Ara
Toplam kayıt 1433, listelenen: 601-610
Antioxidant and Tyrosinase Inhibitory Activities of Flavonoids from Trifolium nigrescens Subsp petrisavi
(Amer Chemical Soc, 2013)
Trifolium nigrescens was researched for its chemical constituents for the first time. Bioassay-guided isolation of the EtOAc extract from the leaves of T. nigrescens resulted in the purification of a new biflavone, 4',5,5 ...
Amperometric Biosensor for Xanthine Determination Based On Fe3O4 Nanoparticles
(Slovensko Kemijsko Drustvo, 2014)
An amperometric xanthine biosensor was developed based on the immobilization of xanthine oxidase (XO) into the Fe3O4 nanoparticles modified carbon paste. Electron transfer properties of unmodified and Fe3O4 nanoparticles ...
Synthesis, characterization and biological studies of new antimony(III) halide complexes with omega-thiocaprolactam
(Elsevier Science Inc, 2012)
Three new antimony(III) halide complexes (SbX3, X = Cl, Br and I) with the heterocyclic thione omega-thiocaprolactam (1-azacycloheptane-2-thione, (Hthcl)) of formulae {[SbCl2(mu(2)-Cl)(Hthcl)(2)](n)} (1), {[(SbBr2(mu(2)- ...
Phenolic compounds from Trifolium echinatum Bieb. and investigation of their tyrosinase inhibitory and antioxidant activities
(Pergamon-Elsevier Science Ltd, 2013)
Two bischromones, 3,3'-dimethoxy-2'-oxychromone (1), 3,3'-dihydroxy-2,2'-oxychromone (2) and a biflavone, 5,7,4',5 '',3''',4''''-hexahydroxy-3 ''-O-beta-glucosyl-3',7 ''-O-biflavone (3) have been isolated from whole plant ...
Azaindole-BODIPYs: Synthesis, fluorescent recognition of hydrogen sulfate anion and biological evaluation
(Pergamon-Elsevier Science Ltd, 2019)
The synthesized and sensing capability of two novel azaindole substituted mono and distyryl BODIPY dyes against bisulfate anion were reported. Structural characterizations of the targeted compounds were conducted by using ...
Three-dimensional design and fabrication of reduced graphene oxide/polyaniline composite hydrogel electrodes for high performance electrochemical supercapacitors
(Iop Publishing Ltd, 2018)
Graphene/polyaniline composite hydrogels (GH/PANI) were chemically synthesized by in situ polymerization of aniline monomer. Graphene hydrogels were obtained by a hydrothermal method and used in supercapacitors. The ...
Sulfite Determination by an Inhibitor Biosensor-based Mushroom (Agaricus Bisporus) Tissue Homogenate
(Informa Healthcare, 2012)
The aim of the study presented here is to develop a biosensor based on mushroom (Agaricus bisporus) tissue homogenate for sensitive and economical determination of sulfite in foods. The working principle of the biosensor ...
9H-Carbazole-9-carbothioic dithioperoxyanhydride
(Int Union Crystallography, 2013)
The whole molecule of the title compound, C26H16N2S4, is generated by twofold rotational symmetry. The carbazole skeleton is nearly planar [maximum deviation = 0.054 (5)angstrom]. In the crystal, aromatic pi-pi stacking ...
Graphene oxide based electrochemical label free immunosensor for rapid and highly sensitive determination of tumor marker HSP70
(Elsevier Science Bv, 2016)
In this study, it is aimed to design a label free immunosensor for determination of HSP70 (heat shock protein 70). Glassy carbon electrode was used as a working electrode. Graphene oxide was covered on the working electrode ...
New route for synthesis of 2-(2,2-dimethoxyethyl)-1,2,3,4,5,6-hexahydro-1,5-methanoazocino[4,3-b] indole and DFT investigation
(Elsevier Sci Ltd, 2020)
Development of efficient sequences for the synthesis of the title compound (2-(2,2-dimethoxyethyl)-1,2,3,4,5,6-hexahydro-1,5-methanoazocino[4,3-b]indole) (7) was described. The title compound was synthesized through several ...