نتایج جستجو برای: characterization of complexes
تعداد نتایج: 21188247 فیلتر نتایج به سال:
Synthesis and characterization of Schiff base with solid metal complexes derived from Vanillin and 2-amino-2ethyl-1, 3-propanediol (VAEPD) has been carried out. Structural elucidation of the Schiff base and its metal complexes [Cu(II) and Co(II)] were analyzed on the basis of various spectra like IR, electronic absorption spectra, NMR, ESR, TG-DTA and magnetic moments. From the spectral study, ...
in the present study, the cooperative and diminutive interplay between halogen, hydride, and cation-σ interactions are studied in hmgh···li+(na+)···nccl, li+(na+)···hmgh···clcn and hmgh···clcn···li+(na+) complexes by means of ab initio calculations. to better understand the cooperative or diminutive effects in the ternary systems, the corresponding binary complexes are also considered. the esti...
The organization of protein complexes in the thylakoid membranes of photosynthetic organisms is closely linked to the functioning and efficiency of energy conversion processes. However, there is currently a lack of detailed knowledge concerning the organization of protein complexes in cyanobacterial thylakoid membranes, We applied a combination of high resolution microscopy imaging techniques t...
The synthesis and characterization of P-chiral phosphonite-, phosphonate- and thiophosphonate-Au(I) complexes are reported. These novel ligands for Au(I) are based on glycomimetic phosphorus scaffolds, obtained from the chiral pool. The catalytic activities of these complexes are shown in the cyclization of allenols and the hydroamination of 2-(2-propynyl)aniline combined with an organocatalyze...
RNA editing within the mitochondria of kinetoplastid protozoa is performed by a multicomponent -macromolecular machine known as the editosome. Editosomes are high molecular mass protein assemblies that consist of about 15-25 individual polypeptides. They bind pre-edited transcripts and convert them into translation-competent mRNAs through a biochemical reaction cycle of enzyme-catalyzed steps. ...
Over the past decades, there is increasing information about synthesis, characterization and applications of metal complexes including quinoxaline derivative metal complexes. The focus of the review is emphasized on synthesis, characterization, structural analysis, theoretical calculations and biological studies of quinoxaline derivative metal complexes. These types of review provide unique pla...
A new ligand [4-chloro-N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-ylcarb amothioyl) benzamide] (CAP) was synthesized by reaction of P-ChloroBenzoyl isothio cyanate with 4-aminoantipyrine,The characterized micro elemental analysis C.H.N.S.,FT-IR,UV-Vis and1H-13CNMR spectra, some transition metals complex this were prepared and FT-IR, UV-Vis conductivity measurements, magnetic suscep...
In the context of palladium-catalyzed guanylation of anilines herein, we have been able to characterize and isolate bis(anilino) and bis(guanidino)Pd(II) complexes using reaction conditions under which stoichiometric amounts of palladium salts are used. Characterization of these palladium complexes strongly supports a mechanistic proposal for the catalytic guanylation of anilines using PdCl2(NC...
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