Search Results - "Matiichuk, V. S."

Synthesis and Antimicrobial Activity of 2-[5-(R-Benzyl)-4-oxo-1,3-thiazolidin-2-ylidene]-3-oxobutanenitrile and [2-(1-Cyano-2-oxopropylidene)-4-oxo-1,3-thiazolidin-5-ylidene]acetic Acid Derivatives by Horishny, V. Ya, Matiichuk, V. S.

“…The reactions of 2-cyano-3-oxobutanethioamide with ethyl 3-aryl-2-bromopropanoates and dialkyl acetylenedicarboxylates afforded a combinatorial library of new…”
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Methyl 3-cyclopropyl-3-oxopropanoate in the synthesis of heterocycles having a cyclopropyl substituent by Pokhodylo, N. T, Matiichuk, V. S, Obushak, N. D

“…Reactions of methyl 3-cyclopropyl-3-oxopropanoate with chloroacetone and ammonia, benzaldehyde and ammonia, and benzoquinone gave, respectively, methyl…”
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Convenient synthesis of 1-norbornyl-5-R-1H-1,2,3-triazole-4-carboxylic acids by Pokhodylo, N. T., Matiichuk, V. S., Obushak, M. D.

“…A convenient procedure was developed for the synthesis of 2-azidobicyclo[2.2.1]heptane whose click reaction with phenylacetylene afforded…”
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Synthesis and study of the anticancer activity of some new 7H-[1,2,4]triazolo [3,4-b][1,3,4]thiadiazines by Myrko, I. I., Chaban, T. I., Ohurtsov, V. V., Drapak, I. V., Matiichuk, V. S.

“…The problem of finding effective low-toxic anticancer agents is one of the most important in modern medicine and pharmacy. Despite a large selection of…”
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Selective Formation of Products of Interrupted Feist-Benary Reaction under the Conditions of Hantzsch Pyrrole Synthesis by Matiichuk, V. S., Frolov, D. A., Pokhodylo, N. T., Pavlyuk, V. V., Obushak, M. D.

“…Reaction of 3-aryl-2-chloropropanal with 1-arylsulfonylpropan-2-ones in aqueous ammonia and alcohol under the conditions of Hantzsch pyrrole synthesis led to…”
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Synthesis and properties of ethyl 1-aryl-5-methyl-4-[1-(phenylhydrazinylidene)ethyl]-1H-pyrazole-3-carboxylates by Potopnyk, M. A., Matiichuk, V. S., Obushak, M. D.

“…Ethyl 1-aryl-4-acetyl-5-methyl-1 H -pyrazole-3-carboxylates reacted with phenylhydrazine to give the corresponding hydrazones, ethyl…”
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Synthesis of [4-amino-5-(R-benzyl)-1,3-thiazol-2-ylsulfanyl] acetic acids by Ostapyuk, Yu. V., Matiichuk, V. S., Obushak, M. D.

“…(4-Amino-1,3-thiazol-2-ylsulfanyl)acetic acids were synthesized by reaction of α-thiocyanatonitriles with sulfanylacetic acid in boiling acetonitrile…”
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Synthesis of some new N3 substituted 5-hydroxy-7-methyl-3H-thiazolo[4,5-b]pyridin-2-ones as potential biologically active compounds by Chaban, T. I., Ohurtsov, V. V., Matiichuk, V. S., Honcharenko, O. V., Chaban, I. H.

“…Condensed bicyclic systems with thiazolidine core being annulated to pyridine one occupy prominent place in medicinal chemistry because of their broad spectrum…”
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Mechanism of Meerwein arylation of furan derivatives by Obushak, N. D, Lesyuk, A. I, Gorak, Yu. I, Matiichuk, V. S

“…Catalytic arylation of furan-2-carbaldehyde with arenediazonium salts was studied. The yields of 5-arylfuran-2-carbaldehydes were found to depend on the…”
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Synthesis and transformations of 1-(azidophenyl)-1H-tetrazoles by Pokhodylo, N. T, Matiichuk, V. S, Obushak, N. D

“…Diazotization of 1-(aminophenyl)-1H-tetrazoles and subsequent treatment of the diazonium salts with sodium azide gave 1-(azidophenyl)-1H-tetrazoles which were…”
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Synthesis of 2-Aryl-4-(R-sulfanylmethyl)-3-methyl-6,7-dihydro-2H-pyrazolo[3,4-d]pyridazin-7-ones by Matiichuk, V. S, Potopnyk, M. A, Obushak, N. D

