural characterization, molecular docking studies and comparison of experimental and computational results
(ELSEVIER SCIENCE BV, 2016)This study aims to synthesize and characterize compounds containing 2-amino-1,3,4-thiadiazole and compare experimental results to theoretical results. For this purpose, firstly mono, di and tetra 2-amino-1,3,4-thiadiazole ... -
Proteome profiling of the compatible interaction between wheat and stripe rust
(SPRINGER, 2016)Over the last decade, comparative molecular profiling studies between compatible and incompatible plant-pathogen interactions have shown that susceptible response of the host to a pathogen requires factors that promote ...
