S. A. Konovalova

ORCID: 0000-0003-3410-2550
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About
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Research Areas
  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Synthesis and Reactions of Organic Compounds
  • Bioactive Compounds and Antitumor Agents
  • Synthesis and Biological Evaluation
  • Oxidative Organic Chemistry Reactions
  • Synthesis and biological activity
  • Organic Chemistry Cycloaddition Reactions
  • Synthesis and Catalytic Reactions
  • Crystallography and molecular interactions
  • Synthesis of heterocyclic compounds
  • Synthesis and Characterization of Heterocyclic Compounds
  • Phenothiazines and Benzothiazines Synthesis and Activities
  • Chemical synthesis and pharmacological studies
  • Chemical Reaction Mechanisms
  • Synthesis and Reactivity of Sulfur-Containing Compounds
  • Metal Alloys Wear and Properties
  • Fluorine in Organic Chemistry
  • Structural and Chemical Analysis of Organic and Inorganic Compounds
  • Metallurgy and Material Forming
  • Sulfur-Based Synthesis Techniques
  • Polymer Science and Applications
  • Advanced Measurement and Metrology Techniques
  • Organic and Inorganic Chemical Reactions
  • Free Radicals and Antioxidants

Donbass State Engineering Academy
2015-2024

Georgian Technical University
2021

Ukrainian State University of Chemical Technology
2021

National Academy of Sciences of Ukraine
2005

Semenov Institute of Chemical Physics
2000

Mining Institute
1970

Abstract Z , E ‐Isomerization has been investigated for the series of N ‐arylthio‐1,4‐benzoquinonimines using a line shape analysis in 1 H NMR spectra. Thermodynamic parameters and substituent effects have analyzed isomerization process. It shown based on DFT (B3LYP) calculations that dynamic transformation should be considered as combination two different processes, rotation about NS bond an inversion at nitrogen via transition state with linear C moiety. The free energies activation (Δ G...

10.1002/mrc.2254 article EN Magnetic Resonance in Chemistry 2008-07-17

Several N-arylthio-1,4-benzoquinone imines were synthesized.Using modern research methods their structures investigated. A combinatorial library of perspective plant protection means, based on imines, was created and antimicrobial, insecticidal acaricidal activities studied. Certain dependencies the antimicrobial activity synthesized compounds structure have been established. Using online GUSAR service, determination acute toxicity in silico for rats using four types substance administration...

10.33263/briac95.232238 article EN Biointerface Research in Applied Chemistry 2019-10-15

Stable N-arylsulfinyl-1,4-benzoquinonemonoimines have been obtained by oxidation of Narylthio-1,4-benzoquinonemonoimines with m-chloroperbenzoic acid.The N-arylthio-1,4benzoquinonemonoimines can be oxidized to N-arylsulfonyl-1,4-benzoquinonemonoimines.Comparative structural studies various quinoneimines X-ray analysis shown that in molecule N-arylsulfinyl-1,4-benzoquinonemonoimine an interaction the π-orbital S=O bond π-electron cloud benzene ring is observed, similar found...

10.3998/ark.5550190.0006.805 article EN cc-by ARKIVOC 2005-11-19

The efficiency of cold rolling steel strip in the main depends on quality technological lubricant and its cost. In this regard, it is important to develop new compositions effective metalworking coolants that are low cost provide maximum reduction friction coefficient. We developed tested basis vegetable oil chicken fat. were Donbas State Engineering Academy (DSEA) a laboratory mill, 100 × 100, 08Kp steel. was determined by stretch ratio λ coefficient μ deformation zone, which found forward...

10.3390/machines6030029 article EN cc-by Machines 2018-07-10

N'-[4-(Hydroxyimino)-cyclohexa-2,5-dien-1-ylidene]-benzohydrazides have been synthesized by reaction of 4-(hydroxyimino)-cyclohexa-2,5-dien-1-one with different benzohydrazides in one stage. N'-(4-[(Aroyloxy)imino]cyclohexa-2,5-dien-1-ylidene)-benzohydrazides were obtained 4-[(aroyloxy)imino]cyclohexa-2,5-dien-1-ones corresponding step too. Biological activities the compounds studied. N'-[4-{[(4-nitrobenzoyl)oxy]imino}cyclohexa-2,5-dien-1-ylidene]benzo-hydrazide showed high insecticidal...

10.33263/briac104.797802 article EN Biointerface Research in Applied Chemistry 2020-04-18

Sokolova K.V., Podpletnia O.A., Konovalova S.O., Avdieienko A.P., Komarovska-Porokhniavets O.Z., Lubenets V.I., Kovalenko S.I. Continuing our research on compounds that affect urination, we have become interested in N-arylsulfonyl-2-aroylamino-1,4-quinone imines, which combine a quinone matrix with tolylsulfonamide and benzamide fragments versatile biological activity their structure, has promising value preventing development of pathological processes kidneys. Therefore, the search for...

10.26641/2307-0404.2023.2.283152 article EN cc-by Medicni perspektivi 2023-06-30
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