“…Bromination of ethyl 1-aryl-4-acetyl-5-methyl-1H-pyrazole-3-carboxylates gave ethyl 1-aryl-4-(bromoacetyl)-5-methyl-1H-pyrazol-3-carboxylates which were used…”
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Synthesis of [5-(1H-1,2,3-triazol-4-yl)-1,3,4-oxadiazol-2-yl]pyridines by Pokhodylo, N. T, Shiika, O. Ya, Matiichuk, V. S, Obushak, N. D

“…2-, 3-, and 4-[5-(1-Aryl-5-R-1H-1,2,3-triazol-4-yl)-1,3,4-oxadiazol-2-yl]pyridines were synthesized from the corresponding…”
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Synthesis of heterocycles on the basis of arylation products of unsaturated compounds: XX. Reaction of 2-aryl-1,4-benzoquinones with potassium O-butyl carbonodithioate by Martyak, R. L, Obushak, N. D, Matiichuk, V. S

“…Reactions of 2-aryl-1,4-benzoquinones with potassium O-butyl carbonodithioate gave the corresponding 7-aryl-5-hydroxy-1,3-benzoxathiole-2-thiones. In some…”
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IR luminescence of neodymium(III) and ytterbium(III) complexes with acylpyrazolones in solutions by Meshkova, S. B., Matiichuk, V. S., Potopnyk, M. A., Topilova, Z. M., Gorodnyuk, V. P., Olenich, K. N., Bol’bot, I. V.

“…Acylpyrazolones (L1–L5) have been synthesized and the conditions of their complexation with neodymium(III) and ytterbium(III) ions in aqueous solutions have…”
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Heterocyclic Syntheses on the Basis of Arylation Products of Unsaturated Compounds: X. 3-Aryl-2-chloropropanals as Reagents for the Synthesis of 2-Amino-1,3-thiazole Derivatives by Obushak, N. D., Matiichuk, V. S., Vasylyshin, R. Ya, Ostapyuk, Yu. V.

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Heterocycles Synthesis Based on Arylation Products of Unsaturated Compounds: XII. Reactions of 2-Aryl-1,4-benzoquinones with Dithiol Compounds by Obushak, N. D., Martyak, R. L., Matiichuk, V. S.

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Molecular design of pyrazolo[3,4-d]pyridazines by Matiichuk, V. S., Potopnyk, M. A., Obushak, N. D.

“…Reactions of arenediazonium chlorides with ethyl 2-methyl-and 2-chloro-4-oxobutanoates gave, respectively, ethyl 2-(arylhydrazono)propanoates and…”
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Synthesis of 1-(1-aryl-1H-1,2,3-triazol-4-yl)-β-carboline derivatives by Pohodylo, N. T., Matiichuk, V. S., Obushak, M. D.

“…Reaction of 5-methyl-1-aryl-1 H -1,2,3-triazole-4-carbocylic acid chlorides with tryptamine derivatives afforded substituted 1-aryl- N -[2-(1 H…”
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Synthesis and selected transformations of 1-(5-methyl-1-aryl-1H-1,2,3-triazol-4-yl)ethanones and 1-[4-(4-R-5-methyl-1H-1,2,3-triazol-1-yl)phenyl]ethanones by Pokhodylo, N. T., Savka, R. D., Matiichuk, V. S., Obushak, N. D.

“…By cycloaddition of arylazides to acetylacetone are obtained derivatives of 1,2,3-triazole. In the reaction of 1-[5-methyl-1-(R-phenyl)-1 H…”
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Synthesis of heterocycles from arylation products of unsaturated compounds: XVIII. 5-Arylfuran-2-carboxylic acids and their application in the synthesis of 1,2,4-thiadiazole, 1,3,4-oxadiazole, and [1,2,4]triazolo[3,4-b][1,3,4]thiadiazole derivatives by Gorak, Yu. I., Obushak, N. D., Matiichuk, V. S., Lytvyn, R. Z.

“…Arylation of furan-2-carboxylic acid or its methyl ester with arenediazonium chlorides in the presence of copper(II) chloride gave the corresponding…”
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