S 98 Synthesis of fluorinated furo- and pyrrolo[3,4-b]quinoxaline 4,9-dioxides [Electronic resource] / S. K. Kotovskaya, N. M. Perova, V. N. Charushin, O. N. Chupakhin // Mendeleev Communications. - 1999. - Vol. 9, N 2. - P76-77 Рубрики: ХИМИЧЕСКИЕ НАУКИ \\\\expert2\\nbo\\Mendeleev Communications\\1999, v.9, N 2. p.76.pdf |
O-57 One-step route to fluorinated furo[2,3-b]quinoxalines [Electronic resource] / V. N. Charushin, G. A. Mokrushina, G. M. Petrova, G. G. Alexandrov, O. N. Chupakhin, // Mendeleev Communications. - 1998. - Vol. 8, N 4. - P133-134 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: The reaction of 6,7-difluoro-1-ethylquinoxalinium salts with 2,4-pentandione, ethyl and bornyl acetoacetates and other beta-ceto esters results in the formation of 6,7-difluoro-3a,4,9,9a-tetrahydrofuro[2,3-b]quinoxalines \\\\expert2\\nbo\\Mendeleev Communications\\1998, v.8, N 4. p.133.pdf |
T 82 Transformations of 5-diazo derivatives of 1,3-dimethyl-6-hydrazinouracil - new synthetic approaches to novel pyrimidine-derivatives [Electronic resource] / Y. A. Azev, O. L. Guselnikova, O. N. Chupakhin // Mendeleev Communications. - 1994. - N 6. - P208-209 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: 1,3-Dimethyl-6-hydrazinouracil 1 gives hydrazones 2 with the corresponding aldehydes. Heating of 6-hydrazinouracil 1 in ethanol in the presence of hyrochloric acid results in the formation of N1, N2-bis(1,3-dimethyl-2,6-dioxopyrimid-4-yl)hydrazine 3, which gives the diazo derivative 4 on treatment with 2,4-diazido-6-cyanomethoxy-s-triazine in DMSO in the presence of triethylamine et room temperature |
R 30 Reaction of 6-nitro-1.2.4-triazolo[1.5-a]pyrimidines with benzylamine - an unusual synthesis of 1-hydroxymidazoles [Electronic resource] / V. L. Rusinov, M. N. Kushnir, O. N. Chupakhin, G. G. Alexandrov // Mendeleev Communications. - 1993. - N 5. - P213-214 . - ISSN 0959-9436 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: Heating of 5-methyl-6-nitro-7-p-N,N-dimethylaminophenyl)-1,2,4-triazolo[1,5-a]pyrimidines with benzylamine in ethanol or DMF leads to 1-hyroxy-2-phenyl-4-methyl-5-benylimino(p-N,N-dimethylaminophenyl)methylidinomidazole |
T 82 Transformation of azido derivatives of s-triazine into 1,2,4-triazolylaminotetrazoles [Electronic resource] / Y. A. Azev, I. P. Loginova, O. L. Guselnikova, S. V. Shorshnev, N. A. Klyuev, V. L. Rusinov, O. N. Chupakhin // Mendeleev Communications. - 1993. - N 2. - P49-50 . - ISSN 0959-9436 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: On heating 6-amino and 6-alkoxyderivatives of 2,4-diazido-s-triazine 1a-c with hydrazine or phenylhydrazine in ethanol the corresonding triazolylaminotetrazoles 2a-d are produced |
R 30 Reactions of N-aminoquinolones with ketones - a new approach to the synthesis of tricyclic 6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxilic acids [Electronic resource] / O. N. Chupakhin, Y. A. Azev, S. G. Alexeev, S. V. Shorshnev, E. Tsoi, V. N. Charushin // Mendeleev Communications. - 1992. - Vol. 2, N 4. - P151-153 . - ISSN 0959-9436 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: Reactions of 7-(X)-substituted ethyl 1-amino-4-oxo-1,4-dihydroquinoline-3-carboxilates (1a-c; X=F, Cl and 4-methylpiperazin-1-yl) with mono- and di-ketones have been studied. Treatment of 1a; X=F with cyclohexanone and cyclopentanone in acetic acid resulted in the corresponding azomethynes \\\\expert2\\nbo\\Mendeleev Communications\\1992, v.2, N 4. p.151.pdf |
