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  1. No Access

    Article

    Polymeric lithium(I) diaquabarbiturate: Crystal structure

    The lithium(I) catena-diaquabarbiturate complex [Li(H2O)2(HBA–O,O′)] n (I), where Н2ВА is barbituric acid, has been structurally characterized by X-ray diffraction (CIF file CCD...

    N. N. Golovnev, M. S. Molokeev, M. K. Lesnikov… in Russian Journal of Inorganic Chemistry (2017)

  2. No Access

    Article

    Crystal structure and properties of polymeric hexaaqua-hexakis-(2-thiobarbiturato)-disamarium(III)

    The structure (CIF file CCDC No. 1401886) of the hexaaqua-hexakis(2-thiobarbiturato)-disamarium [Sm2(H2O)6(HTBA)6] n polymeric complex (I), where H2ТВА is 2-thiobarbituric acid,...

    N. N. Golovnev, M. S. Molokeev, I. V. Sterkhova… in Journal of Structural Chemistry (2017)

  3. No Access

    Article

    Crystal structure and some properties of europium(III) Catena-{tris(1,3-diethyl-2-thiobarbiturate)}

    The [Eu(HDTBA)3] n complex (I), HDTBA is 1,3-diethyl-2-thiobarbituric acid (C8H12N2O2S) is synthesized and its structure is determined by X-ray crystallography. The crystals of

    N. N. Golovnev, M. S. Molokeev, S. N. Vereshchagin in Journal of Structural Chemistry (2016)

  4. No Access

    Article

    New method for regulating the activity of ABO3 perovskite catalysts

    A new possibility of changing the activity and selectivity of perovskite catalysts in the oxidative conversion of methane was demonstrated using the Sr x Gd1–x ...

    S. N. Vereshchagin, L. A. Solov’ev, E. V. Rabchevskii… in Kinetics and Catalysis (2015)

  5. No Access

    Article

    Nature of the active sites of ferrospheres in the oxidative condensation of methane

    The catalytic properties of ferrospheres containing 76–97 wt % Fe2O3 in the oxidative condensation of methane were compared with their phase composition and the distribution of iron cations over the crystallograp...

    A. G. Anshits, O. A. Bayukov, N. N. Anshits, O. N. Pletnev… in Kinetics and Catalysis (2015)

  6. No Access

    Article

    New approach to the preparation of catalysts for the oxidative coupling of methane

    A new approach to the preparation of systems that exhibit catalytic activity in the oxidative coupling of methane (OCM) is considered. With the use of ferrospheres separated from power-generation ashes from di...

    S. N. Vereshchagin, E. V. Kondratenko, E. V. Rabchevskii… in Kinetics and Catalysis (2012)

  7. No Access

    Article

    Helium permeability of microspherical membranes based on mullitized cenospheres

    E. V. Fomenko, N. N. Anshits, M. V. Pankova, L. A. Solovyov… in Doklady Physical Chemistry (2010)

  8. No Access

    Article

    Hydrocarbon conversion on ZSM-5 in the presence of N2O: relative reactivity

    Conversions of methane, ethane, propane, benzene and hydrogen were studied on HZSM-5 at 418°C using binary mixtures R1:R2:N2O:He (where R1, R2 are substances under study). Relative reactivities were determined, a...

    S.N. Vereshchagin, N.P. Kirik, N.N. Shishkina, A.G. Anshits in Catalysis Letters (1998)

  9. No Access

    Article

    Several features of the dealumination of type Y zeolite using silicon tetrachloride and ethylenediaminetetraacetic acid

    Dealumination of type Y zeolite using SiCl4 produces a statistically averaged distribution of Al and Si atoms in the framework. The action of H4EDTA causes defects in the backbone and partial amorphization of the...

    T. A. Vereshchagina, S. D. Kirik… in Bulletin of the Academy of Sciences of the… (1990)

  10. No Access

    Article

    Peculiarities in oxidative conversion of methane to C2 hydrocarbons over CaO−CaCl2 catalysts

    Experimental data for the oxidative dimerization of methane over CaO−CaCl2 systems indicate that C2 hydrocarbons are formed with the participation of chlorine generated by the catalyst surface under the effect of...

    A. N. Shigapov, M. A. Novoshilova… in Reaction Kinetics and Catalysis Letters (1988)

  11. No Access

    Article

    Conversion of ethane over zeolite catalysts in the presence of oxygen and nitrogen(I) oxide

    1. A study has been made of the relationship between the catalytic properties of pentasils and mordenite in the ...

    S. N. Vereshchagin, L. I. Baikalova… in Bulletin of the Academy of Sciences of the… (1988)

  12. No Access

    Article

    Oxidative conversion of butane and pentane on superacid catalysts

    Catalytic properties of AlBr3, AlBr3−CuCl2 and AlBr3−NiSO4 in liquid-phase conversion of butane and pentane have been examined. A possibility for the oxidative condensation has been revealed due to both the stoic...

    S. N. Vereshchagin, A. G. Anshits… in Reaction Kinetics and Catalysis Letters (1984)

  13. No Access

    Article

    Oxidative elongation of lower paraffins

    It is shown that the oxidative condensation of ethane on CoMo/γ-Al2O3 catalysts is in principle possible. The conceivable paths of this reaction are analyzed.

    S. N. Vereshchagin, A. G. Anshits… in Reaction Kinetics and Catalysis Letters (1982)