Catalysis of diels-alder reactions in water

Mechanistic aspects of the Diels-Alder reaction. The effect of micelles on it. The effects of Lewis acids on the endo-exo selectivity in water compared to the effects in organic solvents. Enantioselective cid catalysis of an organic reaction in water.

Подобные документы

  • The transformation of 4-oxo-3,4-dihydroquinazolinone derivatives containing an ester group under the conditions of the Grignard reaction. Investigated acetic acid esters proceeds involving the ester group and the excess. The studying reaction of reagent.

    статья, добавлен 01.03.2014

  • Study the process of liquid hydrocarbon oxidation. Chemical reaction of cyclohexane with the organic additives of different nature. Composition of products and speed of oxidation of toluene and p-xylene in the presence of binary liquid catalysts.

    статья, добавлен 23.02.2016

  • Characteristics of the initial C9 fraction. Unsaturated hydrocarbons conversion, their concentration. Products of pyrolysis diesel fuel production of ethylene. Cooligomerization of C9 fraction unsaturated hydrocarbons initiated by organic peroxides.

    статья, добавлен 23.02.2016

  • Investigation 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 17.02.2014

  • 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

  • Spectral composition and quantum yield of radiation of the excited particles sputtered by an ion beam from surfaces of the dried sediment formed on electrodes at the electrolysis of the organic dye were studied by the method of ion-photon spectrometry.

    статья, добавлен 27.07.2016

  • Study matter and change and the types of systems. Studying the molecules of life by organic chemistry. Identification and quantification of materials in a mixture in analytical chemistry. Chemical principles underlying basic biological systems.

    эссе, добавлен 22.11.2015

  • Brief biographical information about the life of F. Haber - a German chemist and Nobel laureate. Investigation the reaction of nitrogen with hydrogen, which produces ammonia. The essence of Le Chatelier's Principle. The main function of the catalyst.

    реферат, добавлен 04.02.2015

  • The efficient synthetic protocol for aminomethylation proceeding was developed which led to obtaining a series of novel 3-(phenylamino)-methyl derivatives of 5,7-dimethyl-6-phenylazo-3Н-thiazolopyridin-2-one. The conditions for aminomethylation reaction.

    статья, добавлен 30.08.2016

  • 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

  • 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.

    учебное пособие, добавлен 05.03.2013

  • Properties, combustion, electron energy levels. Elemental molecular forms. Covalent, organic compounds. Hydrides, protons, acids, isotopes. Discovery and use. Role in quantum theory. Natural occurrence, production: laboratory, industrial, thermochemical.

    реферат, добавлен 13.11.2009

  • Carbon as the element essential to all of life, and hence the basis for a vast field of study. Electronegativity value of fluorine. Plastic polystyrene - important product of the hydrocarbon family. Chemical properties of carboxylic acids and esters.

    доклад, добавлен 15.09.2014

  • Synthesis of a polymer by the reaction between maleic acid and 2-methylquinoxaline 1,4-dioxide. Using photocatalysis during synthesis. The reaction of the polymer with maleic acid molecules. Determination of the reaction mechanism and polymer structure.

    статья, добавлен 03.11.2020

  • Kinetic regularities of epoxy resins modification by aliphatic and aromatic dibasic acids have been studied. The effective rate constants and activation energies of the reactions between epoxy resin and acids by different nature have been calculated.

    статья, добавлен 30.08.2016

  • Study the interaction of an order of amino-anthraquinones with benzoylisothiocyanate. The process of obtaining the formation of new N-benzoyl-N '- (9,10-dioxo-9,10-dihydroanthacen-1- yl) -thioureas. Quantumchemical analysis of the passing reaction.

    статья, добавлен 23.02.2016

  • Crystals of the [Cu(C4H7N3S)Cl] (1)-complex were synthesized by solvothermal reaction of 2-amino-5-ethyl-1,3,4-thiadiazole (C4H7N3S) with CuCl in hydrochloric acid solution, and studied by X-ray diffraction. 3D hydrogen-bonded framework in complex.

    статья, добавлен 23.02.2017

  • Monomers 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 23.02.2016

  • The 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 23.02.2016

  • On the basis of experimental studies and mathematical modeling, the choice of optimal conditions for 2,3-dimethylbuta-1,3-diene and 2-hydroxyethyl methacrylate cyclization reaction with obtaining of 2-hydroxyethyl-1,3,4-trimethylcyclohex-3-carboxylates.

    статья, добавлен 23.02.2016

  • Determined of the dissociation (deprotonation) constants of flavones in water-methanol mixtures. Research of features hydroxyflavones, which have been the convenient models for exploration of the intramolecular proton transfer in the excited state.

    статья, добавлен 29.09.2016

  • Study vapor dynamics and growth of crystals in the solution of the two components chemically neutral - water and sucrose. The conditions under which crystals can be transformed into a solution. Conservation equations for interfacial interactions.

    статья, добавлен 24.02.2016

  • Magnesium as a chemical element and a silvery-white, light-weight metal. Notable characteristics, applications. As the metal. Incendiary use, in magnesium compounds. History, sources, ores, sea water, electrolysis. Biological role, isotopes, precautions.

    реферат, добавлен 13.11.2009

  • Using measurements of surface tension, solubilization, and fluorescence spectroscopy, the detection of polyesters based on aliphatic dicarboxylic acids and PEG-1000 to form monomolecular micelles in aqueous solutions at the concentrations of 10-7-10-4 %.

    статья, добавлен 23.02.2016

  • The way to save part of the energy released when hydrogen bonds are formed in the form of the energy intensity of their mesh. Conditions for the onset of synchronous transitions of protons from single molecules to molecules of the H-bond network.

    статья, добавлен 10.05.2018

Работы в архивах красиво оформлены согласно требованиям ВУЗов и содержат рисунки, диаграммы, формулы и т.д.
PPT, PPTX и PDF-файлы представлены только в архивах.
Рекомендуем скачать работу и оценить ее, кликнув по соответствующей звездочке.