О-42 1-Alkyl-1,2,4-triazinium ylides as 1,3-dipoles in a cycloaddition reaction with diethyl acetylenedicarboxylate [Electronic resource] / O. N. Chupakhin, B. V. Rudakov, S. G. Alexeev, S. V. Shorshnev, V. N. Charushin // Mendeleev Communications. - 1992. - N 3. - P85-86 . - ISSN 0959-9436 Рубрики: ХИМИЧЕСКИЕ НАУКИ Кл.слова (ненормированные): 1-АЛКИЛ-1.2.4-ТРИАЗИНИЛИДЫ -- ИЛИДЫ -- ДИПОЛИ -- 1.3-ДИПОЛИ -- ЦИКЛОПРИСОЕДИНЕНИЕ -- ДИЭТИЛАЦЕТИЛЕНДИКАРБОКСИЛАТ -- ДЕПРОТОНАЦИЯ -- 1-АЛКИЛ-5-ФЕНИЛ-1.2.4-ТРИАЗИНА СОЛИ -- триэтиламины -- АЗОМЕТИНИЛИДЫ -- ЦИКЛОПРИСОЕДИНЕНИЕ ДИПОЛЯРНОЕ -- ДИПОЛЯРНОЕ ЦИКЛОПРИСОЕДИНЕНИЕ -- ПИРРОЛО[2.1-F]1.2.4-ТРИАЗИНЫ -- СОЛИ -- ОРГАНИЧЕСКАЯ ХИМИЯ -- ХИМИЯ ОРГАНИЧЕСКАЯ Аннотация: Deprotonation of 1-alkyl-5-phenyl-1,2,4-triazinium salts by triathylamine results in the formation of azomethyne ylides which undergo a 1,3-dipolar cycloaddition reaction with diethyl acetylenedicarboxylate to yield pyrrolo[2,1-f]1,2,4-triazines |
A 10 Eine einstufige Synthese von Azolo-anellierten Derivaten des Pyrido[2,3-d]pyrimidins [Electronic resource] / O. N. Chupakhin, V. L. Rusinov, T. L. Pilicheva, A. A. Tumashov // Synthesis. - 1990. - N 8. - P713-717 Рубрики: ХИМИЧЕСКИЕ НАУКИ \\\\expert2\\nbo\\Synthesis\\1990, p.713.pdf |
A 10 A route to fluorocontaining 1,3-thiazolines via internal polyfluorooxiranes [Electronic resource] / L. V. Saloutina, A. Ya. Zapevalov, M. I. Kodess, V. I. Saloutin, O. N. Chupakhin // Mendeleev Communications. - 1999. - N 6. - P231-232 . - ISSN 0959-9436 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: The reaction of internal fluoroolefin oxides with thiourea results in 2-amino-5-fluoro-4-hydroxy-4,5-di(polyfluoroalkyl)-1,3-thiazolines, providing a route to an unknown type of fluorine-containing thiazolines with two fluoroalkyl substituents |
S 17 Saloutin, V. I. Transesterification of copper (II) beta-ketoesterates and acylpyruvates with borneol [Electronic resource] / V. I. Saloutin, P. N. Kondrat'ev, Z. E. Skryabina // Russian Chemical Bulletin (Translation of Izvestiya Akademii Nauk, Seriya Khimicheskaya). - 1993. - Vol. 42, N 5. - P858-860 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: Transesterification of copper (II) acetoacetates, copper (II) trifluoroacetoacetate, and copper (II) acylpyruvates with borneol gives the copper (II) chelates of the corresponding bornyl esters in 92-95% yelds \\EXPERT2\NBO\Russian Chemical Bulletin\1993, 42 (5), 858.pdf, \\\\expert2\\NBO\\Russian Chemical Bulletin\\1993, 42 (5), 858.pdf |
