Search Results - "Rybalova, Tatjana V."
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Synthesis, antiulcerative, and anti-inflammatory activities of new campholenic derivatives-1,3-thiazolidin-4-ones, 1,3-thiazolidine-2,4-diones, and 1,3-thiazinan-4-ones
Published in Chemical papers (01-10-2021)“…In this paper, new thiazolidinones, thiazinanones, and thiazolidinediones based on a monoterpenoid (-)-campholenic aldehyde were synthesized and their…”
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A New Class of Enehydroxylamino Ketones − (R)-2-(1-Hydroxy-4,4,5,5-tetraalkylimidazolidin-2-ylidene)ethanones: Synthesis and Reactions
Published in European journal of organic chemistry (01-02-2004)“…Three approaches to the synthesis of (R)‐2‐(1‐hydroxy‐4,4,5,5‐tetraalkylimidazolidin‐2‐ylidene)ethanones 1 are described: (a) condensation of…”
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Heterocyclization Reaction of α-Imino Carbonyl Compounds − Derivatives of 2,5-Dihydro-1H-imidazole Nitroxides
Published in European journal of organic chemistry (14-11-2003)“…α‐Imino carbonyl compounds − derivatives of 3‐imidazoline nitroxides − were found to undergo heterocyclization reactions, yielding oxazole and 1,3,5‐triazine…”
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Transformations of perfluorinated 1-alkyl-, 1-phenyl- and 1,2-dialkylbenzocyclobutenes under the action of SiO2/SbF5
Published in Journal of fluorine chemistry (01-01-2013)“…[Display omitted] ► Rearrangements of perfluoroalkylbenzocyclobutenes in the reaction with SiO2/SbF5. ► Involvement of SiO2 in the four-membered ring cleavage…”
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Fluorinated dihydroindeno[2,1-c][1,2,6]thiadiazines: The first synthesis, structural characterization and reactivity
Published in Journal of fluorine chemistry (01-03-2012)“…[Display omitted] ► The first synthesis of fluorine-containing dihydroindeno[2,1-c][1,2,6]thiadiazines. ► Nontrivial chemical properties. ► Multinuclear NMR…”
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Expansion of the pentafluorobenzene ring of perfluoro-1,2-diethyl-1-phenylbenzocyclobutene under the action of SbF5
Published in Journal of fluorine chemistry (01-01-2008)Get full text
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Expansion of the pentafluorobenzene ring of perfluoro-1,2-diethyl-1-phenylbenzocyclobutene under the action of SbF 5
Published in Journal of fluorine chemistry (2008)“…Perfluoro-1,2-diethyl-1-phenylbenzocyclobutene under the action of SbF 5 gives, after treatment of the reaction mixture with water,…”
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The first synthesis and X-ray structures of polyfluorinated 1,2-, 2,3- and 2,4a-dihydro-1,3-diazafluorenes
Published in Journal of fluorine chemistry (01-07-2006)“…Acetic acid-catalyzed condensation of 2-amino-3-(1-imino-2,2,2-trifluoroethyl)-1,1,4,5,6,7-hexafluoroindene ( 1b) with acetone and cyclopentanone gives…”
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Oxygen replacement by fluorine in carbonyl derivatives of perfluoroaromatic compounds and isomerization of perfluoroindan-1,3-dione to perfluoro-3-methylenephthalide under the action of HF/SbF 5
Published in Journal of fluorine chemistry (2006)“…When acted upon by HF/SbF 5 at 95 °C, carbonyl groups of perfluorinated acetophenone ( 10), 3,4-dihydronaphthalen-1(2H)-one ( 8),…”
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Study of chiral β-enaminones prepared from pyrrolidine, cytisine, salsoline and 2-amino-1-(4-nitrophenyl)propane-1,3-diol: resolution of salsoline via diastereomeric modified carane-type β-enaminones
Published in Tetrahedron: asymmetry (17-01-2003)“…A series of novel optically active β-enaminones have been prepared regio- and stereoselectively from primary and secondary amines (pyrrolidine, cytisine…”
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1,3-Dipolar cycloaddition reaction of 4,5-dihydro-1 H -imidazole 3-oxides with alkynes
Published in Journal of heterocyclic chemistry (01-03-2006)Get full text
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Heterocyclization Reaction of α‐Imino Carbonyl Compounds − Derivatives of 2,5‐Dihydro‐1 H ‐imidazole Nitroxides
Published in European journal of organic chemistry (01-11-2003)“…α‐Imino carbonyl compounds − derivatives of 3‐imidazoline nitroxides − were found to undergo heterocyclization reactions, yielding oxazole and 1,3,5‐triazine…”
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1,3-Dipolar cycloaddition reaction of 4,5-dihydro-1H-imidazole 3-oxides with alkynes
Published in Journal of heterocyclic chemistry (01-03-2006)“…4,5‐Dihydro‐1H‐imidazole 3‐oxides bearing different substituents at positions 1 and 2 of the heterocycle were shown to react with a wide range of…”
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Syntheses and crystal structure of bridged Os3-clusters with chiral 3-carane-type ligands
Published in Journal of organometallic chemistry (05-06-2000)Get full text
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Novel optically active pyrazole ligands derived from (+)-3-carene
Published in Tetrahedron: asymmetry (13-11-2001)“…Reactions of chiral β-diketone with racemic hydrazines as well as reaction of chiral pyrazole with cyclohexene epoxide and trans-stilbene epoxide have been…”
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Syntheses and crystal structure of bridged Os 3-clusters with chiral 3-carane-type ligands
Published in Journal of organometallic chemistry (05-06-2000)“…Reaction of (μ-H) 2Os 3(CO) 10 cluster with (1 S,3 S,6 R)-3-dimethylaminocarane-4-one E-oxime results in loss of dimethylamino group and formation of (μ-H)Os…”
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