Zobrazeno 1 - 10 of 34 pro vyhledávání: '"S. G. Rozenberg"'
1
Stereoselective effects in the solid-phase hydrogenation of unsaturatedl-hydroxyproline derivatives
Autor: Yu. A. Zolotarev, E. M. Dorokhova, E. V. Laskatelev, N. F. Myasoedov, Yu. A. Borisov, S. G. Rozenberg, V. S. Kozik
Publikováno v: Russian Chemical Bulletin. 46:1726-1729
The solid-phase catalytic hydrogenation of (R-4tert-butoxy-Δ1-pyrroline-2-carboxylic) acid under the action of hydrogen spillover was studied. The reaction proceeds stereoselectively with the predominant formation of thel-amino acid. The configurati
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d532304e5190732e6ad0d7795fc12daa
https://doi.org/10.1007/bf02495124
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2
Correlations between the quantum-chemical parameters of amino acids and regioselectivity of isotope exchange with the spillover hydrogen
Autor: N. F. Myasoedov, S. G. Rozenberg, Yu. A. Borisov, Yu. A. Zolotarev, E. V. Laskatelev
Publikováno v: Russian Chemical Bulletin. 46:1536-1542
The effective charges and the proton affinity of carbon atoms of α-amino acids were calculated by quantum-chemical methods. The relative reactivity of the C−H bonds of amino acids under conditions of high-temperature solid-state catalytic isotope
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::953bd02130cb1e5e123c800246765316
https://doi.org/10.1007/bf02502934
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3
High temperature solid state catalytic isotope exchange with deuterium and tritium
Autor: E. M. Dorokhova, D. A. Zaitsev, Yu. A. Zolotarev, V. S. Kozik, S. G. Rozenberg, N. F. Myasoedov
Publikováno v: Journal of Radioanalytical and Nuclear Chemistry Articles. 162:3-14
A method for synthesizing tritium- or deuterium-labeled amino acids, peptides and biogenic amines through high temperature solid state catalytic isotope exchange (HSCIE) is proposed. The dependence of the degree of isotope exchange in HSCIE on the st
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::04e941e5fa96cdf7b35265aa44d0f786
https://doi.org/10.1007/bf02039919
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4
The investigation of solid-state catalytic hydrogenation of organic compounds. II. The synthesis of tritium-labelled valine
Autor: E. M. Dorokhova, Yu. A. Zolotarev, N. F. Myasoedov, V. S. Kozik, S. G. Rozenberg
Publikováno v: Journal of Labelled Compounds and Radiopharmaceuticals. 29:997-1007
We report here the investigation of solid-state catalytic hydrogenation (SCH) of unsaturated compounds, used for the synthesis of tritium labelled valine The effect of the solidstate components ratio, tritium pressure and reaction temperature on the
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ad71853c630b2cce6a6802bbd4cac166
https://doi.org/10.1002/jlcr.2580290904
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6
Tautomerism of 1-phenyl-3-methyl-4-benzyl-5-pyrazolone
Autor: B. M. Pyatin, Z. D. Kirsanova, N. V. Klimova, D. A. Zykov, V. G. Vinokurov, S. G. Rozenberg, L. A. Krasnykh, V. S. Troitskaya, V. A. Zagorevskii
Publikováno v: Chemistry of Heterocyclic Compounds. 27:288-291
The tautomerism of 1-phenyl-3-methyl-4-benzyl-5-pyrazolone —a side product in the reaction of acetoacetic ester with benzaldehyde phenylhydrazone — was studied by IR and PMR spectroscopy, and its thermodynamic characteristics were determined.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1b2225e76e69a52fb8f126561a9d6b26
https://doi.org/10.1007/bf00474231
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7
Configuration of benzoylpyridineoximes studied by 1H and 13C NMR. Effect of protonation of the pyridine nitrogen atom
Autor: V. P. Lezina, L. A. Zhmurenko, V. A. Zagorevskii, O. M. Glozman, S. G. Rozenberg
Publikováno v: Chemistry of Heterocyclic Compounds. 26:898-902
A simple and convenient method is proposed for determining the configuration of E,Z-isomers of 2-, 3-, and 4-benzoylpyridines. The difference in chemical shifts (δδ, ppm) in the system CCl4-DMSO-D6 and CCl4-DMSO-CF3COOD for the α-H atoms or the α
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::437dc5b4e2fdb91833b1ab0d22c51ff8
https://doi.org/10.1007/bf00480866
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8
Study of three-dimensional structures of benzoylpyridine oximes and their ethers by 1H and 13C NMR spectroscopy
Autor: S. G. Rozenberg, L. M. Meshcheryakova, V. P. Lezina, L. A. Zhmurenko, V. A. Zagorevskii, O. M. Glozman
Publikováno v: Chemistry of Heterocyclic Compounds. 26:172-178
The 1H and 13C NMR spectra of the E and Z isomers of 2-, 3-, and 4-benzoylpyridine oximes and their ethers were analyzed thoroughly, and the 1H-13C spin-spin coupling constants (SSCC) were determined. It was established that the magnitude of the γ e
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::527567fdac2f467ad63ab9fa76dce91e
https://doi.org/10.1007/bf00499411
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9
[Formation of phosphonoester bonds, catalyzed by DNA polymerases]
Autor: N B, Diatkina, L S, Viktorova, D Iu, Mozaherin, A M, Atrazhev, S G, Rozenberg, M K, Kukhanova, A A, Kraevskiĭ
Publikováno v: Molekuliarnaia biologiia. 25(6)
3'-Fluoro-2',3'-dideoxythymidine 5'-(alpha-methylphosphonyl)-beta, gamma-diphosphate (I) and 2'-deoxythymidine 5'-(alpha-methylphosphonyl)-beta,gamma-diphosphate (II) were synthesised. Reverse transcriptases of HIV and avian myeloblastosis virus, rat
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::1d012aadb3716a618629d84107abf747
https://pubmed.ncbi.nlm.nih.gov/1726022
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