H 99 Interaction of fluorine-containing 1,3-dicarbonyl compounds with polyamines [Electronic resource] / V. I. Saloutin, Z. E. Skryabina, Ya. V. Burgart, S. V. Kiseleva // Russian Chemical Bulletin (Translation of Izvestiya Akademii Nauk, Seriya Khimicheskaya). - 1992. - Vol. 41, N 11. - P2046-2050 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: In the reaction of fluorinated copper (II) 1,3-diketonates with diethylenetriamine (or triethylenetetramine) in CHC13, N,N'-bis (1,3-aminovinylketones) are formed in 21-35% yields. Fluorine-containing 1,3-diketones and 1,3-ketoesters, upon interaction with polyamines without solvent, undergo acid cleavage, forming the corresponding amides \\\\Expert2\\nbo\\Russian Chemical Bulletin\\1992, 41 (11), 2046.pdf |
A 10 A new approach to the synthesis of fluorinated chromones [Electronic resource] / V. I. Saloutin, I. T. Bazyl, Z. E. Skryabina, V. M. Krokhalev, O. N. Chupakhin // Russian Chemical Bulletin (Translation of Izvestiya Akademii Nauk, Seriya Khimicheskaya). - 1992. - Vol. 41, N 9. - P1714-1715 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: The condensation of two molecules of ethyl pentafluorobenzoylacetate gives 1-oxo-3-penta fluorophenyl-1H-pyrano[4,3-b]6,7,8,9-tetrafluorochrome \\\\Expert2\\nbo\\Russian Chemical Bulletin\\1992, 41 (9), 1714.pdf |
L 79 Liquid-phase oxidation of anthracene by hydrogen-peroxide in the presence of heterogenized vanadyl acetylacetonate [Electronic resource] / S. Y. Men'shikov, A. V. Vurasko, L. A. Petrov, L. S. Molochnikov, A. A. Novoselova, Z. E. Skryabina, V. I. Saloutin // Russian Chemical Bulletin (Translation of Izvestiya Akademii Nauk, Seriya Khimicheskaya). - 1992. - Vol. 41, N 4. - P619-622 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: The synthesis of hetrogenized vanadyl acetylacetoonate was accomplished by alkylation of a chloromethylated styrene-divinylbenzene copolymer via activation by Co (II) complexes. The effect of heterogenization of the structure of the complexes and their catelytic properties in the peroxide oxidation of anthracene was investigated by kinetic studies and ERP spectroscopy \\\\Expert2\\nbo\\Russian Chemical Bulletin\\1992, 41 (4), 619.pdf |
H 99 Isomerisation of 1,1,2,3,3-pentafluoro-1,5-hexadiene upon reaction with fluoride ions - 1st example of sequential anionotropic and prototropic allylic rearrangements [Electronic resource] / T. I. Gorbunova, M. I. Kodess, T. G. Khonina, T. I. Filyakova, A. V. Podol'skii, V. I. Saloutin // Russian Chemical Bulletin (Translation of Izvestiya Akademii Nauk, Seriya Khimicheskaya). - 1992. - Vol. 41, N 2. - P320-323 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: Upon heating in DMF medium with KF and 18-crown-6,1,1,2,2,3-pentafluoro-1,5-hexadiene is converted to 4,5,6,6,6-pentafluoro-1,3-hexadiene and 1,1,1,2,3-pentafluoro-2,4-hexadiene \\\\Expert2\\nbo\\Russian Chemical Bulletin\\1992, 41 (2), 320-323.pdf |
B 96 Burgart, Ya. V. Template reactions of fluorine-containing 1.3-diketones with ethylenediamine [Electronic resource] / Ya. V. Burgart, Z. E. Skryabina, V. I. Saloutin // Russian Chemical Bulletin (Translation of Izvestiya Akademii Nauk, Seriya Khimicheskaya). - 1991. - Vol. 40, N 9. - P1849-1853 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: Depending on the nature of the dicarbonyl fragment, the ethylenediamine and its monoprotonated salts under mild conditions gives N,N'-ethylenebis(aminovinyl ketones) and/or 1,4-diazepines \\\\Expert2\\nbo\\Russian Chemical Bulletin\\1991, 40 (9), 1849.pdf |
