OAK jurnallaridan yig‘ilgan 129907 ta ilmiy maqola: sarlavha, mualliflar, annotatsiya, kalit so‘zlar, DOI va tayyor iqtibos formatlari.
The synthesis of mixed ligand coordination compounds of copper, cobalt and nickel formates with formamide and urea in an aqueous solution was carried out. The metal content in the complexes was determined by…
The aim of the research is to determine the effect of alumina on the phase composition of shale of the Jerdanak deposit and the quartz-pyrophyllite rock of the Baynaksay deposit during high-temperature firing. X-ray…
The results of partial and final refining of raw cottonseed oil by solution of aluminates and and sodium hydroxide are given. The intensification of the technological process is carried out by the treatment of alkaline…
The oxadiazole derivatives complex compounds with metals are biologically active substances. The aim of the study was to study the interaction of the chlorides of Co (II), Ni (II), Cu (II) and Mn (II) with…
The purpose of this research is to study the possibilities of modeling oil-water emulsion in the laboratory. The study of the ratio of components and conditions of dispersion (formation) of oil-water emulsions on their…
The aim of this work is to study the effect of the conditions of the reaction of monoethanolamine (Meol) with formaldehyde (FD) on the composition of the reaction mixture. Interaction of monoethanolamine with…
The need to improve the system of doctoral studies in the Republic of Uzbekistan is dictated by the tasks of the present. In this article, the example of European and Uzbek universities, considered the features of the…
The aim of the study was to obtain microcrystalline cellulose from gourds. Cellulose was isolated from the stems of watermelon and pumpkin by acid and alkaline heat treatment. Microcrystalline cellulose was obtained…
The purpose of this work is to determine the source of liquid paraffins from secondary products of the local chemical industry, compare the performance properties and use the resulting products as apolar co-reagents in…
The aim of the research was to study the effect of temperature, the ratio of P2O5EPA:P2O5PRM and the duration of calcination on the content of various forms of P2O5 in calcium polyphosphate. The effect of calcination…
We have studied the recombinant protein fractions of ̴ 24-34 kDa obtained from Bombyx mori - silkworm larvae and yeast Pichia pastoris. Fractions, containing the recombinant proteins by gel-electrophoresis using the…
The aim is to study the effect of the presence of free alkalis and acids on the properties of the complex lithium greases and the choice of the optimal dispersion medium, which provides the required physicochemical…
The aim of the study was the theoretical justification of the kinetic characteristics of the process of producing zinc chloride from zinc concentrate of the Khandiza deposit. For this, the effect of temperature and…
The focus of this work is to study the control of a rectification column (RC) for separating n-butane (nC4) and n-pentane (nC5) mixtures. Two control structures based on conventional temperature control (TC) and…
Considering that many derivatives of bis carbamates have different biological activity, it was intuitive to produce a targeted synthesis of new derivatives of bis carbamates by the interaction of hexamethylene…
The aim of this work is to synthesize wear-resistant and heat-resistant ceramics based on aluminum oxide. The manmade aluminum-containing waste of the Shurtan gas chemical complex was used as a source of aluminum oxide…
The aim of this study is determination of optimal fermentation conditions of the Pichia pastoris yeast expressing the recombinant Pres2-S protein of hepatitis B virus (HBV). For this purpose we investigated the main…
The goal is to reduce the calorie content of margarines by changing the composition and fat base. In this regard, we studied the change in caloric content and the content of trans-acids in margarines with a change in…
Amidoalkylating reagents containing a phthalimide group are used in the synthesis of hard-to-reach primary amines and complex heterocyclic compounds. These types of amidoalkylating compounds are suitable reagents for…
With the aim of determination of electronic and geometrical structures of mixed-ligand complexes, theoretical modeling of the structures of coordination compounds of transition metals with dialkyldithiophosphate…
Oil and fat industry is one of the important sectors of the food industry. Salomas (Hydrogenated oil) for food and technical purposes are the main components of margarine products, toilet, household soaps, various…
With the aim of determination of electronic and geometrical structures of mixed-ligand complexes, theoretical modeling of the structures of coordination compounds of transition metals with dialkyldithiophosphate…
The article studies the possibility of extraction of monounsaturated oleic acid from highly stable vegetable oils produced at industrial scale. To solve the set tasks, have been selected samples of vegetable oils…
The aim of this work is to create new veterinary products for agriculture based on local raw materials, to develop a highly efficient technology for their production. Waste from the production of medamine produced in…
