Search Results - "Nedolya, N. A."

Reactions of Acetylenic and Allenic Carbanions with Heterocumulenes: A Straightforward Route to Fundamental Heterocycles by Nedolya, N. A.

“…The review briefly describes the synthetic potential of acetylenic and allenic carbanion adducts with isothiocyanates and azatriene systems based thereon as…”
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Free Radical Hydrophosphorylation of Fluoroalkyl Vinyl Ethers: Synthesis of Fluoroalkyl Phosphonates by Oparina, L. A., Khil’ko, M. Ya, Kolyvanov, N. A., Gusarova, N. K., Nedolya, N. A., Saprygina, V. N., Apartsyn, K. A., Kireeva, V. V., Trofimov, B. A.

“…An effective method for the synthesis of dialkyl [2-(polyfluoroalkoxy)ethyl]phosphonates by free radical hydrophosphorylation of fluoroalkyl vinyl ethers with…”
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Mass Spectra of New Heterocycles: XXV. Electron Ionization Study of N-[5-Aminothiophen-2-yl]thioureas by Klyba, L. V., Sanzheeva, E. R., Nedolya, N. A., Tarasova, O. A.

“…The electron ionization mass spectra of previously unknown N -(5-aminothiophen-2-yl)thioureas obtained in one preparative step from propargylamines and…”
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Mass Spectra of New Heterocycles: XXVI. Electron Impact Ionization Study of N-(5-Amino­thiophen-2-yl)- and N-[2-(Methylsulfanyl)-1,3-thiazol-5-yl]­isothioureas by Klyba, L. V., Sanzheeva, E. R., Nedolya, N. A., Tarasova, O. A.

“…The behavior of a series of previously unknown N -(5-aminothiophen-2-yl)- and N -[2-(methyl­sulfanyl)-1,3-thiazol-5-yl]isothioureas under electron impact…”
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Mass Spectra of New Heterocycles: XXIV. Electron Impact and Chemical Ionization Study of Methyl N-[3-Alkoxy- and 3-(1H-Pyrrol-1-yl)thiophen-2-yl]carbamimidothioates by Klyba, L. V., Sanzheeva, E. R., Nedolya, N. A., Tarasova, O. A.

“…Previously unknown methyl N -(3-substituted thiophen-2-yl)carbamimidothioates were synthesized in one preparative step from hetero-substituted allenes…”
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Synthesis and Unexpected Transformation of 5-[(1,3-Dioxolan-2-ylmethyl)sulfanyl]-1H-pyrrol-2-amine into 5-{[2-(2-Hydroxyethoxy)ethenyl]sulfanyl}-1H-pyrrol-2-amine in the Presence of a Superbase by Nedolya, N. A., Tarasova, O. A., Albanov, A. I., Trofimov, B. A.

“…Successive one-pot reactions of monolithiated N , N -diethylprop-2-yn-1-amine with 2-(ethenyloxy)­ethyl isothiocyanate and 2-(bromomethyl)-1,3-dioxolane…”
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Mass Spectra of New Heterocycles: XXII. Electron Impact and Chemical Ionization of 1-Alkyl(cycloalkyl, alkoxyalkyl)-5-[(alkyl, allyl, benzyl)sulfanyl]-1H-pyrrol-2-amines by Klyba, L. V., Nedolya, N. A., Sanzheeva, E. R., Tarasova, O. A.

“…Fragmentation of 1-alkyl(cycloalkyl, alkoxyalkyl)-5-[(alkyl, allyl, benzyl)sulfanyl]-1 H -pyrrol-2-amines under electron impact (70 eV) and chemical ionization…”
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Reactions of Heterocumulenes with Organometallic Reagents: XXV. Quantum Chemical Study of the Substituent Effects in Alkyl [(Buta-2,3-dienimidoyl)sulfanyl]acetates on Their Cyclization to Thiophene Derivatives by Shagun, V. A., Nedolya, N. A.

“…Base-catalyzed low-temperature transformation of alkyl [(buta-2,3-dienimidoyl)sulfanyl]acetates [1-aza-1,3,4-trienes generated from lithiated alkoxy(or 1 H…”
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Low-Temperature Chemo- and Stereoselective [2+2]-Cyclodimerization of 5-Ethenylidene-4,5-dihydro-1,3-thiazole: An Approach to Unique Derivatives of 1,3-Bis(methylene)cyclobutane by Tarasova, O. A., Nedolya, N. A., Albanov, A. I., Trofimov, B. A.

“…An unusual [2+2]-cyclodimerization of 5-ethenylidene-4,5-dihydro-1,3-thiazole, obtained from lithiated methoxyallene, isopropyl isothiocyanate, and…”
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Mass Spectra of New Heterocycles: XXI. Study of Alkyl [(5-Amino-1H-pyrrol-2-yl)sulfanyl]acetates by Electron and Chemical Ionization Mass Spectrometry by Klyba, L. V., Nedolya, N. A., Sanzheeva, E. R., Tarasova, O. A.

