Výsledky vyhledávání - "A. I. Pyshchev"

Nature of weak inter-and intramolecular interactions in crystals 8. Influence of intermolecular contacts on the strength of intramolecular O-H...N bonds in crystals of 3-(2-hydroxyphenyl)-1,2,4-triazoles

Autor: K. A. Lyssenko, A. I. Pyshchev, A. O. Tokareva, T. V. Kovaleva, Denis G. Golovanov, Yu. I. Ryabukhin, Ali I. Uraev, M. Yu. Antipin

Publikováno v: Russian Chemical Bulletin. 55:408-414

The nature and energy of the intramolecular H-bond in 3-(2-hydroxyphenyl)-1,2,4-triazoles was studied by X-ray diffraction and quantum chemical methods. In this system, the conjugation does not additionally contribute to the enhancement of the H-bond

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3432f0e9bc9329dd95d173a5c4b886ed
https://doi.org/10.1007/s11172-006-0271-6

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Autor: A. I. Pyshchev, M. S. Chernov’yants, V. E. Gol'eva

Publikováno v: Journal of Analytical Chemistry. 58:139-143

The following biologically active diiodohalides of organic cations were studied: N-cetylpyridinium, trimethylbenzylammonium, triethylbenzylammonium, and N,N-dimethylmorpholinium diiodochlorides; N-cetylpyridinium, tetramethylammonium, tetrabutylammon

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::151d52c7fdf21512f4ad47de269b0fef
https://doi.org/10.1023/a:1022302020450

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Autor: M. S. Chernov'yants, Olga N. Kazheva, A. I. Pyshchev, Oleg A. Dyachenko, V. E. Gol'eva

Publikováno v: Russian Journal of General Chemistry. 72:1521-1524

The complex formation in the system bis[2-(trimethylammonio)ethyl] succinate diodide-iodine involves no more than two iodine molecules. The crystal structure of the salt [(CH3)3N(CH2)2OCOCH2]2(I3)2 is formed by layers of inorganic anions (I3 -) and o

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::dcd28c085cc49b00b8845f30b9715fd9
https://doi.org/10.1023/a:1023371230369

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Electrochemical interconversion of 1-(p-tolyl)-6-methyl-2,4-diphenylpyrimidinium perchlorate and 1-(p-tolyl)-6-methylene-2,4-diphenylpyrimidine

Autor: Mikhail E. Kletskii, O. D. Lalakulich, N. V. Shibaeva, A. I. Pyshchev, A. A. Bumber

Publikováno v: Chemistry of Heterocyclic Compounds. 35:68-71

It is shown that reduction of the 6-methyl-1-(p-tolyl)-2,4-diphenylpyrimidinium cation proceeds in two one-electron stages. In the first stage, an unstable radical is formed, and in the second stage, an unstable anion. As a result of dehydrogenation

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::41340133dcb88db34eb534b040f5a642
https://doi.org/10.1007/bf02251664

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Radiation damage studies on polystyrene-based scintillators

Autor: A. I. Pyshchev, G.I. Britvich, V.G. Vasil'chenko, E. G. Yushko, V.I. Rykalin, S. A. Malinovskaya, A.I. Peresypkin, V. T. Skripkina, A.V. Kulichenko, V. M. Shershukov, L.D. Kornylovskaya

Publikováno v: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 326:483-488

The radiation resistance of polystyrene-based scintillators containing various scintillation solutes is reported. All samples were irradiated with 137 Cs gamma rays in air at room temperature. The examination of radiation resistance of about thirty f

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4fe05e4b3b77ded74e5d5c22038c0d6e
https://doi.org/10.1016/0168-9002(93)90849-d

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