The purpose of the study was the synthesis and study of the structure of mixed complexes of palmitate, calcium oleate with acetamide, nicotinamide and thiocarbamide. The mixed coordination compounds of palmitate and…
By the interaction of propargyl esters of carbamate derivatives with phenylazide, 1,2,3- triazole derivatives were synthesized. Their anti-inflammatory activity was subsequently studied.During the study of biological…
In order to further modify inulin with drugs, the process of introducing reactive aldehyde groups into the inulin macromolecule was carried out. Aldehyde groups were introduced by oxidizing inulin with iodic acid. The…
For the first time, the amino acid composition of the buffer of soluble proteins of the Artemia cyst of the Aral Sea was determined. The determination of the qualitative and quantitative amino acid content of the buffer…
Attention to 2-allylphenol (2-AF) and its synthesis is due by the fact that this compound is the starting material for the production of a number of biologically active natural compounds, such as synthetic fungicide. A…
The purpose of this research is to study the possibilities of modeling oil-water emulsion in the laboratory. The study of the ratio of components and conditions of dispersion (formation) of oil-water emulsions on their…
The aim of the research work elaboration of technology of obtaine of acetylene diols and their vinyl ethers. Reaction of formation mono di vinyl ethers as a result vinyl 3,6-dimetyloktin-4-diol-3,6 by acetylene, and…
The paper analyzes the available resources for the creation of a cluster approach to the integration of education, science and industry in order to create a mechanism to bring the development of the economy to the level…
The oxadiazole derivatives complex compounds with metals are biologically active substances. The aim of the study was to study the interaction of the chlorides of Co (II), Ni (II), Cu (II) and Mn (II) with…
The aim of the study was to study the conditions of copolycondensation of phenol alcohol with hydroxyl-containing polyether polyol in the presence of maleic anhydride chain extender in order to obtain modified thermoset…
The process of formation of supramolecular complexes of glycyrrhizinic acid with some phytohormones (indolylacetic acid, indolylbutyric acid, α-naphthyl acetic acid and kinetin) were studied with the aim of creation the…
Considering the protein need for human nutrition, the use of protein-rich grains plays an important role in the production of pasta. The study used soy protein as one of the protein sources, which serves as an effective…
The purpose of this research was to determine the optimal technological parameters for the purification of extraction phosphoric acid based on phosphorites of Central Kyzylkum from fluorine by precipitation with sodium…
The aim of the work is dedicated isolation of anthocyanins by ethanol from herbal plant of Occimum basilicum L. Lamiaceae basis. The were studied influencing of temperature, concentration of ethanol to isolation of…
The synthesis of mixed ligand coordination compounds of copper, cobalt and nickel formates with formamide and urea in an aqueous solution was carried out. The metal content in the complexes was determined by…
With the aim of determination of electronic and geometrical structures of mixed-ligand complexes, theoretical modeling of the structures of coordination compounds of transition metals with dialkyldithiophosphate…
The purpose of this work is to determine the source of liquid paraffins from secondary products of the local chemical industry, compare the performance properties and use the resulting products as apolar co-reagents in…
The aim of the study was the theoretical justification of the kinetic characteristics of the process of producing zincchloride from zinc concentrate of the Khandiza deposit. For this, the effect of temperature and dura…
The aim of the study was to obtain microcrystalline cellulose from gourds. Cellulose was isolated from the stems of watermelon and pumpkin by acid and alkaline heat treatment. Microcrystalline cellulose was obtained…
The main objective of this study is to develop a composition of pasta containing a mixture of ginger, lemon and mint powder, as well as a combination of legumes and cereals with high nutritional value. This will expand…
The need to improve the system of doctoral studies in the Republic of Uzbekistan is dictated by the tasks of the present. In this article, the example of European and Uzbek universities, considered the features of the…
The aim of this work is to study the effect of the conditions of the reaction of monoethanolamine (Meol) with formaldehyde (FD) on the composition of the reaction mixture. Interaction of monoethanolamine with…
The aim of the research was to study the effect of temperature, the ratio of P2O5EPA:P2O5PRM and the duration of calcination on the content of various forms of P2O5 in calcium polyphosphate. The effect of calcination…
We have studied the recombinant protein fractions of ̴ 24-34 kDa obtained from Bombyx mori - silkworm larvae and yeast Pichia pastoris. Fractions, containing the recombinant proteins by gel-electrophoresis using the…
The focus of this work is to study the control of a rectification column (RC) for separating n-butane (nC4) and n-pentane (nC5) mixtures. Two control structures based on conventional temperature control (TC) and…