Search Results - "Gerasimova, N. A."
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National Standards of the Harmonic Coefficient Unit of the Russian Federation and the Republic of Belarus: Results of Comparisons
Published in Measurement techniques (01-12-2021)“…The article presents the results of supplementary comparisons of the national standards of the harmonic coefficient unit of the Russian Federation (VNIIFTRI)…”
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Synthesis of Natural and Biologically Active Quinoxaline Analogs
Published in Chemistry of natural compounds (01-05-2019)“…Reactions of quinoxalines and quinoxalin-2-ones with C -nucleophiles under acid-catalysis conditions gave products from nucleophilic substitution of hydrogen…”
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Synthesis of 4-(N-cycloalkylamino)-substituted polyfluorobenzoic acids and their esters
Published in Russian chemical bulletin (01-07-2024)“…When treated with cycloalkylamines (pyrrolidine, piperidine, morpholine, and N -methylpiperazine), polyfluoro-containing benzoic and salicylic acid esters…”
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Transformation routes of tetrafluoroflavones in the reactions with aliphatic amines
Published in Russian chemical bulletin (01-06-2024)“…Routes of modification of 5,6,7,8-tetrafluoro-3-methoxycarbonyl-2-(4-methoxyphenyl)-4 H -chromen-4-one and its decarboxylated analogs in the reactions with…”
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Synthesis and study of antimicrobial activity of 4-amino-1,2,4-triazolo[5,1-c][1,2,4]triazine derivatives against Neisseria gonorrhoeae
Published in Russian chemical bulletin (01-12-2023)“…A new approach to the synthesis of 4-amino-1,2,4-triazolo[5,1- c ][1,2,4]triazines containing different substituents at the triazine cycle was proposed…”
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Synthesis of mycostatics based on 4-aryldiazenyl-3,5-dimethylpyrazoles
Published in Russian chemical bulletin (01-06-2021)“…The condensation of 3-arylhydrazinylidenepentane-2,4-diones with hydrazine hydrate, 2-hydroxyethylhydrazine, benzylhydrazine hydrochloride, and…”
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Influence of the sulfonyl group on the biological activity of 2-sulfonarylhydrazinylidene 1,3-dicarbonyl compounds
Published in Russian chemical bulletin (01-06-2024)“…The azo-coupling reaction of aryldiazonium chlorides containing a sulfone fragment with ethyl (trifluoro)acetylacetates and acetylacetone led to…”
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Synthesis and biological activity of 2-sulfonarylhydrazinylidene 1,3-diketones and their pyrazole derivatives
Published in Russian chemical bulletin (01-12-2022)“…2-Sulfonarylhydrazinylidene 1,3-diketones were synthesized by the azo coupling of aryldiazonium salts containing a methylsulfonyl or sulfonamide moiety with…”
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Facile synthesis of 6-organyl-4-(trifluoromethyl)pyridin-2(1H)-ones and their polyfluoroalkyl-containing analogs
Published in Russian chemical bulletin (2022)“…The three-component cyclization of 3-polyfluoroalkyl-3-oxopropanoates and methyl ketones with ammonium acetate affords 6-organyl-4-(polyfluoroalkyl)pyridin-2(1…”
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Alternative approaches to the synthesis of polyfluoroalkyl-containing 1-methyl-4-nitrosopyrazoles
Published in Russian chemical bulletin (01-06-2021)“…We studied different approaches to the synthesis of polyfluoroalkyl-containing 1-methyl-4-nitrosopyrazoles, which are based on the cyclization of…”
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3,6-Disubstituted derivatives of 1,2,4,5-tetrazine with pyridinyl amidine moieties and condensed systems on their basis: synthesis, docking, and antibacterial activity
Published in Russian chemical bulletin (01-06-2024)“…New 3,6-disubstituted 1,2,4,5-tetrazine derivatives with pyridyl-substituted amidine moieties, as well as [1,2,4]triazolo[1,5- b ][1,2,4,5-tetrazines and…”
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Synthesis and biological activity of 3-guanidino-6-R-imidazo[1,2-b]- and 6-guanidino-3-R-[1,2,4]triazolo[4,3-b][1,2,4,5]tetrazines
Published in Russian chemical bulletin (01-11-2018)“…The reaction of azoloannulated [1,2,4,5]tetrazines with guanidine was studied. New 3-guanidinoimidazo[1,2- b ]- and 6-guanidino[1,2,4]triazolo[4,3- b ]…”
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Parasitoids (Hymenoptera) of the Lime Leafminer Phyllonorycter issikii (Lepidoptera, Gracillariidae) in Different Cities of the Russian Federation and Their Role in the Mortality of the Invasive Pest
Published in Entomological review (01-07-2019)“…The assemblage of hymenopteran parasitoids associated with the invasive lime leafminer Phyllonorycter issikii (Lepidoptera: Gracillariidae), which develops on…”
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A Refined Method for Predicting the Type of Destruction in Hardened Glass
Published in Glass and ceramics (01-07-2003)“…A method for analytical calculation of fragmentation of hardened glass is refined based on the balance principle and the Rittinger comminution law.[PUBLICATION…”
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Limiting Hardening Stress Levels in Sheet Glass
Published in Glass and ceramics (01-05-2002)“…The limiting level of sheet glass hardening is presented based on three classification strength criteria and is equal to about 500 MPa.[PUBLICATION ABSTRACT]…”
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Metal complexes based on polyfluorosalicylic acids and their antimycotic and antimicrobial activity
Published in Polyhedron (01-02-2020)“…The acidic properties of polyfluorosalicylic acids were investigated. The heteroligand metal (copper, cobalt, manganese) complexes were synthesized based on…”
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Synthesis of N-Alkyl EnaminoKetones Based on 3-Acyl-4H-polyfluorochromen-4-onesand Their Antimicrobial Activity
Published in Russian journal of organic chemistry (01-01-2020)“…New N-substituted enamino ketones were synthesized by directed transformation of 3-acetyl- and 3-benzoyl-5,6,7,8-tetrafluoro-4H-chromen-4-ones by the action of…”
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Synthesis of N-Alkyl Enamino Ketones Based on 3-Acyl-4H-polyfluorochromen-4-ones and Their Antimicrobial Activity
Published in Russian journal of organic chemistry (01-09-2020)“…New N-substituted enamino ketones were synthesized by directed transformation of 3-acetyl- and 3-benzoyl-5,6,7,8-tetrafluoro-4 H -chromen-4-ones by the action…”
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Gonococcal pharyngitis
Published in Vestnik otorinolaringologii (2021)“…A description of a clinical case of oligosymptomatic pharyngitis associated with Neisseria gonorrhoeae is presented. On the example of oligosymptomatic…”
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