Zobrazeno 1 - 10
of 22
pro vyhledávání: '"Ivan E. Ushakov"'
Autor:
Yuliya E. Ryzhkova, Michail N. Elinson, Anatoly N. Vereshchagin, Kirill A. Karpenko, Fedor V. Ryzhkov, Ivan E. Ushakov, Mikhail P. Egorov
Publikováno v:
Chemistry, Vol 4, Iss 2, Pp 615-629 (2022)
Electrochemical synthesis suggested a mild, green and atom-efficient route to interesting and useful molecules, thus avoiding harsh chemical oxidizing and reducing agents used in traditional synthetic methods. Organic electrochemistry offers an excel
Externí odkaz:
https://doaj.org/article/14aaee301aea42fa9d8dac2ebedaf01f
Autor:
Ivan E. Ushakov, Ivan S. Odin, Pavel A. Gloukhov, Alexander A. Golovanov, Pavel V. Dorovatovskii, Anna V. Vologzhanina
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 76, Iss 2, Pp 192-196 (2020)
Recrystallization of (E)-5-phenyl-1-(pyridin-2-yl)pent-2-en-4-yn-1-one at room temperature from ethylene glycol in daylight afforded [3,4-bis(phenylethynyl)cyclobutane-1,2-diyl)bis(pyridin-2-ylmethanone], C32H22N2O2 (3), while (E)-5-(4-methylphenyl)-
Externí odkaz:
https://doaj.org/article/ad85906076244c0bb451892de2c82718
Autor:
Tatyana O. Ershova, Anton A. Anisimov, Maxim N. Temnikov, Maxim A. Novikov, Mikhail I. Buzin, Galina G. Nikiforova, Yulia S. Dyuzhikova, Ivan E. Ushakov, Olga I. Shchegolikhina, Aziz M. Muzafarov
Publikováno v:
Polymers, Vol 13, Iss 24, p 4452 (2021)
A versatile equilibrium method for synthesizing ladder-like polyphenylsilsesquioxanes (L-PPSQs) with various molecular weights (from 4 to 500 kDa) in liquid ammonia was developed. The effect of diverse parameters, such as temperature, monomer concent
Externí odkaz:
https://doaj.org/article/def49b2685714e83809499f6cfe3d4c7
Publikováno v:
International Journal of Molecular Sciences, Vol 21, Iss 23, p 8970 (2020)
Imatinib, one of the most used therapeutic agents to treat leukemia, is an inhibitor that specifically blocks the activity of tyrosine kinases. The molecule of imatinib is flexible and contains several functional groups able to take part in H-bonding
Externí odkaz:
https://doaj.org/article/b3344d4149194e05b55b8c2467c352e5
Autor:
Ivan E. Ushakov, Yuliya E. Ryzhkova, Michail N. Elinson, Anatoly N. Vereshchagin, Kirill A. Karpenko, Aleksander S. Goloveshkin
Publikováno v:
Monatshefte für Chemie - Chemical Monthly. 152:1327-1336
The new type of four-component tandem Knoevenagel–Michael reaction was found: assembling arylaldehydes, N,N′-dimethylbarbituric acid, 4-hydroxycoumarine, and morpholine or piperidine has been successfully carried out in alcohols, other organic so
Autor:
Ivan E. Ushakov, Michail N. Elinson, Anatoly N. Vereshchagin, Vladimir A. Smirnov, Taygib M. Iliyasov, Kirill A. Karpenko
Publikováno v:
Chemistry of Heterocyclic Compounds. 57:929-933
A novel four-component diastereoselective synthesis of polysubstituted tetrahydropyridines is reported. The Michael addition – Mannich reaction – cyclization – dehydration cascade of benzylidenemalononitriles, esters of 3-oxocarboxylic acids, a
Autor:
Ivan E. Ushakov, Anatoly N. Vereshchagin, Yuliya E. Ryzhkova, Kirill A. Karpenko, Michail N. Elinson
Publikováno v:
Mendeleev Communications. 31:698-700
A new type of four component tandem Knoevenagel–Michael reaction has been found consisting in the assembly of benzaldehydes, N,N'-dimethylbarbituric acid, 4-hydroxy-6-methyl-2H-pyran-2-one and morpholine in alcohols, other organic solvents or water
Autor:
Vladimir I. Zaikovskii, N. D. Lenenko, Alexander S. Goloveshkin, Ivan E. Ushakov, Alexander A. Korlyukov, Alexandre S. Golub, Mariam G. Ezernitskaya, R.U. Takazova
Publikováno v:
Russian Journal of Coordination Chemistry. 46:779-785
A layered compound with regularly alternating monolayers of MoS2 and N,N,N',N'-tetramethylguanidine (TMG) is synthesized by the reaction of monolayer dispersions of molybdenum disulfide containing anionic particles (MoS2)x– with protonated TMG mole
Autor:
Pavel A. Gloukhov, Ivan E. Ushakov, Pavel V. Dorovatovskii, Anna V. Vologzhanina, I. S. Odin, Alexander A. Golovanov
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 76, Iss 2, Pp 192-196 (2020)
Recrystallization of (E)-5-phenyl-1-(pyridin-2-yl)pent-2-en-4-yn-1-one at room temperature from ethylene glycol in daylight afforded [3,4-bis(phenylethynyl)cyclobutane-1,2-diyl)bis(pyridin-2-ylmethanone], C32H22N2O2 (3), while (E)-5-(4-methylphenyl)-
Autor:
E. N. Zorina-Tikhonova, Anna V. Vologzhanina, Alexander D. Volodin, Aleksei A. Sidorov, Alexander S. Goloveshkin, Ivan E. Ushakov, Igor L. Eremenko, Aleksandr S Chistyakov
Publikováno v:
Mendeleev Communications. 29:643-645
Synthesis and response towards heating and UV irradiation of two novel zinc(II) cyclobutane-1,1′-dicarboxylate complexes were examined using X-ray diffraction, FT-IR and 1H NMR spectroscopy. One of the complexes underwent a photoinitiated solid sta