Current Troger’s Base Chemistry
Historical Developments; the Revival of Troger’s Bases, the Synthesis and Mechanism of Formation. Multiple TB Systems, reactivity. Physicochemical properties, molecular and Crystal Structure; Nuclear Magnetic Resonance Spectra; uses and applications.
Подобные документы
SiO2 materials containing different magnetic fillers are obtained by the sol-gel method. It is studied the weakening of electromagnetic radiation in the frequency range 8–11.5 GHz by the materials obtained with the use of panoramic attenuation measurers.
статья, добавлен 02.04.2014Preparing of mesoporous organic-inorganic hybrid composites on glass substrates by the sol-gel method for testing the proteins adhesion. The coatings of colloidal silica, polysiloxane sol methyl-modified sols and with various wettability properties.
статья, добавлен 02.04.2014- 103. Organic сhemistry
Chemical properties of organic compounds derived from ammonia. The mechanism of substitution of hydrogen for hydrocarbon radicals within molecules. Classification of the most common amines. Familiarization with the formula for the secondary amine.
презентация, добавлен 06.12.2016 Study of ternary intermetallic compounds RxMyXz (R = rareearth Element, M = d-metal, X = p-metal). Results of identification of the new R-Au-Al compound. The starting materials for the synthesis of R-Au-Ga. Function of the profile form of pseudo-Voigt.
статья, добавлен 23.02.2017Obtaining JBW zeolite from hydrogels under hydrothermal conditions by alkaline reaction using NaOH as an activating agent. Orthorhombic space group Pmc21 with unit cell parameters, X-ray powder diffraction. Comprehensive study of the synthetic zeotype.
статья, добавлен 18.01.2021One- and two-dimensional p-conjugated materials containing a tetraoxa circulene monomer are predicted on the basis of density functional theory techniques. The synthesis organic p-conjugated materials and their applications in optoelectronic devices.
статья, добавлен 30.07.2016- 107. Review of graphene properties in view of its use as a substrate for matrix-free mass spectrometry
The graphene basic properties is given. The possible role of intrinsic and deliberately induced structural defects in electronic and chemical properties of graphene substrates. Optimized geometric structures for the Stone-Wales defect functionalized.
статья, добавлен 02.04.2014 A three compounds, p-aminobenzylden-a-naftylamine and its metal complexes have been prepared. Studies have shown that the investigated metal complexes are effective inhibitors of the oxidation of complex action. Antioxidant effect of synthesized metal.
статья, добавлен 23.02.2021Organometallic complexes of Non-Transition Metals with Scandium, Titanium, and Vanadium Group Metals, with Chromium Group Metals, with Three, Two and One Carbonyl Groups. Meaning of polypyridine ligands, especially the formation rhenium and ruthenium.
научная работа, добавлен 05.03.2013Study of the disinfecting effect of the physical and chemical properties accompanying hydrodynamic cavitation on the sanitary index of microorganisms in water. Model for determining the result of disinfection in conditions of hydrodynamic cavitation.
статья, добавлен 21.12.2016Monomers conversion dependence on reaction mixture composition. Consideration of the dependence cooligomer of and its characteristics, average molecular weight. Study of liquid products of pyrolysis of hydrocarbons: styrene and dicyclopentadiene.
статья, добавлен 23.02.2016Search of bioactive substances containing in the molecule a heterocycle and a deputy with high antioxidant properties such as succinic acid. Antibacterial and cytotoxic action of Di-Na-salt. Methods of di-Na-salt of 2-(pyridine-4-iltio)succinic.
статья, добавлен 29.01.2017- 113. Reactions of 1-(4-hydroxyphenyl)-3-(4-nitrophenyl)-5-ethyl-1,2,4-triazole with electrophilic agents
To synthesize new biologically active compounds, the reactions of electrophilic substitution of 1-(4-hydroxyphenyl)-3-(4-nitrophenyl)-5-ethyl-1, 2, 4-triazole (I) have been studied. The structure of the new compounds was confirmed by 1H NMR spectra.
статья, добавлен 27.07.2016 Point defects in doped crystals PbTe:Sb and solid solutions. The dependence of the concentration of dominant point defects, charge carriers from the amount of alloying compounds and the magnitude of the initial deviation from stoichiometry in the matrix.
статья, добавлен 24.02.2016The study of the composition and the structure of the original and modified lignocellulosic materials. Analysis of the dependence of sorption properties of lignocellulosic composites in relation to heavy metals from changes in the functional composition.
статья, добавлен 04.04.2014The study of physico-chemical properties of modified forms of natural biopolymers – carboxymethyl cellulose and xanthan gums, their ability to film formation water-soluble polymeric compositions and the influence on growth and productivity of crops.
статья, добавлен 23.02.2016Study of the reaction of polyelectrolytes. Research of the structure and membrane properties of sodium carboxymethylcellulose and urea-formaldehyde oligomer. Development of technology for manufacturing biocompatible polymeric materials for medicine.
статья, добавлен 17.02.2019Synthesis methods development of ionic liquids based on quaternary ammonium salts, their application as components of the polymeric electrolytes for electrochemical devices. Рroperties of liquids depending on the structure of cationic and anionic parts.
статья, добавлен 20.03.2014- 119. The sol-gel method for preporation of polysiloxane xerogels containing carboxylic functionality
A procedure of a sol-gel method for synthesis of new polysiloxane xerogels with propionic and butyric acid-type groups. Structure of some carboxylic groups. Scrutiny specific surface areas of polysiloxane xerogels and average pore diameter of samples.
статья, добавлен 18.03.2014 Study of the electrochemical oxidation of methyl tert-butyl ether on micromodified and composite lead dioxide anodes. Anodic conversion of MTBE and electrochemical processes of water oxidation with formation of hydroxyl radicals and molecular oxygen.
статья, добавлен 30.10.2016- 121. The experimental study of the effect of raleukin on development of dithizone diabetes in rabbits
Diabetes mellitus in the structure of endocrine diseases. The study of the effect of antioxidant properties of a biological product is a recombinant receptor antagonist Il-1 relacin and hypoglycemic action for major reaction non-enzymatic glycosylation.
статья, добавлен 29.01.2016 3-Bromo and 3-chloro-3-trifluoroacetyl-1-methyl-2-pyrrolidinones by the halogenation reaction of the corresponding 3-trifluoroacetyl derivatives. Characteristic hydrates after simple filtration on silica gel. The formation of new spirocyclic lactams.
статья, добавлен 14.02.2014Development of a thermal model describing the beam-metal, the features of the hyperbolic relaxation of the equation of heat transfer. Characterization of failure mechanisms for irradiated and non-irradiated sample, the changes in their structure and chemi
статья, добавлен 30.07.2016The dependence of spectral properties and interfragmental charge transfer on excitation, relaxation and excited state deactivation of 2-(3-coumaroyl)-benzopyrylium perchlorates. The positions of emission bands and rate constants of radiationless.
статья, добавлен 29.09.2016The specificity of the hydrothermal method for the synthesis of calcium carbonate. Determination of the nanostructure in the present inorganic chemical compound of salt carbonic acid and calcium. The diffraction characteristics of the calcium salt.
статья, добавлен 30.07.2016