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  1. No Access

    Article

    Modernization of the Synthesis and Anti-Inflammatory Activity of 4,10-di(2-Ethoxyacetyl)-2,6,8,12-Tetraacetyl-2,4,6,8,10,12-Hexaazaisowurtzitane – An Innovative Non-Narcotic Analgesic

    A modified method for the synthesis of a promising non-narcotic analgesic agent of the hexaazaisowurtzitane class with pronounced anti-inflammatory activity is described. Methods for reducing the cost of the t...

    V. V. Eremina, D. A. Kulagina, S. G. Krylova… in Pharmaceutical Chemistry Journal (2024)

  2. No Access

    Article

    Synthesis and Biological Activity of 4-(3,4-Dibromothiophenecarbonyl)-2,6,8,10,12-Pentaacetyl-2,4,6,8,10,12-Hexaazaisowurtzitane: A New Non-Narcotic Analgesic of the Hexaazaisowurtzitane Class

    A method for production of a promising non-narcotic analgesic of the hexaazaisowurtzitane class is developed. Data on the physicochemical characteristics and conditions for obtaining the target substance are p...

    V. V. Eremina, D. A. Kulagina, S. G. Krylova… in Pharmaceutical Chemistry Journal (2023)

  3. Article

    Promising New Salt of Oseltamivir

    A synthetic method for the promising new drug oseltamivir ethoxysuccinate is described in detail. Various conditions for obtaining the target substance are considered. Its complete physicochemical characterist...

    A. I. Kalashnikov, E. G. Sonina, D. A. Kulagina… in Pharmaceutical Chemistry Journal (2021)

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  4. No Access

    Article

    Synthesis and Analgesic Activity of 4,10-Bis((±)-5-Benzoyl-2,3-Dihydro-1hpyrrolo[1,2-a]Pyrrole-1-Carbonyl)-2,6,8,12-Tetraacetyl-2,4,6,8,10,12-Hexaazatetracyclo[5,5,03,11,05,9]Dodecane

    A method of preparing the potential analgesic substance 4,10-bis((±)-5-benzoyl-2,3-dihydro-1H-pyrrolo-[1,2-a]pyrrole-1-carbonyl)-2,6,8,12-tetraacetyl-2,4,6,8,10,12-hexaazatetracyclo[5,5,03,11,05,9]dodecane is des...

    D. A. Kulagina, S. V. Sysolyatin, A. I. Kalashnikov… in Pharmaceutical Chemistry Journal (2021)

  5. No Access

    Article

    Development of Technology and Equipment for Enisamium Iodide Drying

    A methodological approach to selecting the optimal drying method for enisamium iodide, an antiviral agent with a broad spectrum of pharmacological activities, is considered. A vacuum drying method in an appara...

    M. S. Vasilishin, Yu. A. Kryukov, A. G. Karpov… in Pharmaceutical Chemistry Journal (2020)

  6. No Access

    Article

    Synthesis of Betulin Derivatives: N’{N-[3-OXO-20(29)-Lupen-28-OYL]-9-Aminononanoyl}3-Amino-3-Phenylpropionic Acid

    A method for synthesizing N’-{N-[3-oxo-20(29)-lupen-28-oyl]-9-aminononanoyl}-3-amino-3-phenylpropionic acid, a compound that exhibited immunostimulating and antiviral activities, by adding the methyl ester of N-(...

    S. V. Sysolyatin, V. N. Surmachev, V. V. Malykhin… in Pharmaceutical Chemistry Journal (2012)

  7. No Access

    Article

    Improved synthesis of 2,7-dihydroxyfluorenone in the manufacture of tilorone with application of a rotor—stator system

    A method for improving the quality and increasing the yield of 2,7-dihydroxyfluorenone by using a rotor– stator apparatus in the process technology is described. The results can be used in the manufacturing of...

    Yu. A. Kryukov, M. S. Vasilishin, O. S. Ivanov… in Pharmaceutical Chemistry Journal (2010)