“…The fragmentation of previously inaccessible alkyl [(5-amino-1 H -pyrrol-2-yl)sulfanyl]acetates under electron (70 eV) and chemical (reactant gas methane)…”
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One-Pot Synthesis of 1-(1-Alkoxyethoxy)allenes by Tarasova, O. A., Nedolya, N. A., Albanov, A. I.

“…A convenient one-pot procedure has been proposed for the preparation of 1-(1-alkoxyethoxy)allenes from alkoxyethenes and prop-2-yn-1-ol with the use of…”
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Mass Spectra of New Heterocycles: XIX. Electron Impact and Chemical Ionization Study of 2,7-Dihydrothiopyrano[2,3-b]pyrrol-6-amines by Klyba, L. V., Nedolya, N. A., Sanzheeva, E. R., Tarasova, O. A.

“…Fragmentation of N, N -dialkyl-7-[alkyl and 2-(vinyloxy)ethyl]-2,7-dihydrothiopyrano[2,3-b]pyrrol-6-amines under electron impact (70 eV) and chemical…”
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One-Pot Assembly of Alkyl [(5-Amino-1H-pyrrol-2-yl)sulfanyl]-acetates from Propargylamines, Isothiocyanates, and Alkyl Bromoacetates by Tarasova, O. A., Nedolya, N. A., Trofimov, B. A.

“…Methyl and tert -butyl 2-{[5-(diethylamino)-1-methyl-1 H -pyrrol-2-yl]sulfanyl|acetates have been synthesized in one preparative stage from accessible N , N…”
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Mass Spectra of New Heterocycles: XVIII. Electron Impact and Chemical Ionization Mass Spectra of Alkyl 5-Amino-3-methyl-4-(1H-pyrrol-1-yl)thiophene-2-carboxylates by Klyba, L. V., Nedolya, N. A., Sanzheeva, E. R., Tarasova, O. A.

“…Electron impact (70 eV) and chemical ionization (methane as reactant gas) mass spectra of alkyl 5-amino-3-methyl-4-(1 H -pyrrol-1-yl)thiophene-2-carboxylates…”
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Mass Spectra of New Heterocycles: XX. Electron Impact and Chemical Ionization Mass Spectra of 5-(Prop-2-yn-1-ylsulfanyl)-1H-pyrrol-2-amines by Klyba, L. V., Nedolya, N. A., Sanzheeva, E. R., Tarasova, O. A., Shagun, V. A.

“…Electron impact (70 eV) and chemical ionization (methane as reactant gas) mass spectra of 1-alkyl- and 1-[2-(vinyloxy)ethyl]-5-(prop-2-yn-1-ylsulfanyl)-1 H…”
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Synthesis of glycidyl propargyl ether by Tarasova, O. A., Nedolya, N. A., Trofimov, B. A.

“…Glycidyl propargyl ether was prepared in 80% yield from propargyl alcohol and epichlorohydrin in a superbasic suspension NaOH–DMSO…”
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Reactions of heterocumulenes with organometallic reagents: XXIV. Quantum-chemical study of the effect of the substituent nature at sulfur atom in buta-2,3-dienimidothioates on the direction of their structural transformations by Shagun, V. A., Nedolya, N. A., Tarasova, O. A.

“…Applying B3LYP/6-31G(d,p) method we have performed a quantum-chemical study of structural transformations of propargyl and acetyl…”
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Mass Spectra of New Heterocycles. XVII. Main Fragmentation Routes of Molecular Ions of 4-Alkoxy-5-amino-3-methylthiophene-2-carbonitriles under Electron and Chemical Ionization by Klyba, L. V., Nedolya, N. A., Sanzheeva, E. R., Tarasova, O. A.

“…For the first time decomposition was investigated of 4-alkoxy-5-amino-3-methylthiophene-2-carbonitriles under the conditions of electronic (70 eV) and chemical…”
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Transformations of 2-[(Methoxy-2-oxoethyl)sulfanyl]-5,6-dihydropyridine under Acid Catalysis: Unexpected Transition to Derivatives of 5,6-Dihydropyridin-2(1H)-one and 2,3,6,7-Tetrahydro-5H-[1,3]thiazolo[3,2-a]pyridine by Nedolya, N. A., Tarasova, O. A., Albanov, A. I., Trofimov, B. A.

“…Derivatives of 2,3,6,7-tetrahydro-5 H -[1,3]thiazolo[3,2- a ]pyridine and 5,6-dihydropyridin-2(1 H )-one were unexpectedly obtained at treating methyl…”
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Mass spectra of new heterocycles: XV. Fragmentation of 1-substituted 3-alkoxy-2-(propargylsulfanyl)- and 3-alkoxy-2-(allenylsulfanyl)-1H-pyrroles under electron impact by Klyba, L. V., Tarasova, O. A., Nedolya, N. A.

“…The electron impact mass spectra of 1-R-substituted 3-alkoxy-2-(propargylsulfanyl)- and 3-alkoxy-2-(allenylsulfanyl)-1 H -pyrroles (R = Me, i -Pr, s -Bu, Ph)…”
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