Pyrazol-3-ones. Part II: Reactions of the Ring Atoms
By Reaction with Alkyl Halides. Nucleophilic Addition. Oxidation of Ring Carbon Atoms Followed by Addition. Reduction of Exocyclic Double Bonds. Ring Cleavage Reactions. Coupling of Pyrazol-3-ones with Aryl Diazonium Salts. Oxidative Coupling, silylation.
Подобные документы
The theoretical bases lactic acid adsorption at the mineral and carbon adsorbents. Influence of acidity on equilibrium and speed of absorption. Sorption facilities of zeolite to lactic acid in the static conditions. Adsorption capasity of adsorbents.
статья, добавлен 24.02.2016The use of cation exchanger as a catalyst for the esterification reaction of diisopropyl ether absolutes - a method for creating waste-free technology for the production of isopropyl alcohol. The physical-chemical properties of received esterificates.
статья, добавлен 20.09.2018The reaction of the amino acid alanine with zinc sulfate in hydroculture. Calculation of the constant of formation zinc-alanine particle in order to benefit from electrolytes in the galvanic plating with zinc and depositing them on the solid electrodes.
статья, добавлен 15.01.2021A new amine-functionalized graphene oxide nanosheet was prepared via covalently grafting reaction. Results showed that adsorption capacity of GO was significantly improved by amine functionalization. The Langmuir isotherm and pseudosecond kinetic model.
статья, добавлен 15.01.2021Advances 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.
научная работа, добавлен 05.03.2013Investigation of the influence of electronic effects of substitution of maleic anhydride with hydrazine in acetic acid. Determination of CO stretching vibrations in the middle of the strip plane strain. Characteristics of magnetic shifts quinazolines.
статья, добавлен 17.02.2014The technology of obtaining and comparative tests of the medical enterosorbents, activated coal and lignin enterosorbents. High activity lignin enterosorbents at the treatment of lacto-dependent diarrhoea. Physical-chemical features of enterosorbents.
статья, добавлен 02.04.2014Introduction to flow control. Multi-phase flow with emphasis on slug flow. Stabilization of flow in Oil/Gas wells and pipelines. Trends and Facts in Oil and Gas Production. Callenges for Deep Water Developments. Slug reduction/elimination techniques.
доклад, добавлен 08.01.2013Isomeric aminobenzoic acid – an important chemical product of organic synthesis used in the production of synthetic dyes, medicinal and aromatic substances, wines, pesticides. Investigation the reaction of the oxidization of 2- and 3-aminotoluenes.
статья, добавлен 22.03.2016- 110. 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 - 111. Ir spectroscopy and tg analysis investigations of functionalized go and go-containing divinyl rubber
Analysis of the results of a study of graphene oxide and divinely rubber containing graphene oxide, functioning-RO (Oh)2 slot groups as a result of a kill-chlorophosphorylation reaction under the action of PCl3 in the presence of oxygen. Synthesis of GO.
статья, добавлен 10.05.2018 Study of adsorption of cadmium (II) cations on the surface of macroporous amorphous silica with chemically modified b-cyclodextrin, its functional derivatives. The analysis of kinetic curves of sorption within the Lagergren model reaction pseudo order.
статья, добавлен 02.04.2014Development of a new approach to the simultaneous determination of two reducing agents, which is based on the dependence of the rate of their reaction. Automation of the method using a typical device of the method of sequential injection analysis.
статья, добавлен 30.10.2016Synthesis ferroelectric compounds Sr(B1/3Nb2/3)O3 by solid state reaction technique. Consideration of the correlation between the dielectric response and transport behavior. Emprovement dielectric material properties. Motion energy storage devices.
статья, добавлен 30.07.20163-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 14.02.2014An ion-pair model has been proposed explaining the origin of acidic sites at the silica surface–aqueous solution interface. Importance of role of the dissociated water is shown in the hydrolysis of the saccharose adsorbed on the surface of silica.
автореферат, добавлен 02.04.2014Investigation of the reaction of e-caprolactone with methacrylic acid. Synthesis of the compound chloride with polyethylene glycol ether. Peculiarities of surface active methacrylate monomer. Surface tension in aqueous solution in contact with air.
статья, добавлен 23.02.2016Systematic studies on the preparation of sodium silicate solutions of different compositions via the hydrothermal microwave treatment of perlite with an NaOH solution. The effect of various factors on the degree of SiO2 recovery and the reaction rate.
статья, добавлен 07.01.2017Study the chemical modification polyglycidyl phenolformaldehyde oligomers by methacrylic acid using a catalyst benzyltriethylammonium chloride. The influence of time, temperature on the rate of reaction between compounds. A structuring chemical mixtures.
статья, добавлен 23.02.2016The 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.
статья, добавлен 29.10.2016Study phase equilibria of the quasi-ternary system Cu2Se–PbSe–As2Se3 by X-ray diffraction and differential thermal analysis. The nonvariant processes in the As2Se3-rich part of the triangle in the large temperature. The formation of ternary compounds.
статья, добавлен 23.02.2017