7,517 Result(s)
within
I. A**enko
Organic Chemistry
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Article
Composite fabric with nanocellulose impregnated cotton for eco-friendly thermoelectric textile
In this work, cotton fabric (Ct) impregnated with nanocellulose (NC) was used to create an environmentally friendly, biocompatible and biodegradable elastic and water-repellent smart textile. For its manufactu...
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Article
Synthesis of Bifunctional Lipophilic Constructs
Objective: Synthetic lipophilic constructs (Function–Spacer–Lipids, FSLs) are excellent tools for modification of cell surface with almost any molecular fragment. The aim of this research is synthesis of FSLs con...
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Article
Synthesis of functionalized phosphorus-substituted derivatives of γ-butyrolactone
A convenient synthesis of functionalized phosphorus-substituted derivatives of γ-butyrolactone based on readily available γ-crotonolactone and trimethylsilyl esters of trivalent phosphorus acids has been devel...
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Synthesis of hybrid compounds containing tetraoxane and triazole or imidazole moieties and their fungicidal activity
The research is aimed at solving one of the fundamental problems of organic chemistry — to combine groups with antagonistic properties in one molecule, viz., an oxidizing (peroxide) group and a reducing (N-contai...
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Calcium and magnesium stannates in catalytic conversion of isopropanol under supercritical conditions
Conversion of isopropanol under supercritical conditions (400 °C, 11.0 MPa) on calcium and magnesium stannates MSnO3 (M = Ca, Mg) was studied. The main direction of the process is dehydrogenation of isopropanol t...
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Article
New 1,1-dibenzyl-3-(1-benzyl-1H-pyrazol-4-yl)-2-methylisothioureas: synthesis and evaluation of antioxidant activity
1,1-Dibenzyl-3-(1-benzyl-1 1H-pyrazol-4-yl)-2-methylisothioureas containing structural elements both of known antioxidants and glutamate receptor modulators were proposed as compounds with a dual mode of biologic...
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Synthesis of functionalized organophosphorus analogs of β-phenylalanine
A convenient synthesis of organophosphorus analogs of β-phenylalanine containing functionalized 2-phenylethylphosphonous and 2-phenylethylphosphinic acid moieties has been developed. The radical addition of bi...
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Molecular modeling in synthesis: from statistical methods to quantum chemistry and practical applications
The review gives a retrospective of methods for molecular modeling of the structures, mechanisms of chemical reactions, and properties of organic compounds. The development and advancement of the ideology of p...
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Competition of (3+2) annulation and (3+2) cycloaddition in the reaction of alkenes with donor-acceptor cyclopropanes
Lewis acid-initiated reaction of (het)aryl-substituted donor-acceptor cyclopropanes with styrenes was studied. The initiation of the process by tin(IV) chloride caused the reaction to proceed in two alternative d...
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Article
Reaction of [2-(3-hetaryl-1,2,4-triazol-5-yl)phenyl]amines with ketones: a density functional theory study
The derivatives of 1,2,4- triazole have attracted great attention among medicinal chemists due to their wide range of biological activity, good pharmacodynamic and pharmacokinetic profiles, and low toxicity, t...
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Article
Erratum to: A New Approach to the Synthesis of Anti-Reverse Cap Analog (ARCA) 2mGpppG
Erratum
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Article
Approaches to the synthesis of thiazolo[3,2-a]pyridines (microreview)
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Article
Electrochemical behavior of a flat gold electrode in an acetonitrile solution of 1,2,4,5-tetraoxane
The electrochemical behavior of a flat gold electrode in an acetonitrile solution of 3-(1,4-dimethyl-2,3,5,6-tetraoxabicyclo[2.2.1]hept-7-yl)propanoic acid was studied by cyclic voltammetry. The formation of c...
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Article
Synthesis and study of the sensory properties of bichromophoric systems based on 1,8-naphthalimide and styrylpyridine, containing an oligoglycolic receptor fragment
Naphthalimide—styrylpyridine-, styrylpyridine—styrylpyridine-, and naphthalimide—naphthalimide-type bichromophoric chemosensors for metal cations were obtained. Their photoactive fragments were linked by an op...
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Article
Multicomponent Synthesis of Nicotinamide and Thieno[2,3-b]pyridine Derivatives
New nicotinamide derivatives have been synthesized by reactions of enamino ketones, aryl(hetaryl)methylidenecyanothioacetamides, alkylating agents, formamide, and cycloalkanones. The structure of some of the ...
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Article
Glycoprobe for selective embedding in membrane rafts
Synthetic analogs of glycolipids are widely used for modification of the cell membrane with glycans. Constructs capable of selective (or even specific) insertion into membrane rafts are of special interest bec...
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Article
Proteinase Resistance of Carnosine, Pyrrolylcarnosine and Salicylcarnosine
Objective: The resistance of carnosine, pyrrolylcarnosine (PC) and salicylcarnosine (SC) to the action of leucine aminopeptidase and carboxypeptidases B and Y was evaluated. Methods: Proteolysis of carnosine and ...
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Neuroengineering: magnetic hypnotic effect as control of animal behavior by an external magnetic field after injection of ferromagnetic nano(micro)implants
A method of injecting ferromagnetic implants based on barium hexaferrite into the brain of an animal was proposed. Behavioral responses of mice to the external magnetic influence after the introduction of non-...
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Article
Synthesis and Hypoglycemic Activity of New Nicotinonitrile-Furan Molecular Hybrids
Objective: Synthesis of some new nicotinonitrile-furan hybrids and evaluation of their hypoglycemic activity. Methods: Three-component pyridine synthesis based on tandem reactions of Knoevenagel condensationMicha...
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Article
Polymeric cyclobutane-1,1-dicarboxylates based on mononuclear tris-chelate and binuclear methoxo-bridged chromium(iii) units
The reaction of Cr(NO3)3•9H2O with sodium cyclobutane-1,1-dicarboxylate Na2(cbdc) was studied and the conditions for the formation and crystallization of NaI—CrIII carboxylate complexes in various media were foun...
