The formation of the potassium salt of 3-substituted 6-thio-6,7-dihydro-2H-[1,2,4]triazino[2,3-C]quinazoline-2-ones in the presence of potassium hydroxide in alcohols via reaction of 6-R-3-(2-aminophenyl)-1,2,4-triazin-5-ones (2) with carbon disulfide.
- 242. 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.
Experimental studies and calculations comparing the hierarchical structures at two zoom levels – nanometer and micrometer. The features of multiscaling and hierarchy in zirconium alloys. Data about the hierarchical structures of the multiscale chain.
- 244. The influence of chemical structure of chromophore on polymerization of methacrylic azomonomers
Synthesis of a methacrylic azomonomers based on para-aminoacetanilide to obtain functionalized polymers for orientation of liquid crystals. The kinetics of polymerization of synthesized azomonomers. Constants of thermo-induced radical polymerization.
It has been shown that well crystallized cobalt- and iron-containing spinel ferrites are formed at neutral pH value of aqueous medium. The contact of steel surface with alkaline medium results in formation of weakly crystallized iron oxyhydroxides.
Research and characteristics of the methanation of carbon dioxide under atmospheric pressure over a catalyst containing 5% of metals prepared by the impregnation method. Measured of the specific surface area by low-temperature adsorption of argon.
General properties of organometallic complexes. Metal alkyls and hydrides. Nucleophilic and electrophilic addition. Physical methods in organometallic chemistry. Insertion and Elimination. Homogeneous catalysis. Applications to organic synthesis.
Quantum-chemical calculation of thermodynamic features dye. Spatial structure of the colouring agent "active bright orange CS/5K" molecule. Kinetics process of wastewater treatment from the dye. Mechanism of wastewater treatment from active bright orange.
Mathematical modelling of diffraction by spiral nanotubes of arbitrary chemical composition, whose structure is described by Bravais cells. The intensity distribution in the layer plane and along the line layer in the case of electronic microdiffraction.
Study of the process of intramolecular cyclization products of epichlorohydrin aminolysis of secondary amines. Analysis of the energy characteristics obtained in vacuum and in acetonitrile solution with water as an "active" solvation partner of reaction.
Study of kinetics of alkaline hydrolysis reaction of methyl esters of substituted 4,5-dimethoxy-N-phenyl-Anthranilic acids in binary solvent dioxane – water, analysis of the dependence lgkT from the nature and position of substituents in pantranco.
Halogenated hydrocarbons and their wide use in industry as a coolant, electric insulation and separation of liquids. Studies on modification of thermoplastic materials, on the basis of a mixture of polypropylene and polyamide 6 armored basalt fibers.
- 253. 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.
Using of solid carbon in industrial branches. Analyzes of the unity of composition, molecular and supermolecular structure of shungite concentrate and silicon-carbon from rice hulls which provides their effective practical use in the same engineering.
The study of the processes of reparative activity diacamph part of the medications suppositories for the treatment of degenerative and inflammatory diseases of the rectum, determination of their crystallographic and thermogravimetric characteristics.
This paper describes the synthesis of sodium alginate/hydroxyapatite composites and the influence of the presence of Alg on HA crystallization. It was shown that the presence of Alg and the increase of its concentration leads to the decrease of the HA.
Advances in heterocyclic chemistry. Molecular cascade and the formation of heterocyclic compounds and their impact on cost and waste reduction in the use of natural resources for production, the impact on the environment, energy and resource conservation.
The scheme for the disposal of waste brines from desalination plants, based on replacing the complex stage of separation of the NaCl - Na2SO4 system with the stage of separation of the NaCl - CaCl2 system. Stages of magnesium hydroxide precipitation.
- 259. The thermo- and magnetogalvanic phenomena in nanohybrid clathrates and their practical application
The changes in the properties of the structures at the formation them in a magnetic or electric field, as well as under light, were shown. According to impedance spectroscopy and thermally stimulated depolarisation methods structures were investigated.
The implementation of the process of aggregation of the nanofiller in the production of nanocomposites polymer/carbon nanotubes, formation of nanotubes ropes and their bending. Effect of ultrasound on aggregation of carbon nanotubes of the second type.
The sequence of structural transformations occurring during the thermolysis of the solid solution of diphosphates of composition Zn-Co(II). The composition, temperature ranges of formation and stability of the products of partial, complete dewatering.
Examined of the physical-chemical properties and thermal decomposition, as well as infrared spectrum of glass. Acquaintance with the results of the derivatographic analysis. Study of the coincidence of crystallization temperatures of glass decomposition.
Characteristic of features of rechargeable nickel-metal hydride batteries, which predominantly used in hybrid electric vehicles. Acquaintance with crystallographic data nickel-metal hydride. Analysis of thermodynamics and kinetics of the interactions.
The complexation of 3-alkylcarbonyloxy-7-dihydro-3Н-1,4-benzodiazepine with the central benzodiazepine receptors at six temperatures. The ester carbonyl groups in compounds 1 and 2 are also supposed to form different hydrogen bonds with the receptor.
We studied the effect of addition of urea (NH2)2C=O] capable of complex formation with chromium ion (Cr+3) with the formate on the coating layer specifications. Study the correlation ratio between chromium ion and urea content in a manner that changes pH.
- 266. Ti-Al alloy
A new process for developing titanium aluminides using chemical vapor synthesis was investigated in a laboratory experiment. Aluminum subchloride was used as the reducing agent in the reaction with TiCl4 and the source of aluminum for Ti-Al alloy.
Critical reviews on "Heterocyclic Compounds" within topic-related volumes dealing with all aspects such as synthesis, reaction mechanisms, structure complexity, reactivity, stability, biology, pharmacological aspects, applications in material sciences.
The mechanism of binding of Cr(acac)3 molecules at active sites of the surface of silica and alumina supports. Silica support due to hydrogen bonding with acetylacetonate ligand. Interaction of p-electrons of acetylacetonate ligands with Al3+ sites.
- 269. Абсорбер насадочный
Сущность и назначение процесса абсорбции. Физико-химические свойства сырья и продукта. Сравнительная характеристика абсорберов. Обоснование выбора проектируемого абсорбера. Мероприятия по охране труда. Технологический, тепловой и гидравлический расчет.
Предназначение абсорбционно-газофракционирующей установки с блоком очистки углеводородных газов. Разделение рефлюкса на отдельные фракции при помощи процесса ректификации. Принцип хемосорбционной технологии очистки. Стабилизация газового бензина.