Zobrazeno 1 - 10
of 138
pro vyhledávání: '"A. V., Ishkov"'
Publikováno v:
Журнал органічної та фармацевтичної хімії, Vol 21, Iss 4, Pp 11-17 (2023)
A simple two-stage method for the synthesis of isomeric esters of 2-chloroquinoline-5-, 6-, 7-carboxylic acids by successive oxidation and chlorination reactions of methyl quinoline-5-, 6-, 7-carboxylates has been developed. The target compounds have
Externí odkaz:
https://doaj.org/article/b306a7e5ebd447ddbd9f778cd42c309f
Publikováno v:
Мінеральні ресурси України, Iss 1, Pp 23-34 (2023)
The results of long-term geochemical studies of the content of metals: aluminum, mercury, chromium, manganese, iron, zinc, cobalt, nickel and vanadium are presented, as well as the total concentration of these metals and sulfur in oils from 36 deposi
Externí odkaz:
https://doaj.org/article/54cf2dc4e7bc463e8d8974aaead43f8a
Publikováno v:
Мінеральні ресурси України. :23-34
Представлено результати багаторічних геохімічних досліджень вмісту таких металів, як алюміній, ртуть, хром, марганець, залізо, цинк, коб
Publikováno v:
Odesa National University Herald. Geography and Geology. 27:190-206
Problem Statement and Purpose. For an objective geological and economic assessment of the possibility of simultaneous extraction of germanium from coal, waste and products of its processing and planning of the most effective organizational and techni
Publikováno v:
Odesa National University Herald. Chemistry. 27:21-26
The purpose of this work is the synthesis of an annelated with pyrimidine system at position 2–3 of the diazepine cycle and the study of the affinity of the synthesized compound for the central benzodiazepine receptors (CBDR) and peripheral benzodi
Publikováno v:
Collection of Research Papers of the National Mining University. 71:145-159
Purpose. To establish and analyze the relationship between the concentrations of germanium and toxic elements and the sulfur content of the general coal seam с8нof the Dniprovska mine. Methodology. The factual basis of the work was the results of 3
Publikováno v:
Vìsnik Odesʹkogo Nacìonalʹnogo Unìversitetu: Hìmìâ, Vol 22, Iss 4(64), Pp 101-107 (2017)
At present, extensive research is being carried out on the phenomenon of resistance of microbes to antibiotics, including the newest of them. Among the most promising drug candidates for treatment such superbugs is derivatives of 5,15-disubstituted w
Externí odkaz:
https://doaj.org/article/c17e0f653eda41919dc4db757749be51
Publikováno v:
Odesa National University Herald. Chemistry. 27:83-92
The aim of this work is the synthesis of a number of substituted E‑1-(2-amino‑5-R1-phenyl)-3-(4-R2-phenyl)prop‑2-en‑1-ones (2-aminochalcones) as precursors for obtaining new derivatives of 7-R1–5-[2-R2-phenylvinyl]-1,4-benzodiazepin‑2-one
Classification of deposits of the Dnipro-Donetsk oil and gas region by the content of metals in oils
Autor:
Stanislav Y. Bartashevsky, Mykola А. Kozar, Oleksii Y. Hryhoriev, Artem M. Yerofieiev, Valerii V. Ishkov
Publikováno v:
Journal of Geology, Geography and Geoecology. 31:469-483
The issues considered in the paper bear a direct relation to the disputable geo- chemical problems of the origin of oil – one of the main sources of modern energy gen- eration. Features of metal distribution in oils have not been studied yet, and n
Publikováno v:
Collection of Research Papers of the National Mining University. 70:76-90