Search Results - "Vol’eva, V. B."

Chemical Transformations of Fatty Acids in the Hydrolysis of Triglycerides. Selective Isolation of Oleic Acid from Rapeseed Oil under Sub- and Supercritical Water Conditions by Aetov, A. U., Usmanov, R. A., Gabitov, R. R., Mazanov, S. V., Vol’eva, V. B., Ryzhakova, A. V., Musin, R. Z., Gumerov, F. M., Varfolomeev, S. D.

“…The hydrolysis of rapeseed oil in sub- and supercritical water ( T = 573–653 K, p = 30 MPa) has been studied using a batch setup. Unlike traditional…”
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Transformations of Ethanol Supercritical Fluid by Vol’eva, V. B., Koverzanova, E. V., Ovsyannikova, M. N., Ryzhakova, A. V., Gumerov, F. M., Usmanov, R. A., Hounkpatin, D. D.

“…Nowadays, a new approach to the synthesis of glycerol-free biodiesel is being developed in the framework of sub- and supercritical fluid (SCF) technologies,…”
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New possibilities in the synthesis of fuel oxygenates from renewable sources by Varfolomeev, S. D., Vol’eva, V. B., Komissarova, N. L., Kurkovskaya, L. N., Malkova, A. V., Ovsyannikova, M. N., Gumerov, F. M., Usmanov, R. A.

“…A general problem in the production of the main types of liquid biofuel, bioethanol and biodiesel, is that renewable resources are not utilized completely…”
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Synergistic Effects of Cyclic Ketals in Fuel Compositions and Antibacterial Agents by Vol’eva, V. B., Ovsyannikova, M. N., Pokholok, T. V., Ryzhakova, A. V.

“…A synergistic effect of cyclic ketals in compositions with lower alcohols has been revealed for the first time while adding those ketals to alcohol-containing…”
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Synthesis and properties of macromolecular esters of carboxy-substituted derivatives of hindered phenols by Belostotskaya, I. S, Vol'eva, V. B, Domnina, N. C, Komissarova, N. L, Prokof'eva, T. I, Rakitina, O. V, Sergeeva, O. Yu

“…Macromolecular esters were synthesized from carboxy-substituted derivatives of spatially hindered phenols and hydrophilic polymers: dextran, hydroxyethylated…”
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Hindered Phenols in the Study of Structural Effectors of Antibacterial Activity by Vol’eva, V. B., Ovsyannikova, M. N., Ryzhakova, A. V.

“…Derivatives of hindered phenols have antibacterial activity, the level of which can be associated with certain structural elements―structural effectors (SE)…”
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Biodiesel fuel. Part I. Methods of obtaining by Mazanov, S. V., Gumerov, F. M., Usmanov, R. A., Gabitova, A. R., Zaripov, Z. I., Varfolomeev, S. D., Vol'eva, V. B., Shapovalov, Yu. A.

“…THE PURPOSE. The presented work aims to analyze the realities and prospects for the use of working media in the production of biodiesel fuel, including the…”
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Solid-Phase ortho-Hydroxylation of 2,4-Di-tert-butylphenol and Its Derivatives by Vol’eva, V. B., Zhorin, V. A., Ovsyannikova, M. N., Kurkovskaya, L. N.

“…Direct phenol–catechol conversion has been realized as a result of the solid-phase reaction of 2,4-di- tert -butylphenol with cuprous oxide under high pressure…”
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New Reactions of Ortho Esters by Volʼeva, V. B., Komissarova, N. L., Kurkovskaya, L. N., Ovsyannikova, M. N., Ryzhakova, A. V.

“…A new reaction of triethyl orthoformate with ethyl butyrate has been revealed. It afforded diethoxymethyl butanoate and its hydrated form,…”
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Dependence of the Antibacterial Activity of Phenolic Antioxidants on Their Structure and Possibility of In Situ Transformation by Vol’eva, V. B., Ovsyannikova, M. N., Belostotskaya, I. S., Komissarova, N. L., Malkova, A. V.