T 44 Thermal-decomposition of peroxide derivatives of polyfluorinated beta-ketoesters [Electronic resource] / A. I. Rakhimov, V. V. Chapurkin, A. I. Valdman, D. I. Valdman, V. I. Saloutin, K. I. Pashkevich, S. L. Kokorin, Z. E. Skryabina, // Russian Chemical Bulletin (Translation of Izvestiya Akademii Nauk, Seriya Khimicheskaya). - 1990. - Vol. 39, N 7. - P1496-1499 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: The thermal flow microcalorimetric method was used to determine the kinetic parameters for the thermal decomposition of peroxide derivatives of polyfluorinated beta-ketoesters and the decomposition products were established \\\\Expert2\\nbo\\Russian Chemical Bulletin\\1990, 39 (7), 1496.pdf |
C 73 Conformational structure of esters of fluorinated acylpyruvic acids [Electronic resource] / P. N. Kondrat'ev, Z. E. Skryabina, V. I. Saloutin, M. N. Rudaya, T. A. Sinitsyna, K. I. Pashkevich // Russian Chemical Bulletin (Translation of Izvestiya Akademii Nauk, Seriya Khimicheskaya). - 1990. - Vol. 39, N 6. - P1273-1277 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: Esters of fluorinated acylpyruvic acids were obtined for the first time. PMR and IR spectroscopy, dipole moment measurements, and quantum chemical calculations showed that these compounds exist as equilibrium mixtures of E and Z enolic isomers \\\\Expert2\\nbo\\Russian Chemical Bulletin\\1990, 39 (6), 1273.pdf |
R 30 Reactions of copper (II) polyfluorinated beta-diketonates and beta-ketoesterates with hydrazines [Electronic resource] / P. N. Kondrat'ev, Z. E. Skryabina, V. I. Saloutin, K. I. Pashkevich, N. A. Klyuev, G. G. Alexandrov // Russian Chemical Bulletin (Translation of Izvestiya Akademii Nauk, Seriya Khimicheskaya). - 1990. - Vol. 39, N 3. - P561-565 Рубрики: ХИМИЧЕСКИЕ НАУКИ \\\\Expert2\\nbo\\Russian Chemical Bulletin\\1990, 39 (3), 561.pdf |
F 70 Fluoroalkyl-containing beta,beta-tricarbonyl compounds - tautomerism and reaction with N-nucleophiles [Electronic resource] / V. M. Krokhalev, V. I. Saloutin, A. D. Romas, B. A. Ershov, K. I. Pashkevich // Russian Chemical Bulletin (Translation of Izvestiya Akademii Nauk, Seriya Khimicheskaya). - 1990. - Vol. 39, N 2. - P316-322 Рубрики: ХИМИЧЕСКИЕ НАУКИ \\\\Expert2\\nbo\\Russian Chemical Bulletin\\1990, 39 (2), 316.pdf |
S 98 Synthesis of stereoisomers of 2,4-diaminoglutaric and 2,5-diaminoadipic acids [Electronic resource] / V. P. Krasnov, E. A. Zhdanova, M. A. Koroleva, I. M. Bukrina, M. I. Kodess, V. K. Kravtsov, V. N. Biyushkin // Russian Chemical Bulletin (Translation of Izvestiya Akademii Nauk, Seriya Khimicheskaya). - 1997. - Vol. 46, N 2. - P319-323 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: Stereoisomers of 2,4-diaminodlutaric and 2,5-diaminoadipic acids were synthesized from dlutamic and 2-aminoadipic acids, respectively. The stereochemistry of the products was established by IH NMR spectroscopy and X-ray analysis \\\\Expert2\\nbo\\Russian Chemical Bulletin\\1997, 46 (2), 319-323.pdf |