“…The antibacterial activity of several groups of substituted mono- and diatomic phenols and their derivatives with various structural parameters was studied. An…”
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Antibacterial Activity of Substituted 1,3-Dioxolanes by Ovsyannikova, M. N., Vol’eva, V. B., Belostotskaya, I. S., Komissarova, N. L., Malkova, A. V., Kurkovskaya, L. N.

“…Cyclic ketals and acetals (1,3-dioxolanes) substituted at positions 2 and 4 of the dioxolane ring, prepared by condensation of glycerol and ethylene glycol…”
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Synthesis of the components of engine fuels on the basis of renewable raw materials: Trends and prospects by Maksimov, A. L., Nekhaev, A. I., Shlyakhtitsev, D. S., Varfolomeev, S. D., Vol’eva, V. B., Nikiforov, G. A.

“…The basic methods for obtaining the components of engine fuels using the most commonly encountered type of raw materials, i.e., biomass polysaccharides, are…”
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Solid-phase oxidation of 2,4-Di-tert-butylphenol and 3,6-Di-tert-butylpyrocatechol in the presence of alkali and alkaline earth metal halides under elastic deformation by Vol’eva, V. B., Prokof’ev, A. I., Belostotskaya, I. S., Karmilov, A. Yu, Komissarova, N. L., Prokof’eva, T. I., Ershov, V. V.

“…Solid-phase oxidation of 2,4-di-tert-butylphenol to give 2,2′,4,4′-tert-butyl-6,6′-bisphenol and of 3,6-di-tert-butylpyrocatechol to afford…”
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Synthesis of biodiesel without formation of free glycerol by Vol’eva, V. B., Belostotskaya, I. S., Komissarova, N. L., Koverzanova, E. V., Kurkovskaya, L. N., Usmanov, R. A., Gumerov, F. M.

“…A new approach to the synthesis of biodiesel has been developed on the basis of alcoholysis of a triglyceride in combination with acetalization of glycerol…”
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Indicator properties of oligoethylene glycol hybrids with sterically hindered phenols by Domnina, N. S., Sergeeva, O. Yu, Komarova, E. A., Mikhailova, M. E., Vol’eva, V. B., Belostotskaya, I. S., Komissarova, N. L.

“…Aqueous solutions of hybrid compounds (conjugates) formed by polyethylene glycols modified at the terminal hydroxy groups with sterically hindered phenol lose…”
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New approach to the synthesis of 1,3-dioxolanes by Vol’eva, V. B., Belostotskaya, I. S., Malkova, A. V., Komissarova, N. L., Kurkovskaya, L. N., Usachev, S. V., Makarov, G. G.

“…Application of ethanol to the synthesis of 1,3-dioxolanes by the condensation of carbonyl compounds with vicinal diols results in a high yield of the reaction…”
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New Opportunities for Duff Reaction by Belostotskaya, I. S., Komissarova, N. L., Prokof’eva, T. I., Kurkovskaya, L. N., Vol’eva, V. B.

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Antiradical activity of dioxolane derivatives by Vol’eva, V. B., Belostotskaya, I. S., Komissarova, N. L., Malkova, A. V., Pokholok, T. V., Davydov, E. Ya

“…1,3-Benzodioxoles synthesized by condensation of 3,6-di- tert -butylbenzene-1,2-diol with carbonyl compounds showed antiradical activity due to their ability…”
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Photooxygenolysis of 3,6-di-tert-butyl-o-benzoquinone by Vol’eva, V. B., Belostotskaya, I. S., Komissarova, N. L., Starikova, Z. A., Kurkovskaya, L. N.

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Structural factors responsible for the activity of macromolecular phenolic antioxidants by Vol’eva, V. B., Domnina, N. S., Sergeeva, O. Yu, Komarova, E. A., Belostotskaya, I. S., Komissarova, N. L.

“…Hybrid macromolecular antioxidants based on hydrophilic polymers with chemically grafted sterically hindered phenol fragments in aqueous solution exhibited…”
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