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 |
E 84 Ethyl cyanoacetate as 1,3-bifunctional reagent in the pyrimidine to pyridine ring transformations [Text] / O. N. Chupakhin, V. L. Rusinov, A. A. Tumashov, E. O. Sidorov, I. V. Karpin // Tetrahedron Letters. - 1992. - Vol. 33, N 25. - P3695-3696 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: By using of the double-labelled C(*)H(*)-CH2-COOEt compound it has been proved that transformation of 6-nitro-1,2,4-triazolo[1,5-a]pyrimidine into 2-triazolylamino-3-carbethoxy-5-nitropyridine proceeds with incorporation of the C-C-N fragment of ethyl cyanoacetate into the pyridine ring |
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 |
T 44 The Ritter reaction in the 5-cyano-1,2,4-triazine series [Electronic resource] / D. N. Kozhevnikov, T. V. Nikitina, V. L. Rusinov, O. N. Chupakhin // Mendeleev Communications. - 2000. - Vol. 10, N 3. - P117-118 . - ISSN 0959-9436 Рубрики: ХИМИЧЕСКИЕ НАУКИ |
R 30 Reactions of diazido derivatives of s-triazine with C-nucleofiles [Electronic resource] / Y. A. Azev, I. P. Loginova, O. L. Guselnikova, S. V. Shorshnev, V. L. Rusinov, O. N. Chupakhin // Mendeleev Communications. - 1994. - N 3. - P104-107 . - ISSN 0959-9436 Рубрики: ХИМИЧЕСКИЕ НАУКИ |
E 97 Extensive degradation of the heterocyclic system in the reaction of 1,2,4-triazolo[5,1-c]trazin-7(4H)-ones with resorcinol and its derivatives [Electronic resource] / D. N. Kozhevnikov, V. L. Rusinov, E. N. Ulomskii, O. N. Chupakhin, H. Neunhoeffer // Mendeleev Communications. - 1996. - N 4. - P152-153 . - ISSN 0959-9436 Рубрики: ХИМИЧЕСКИЕ НАУКИ |
A 10 A general method for the synthesis of 1,2,4-triazine-4-oxides [Electronic resource] / D. N. Kozhevnikov, V. N. Kozhevnikov, V. L. Rusinov, O. N. Chupakhin // Mendeleev Communications. - 1997. - N 6. - P238-239 . - ISSN 0959-9436 Рубрики: ХИМИЧЕСКИЕ НАУКИ |
N 91 Nucleophilic substitution of hydrogen in the reaction of 1,2,4-triazine-4-oxides with cyanides [Electronic resource] / O. N. Chupakhin, V. L. Rusinov, E. N. Ulomskii, D. N. Kozhevnikov, H. Neunhoeffer // Mendeleev Communications. - 1997. - N 2. - P66-67 . - ISSN 0959-9436 Рубрики: ХИМИЧЕСКИЕ НАУКИ |
S 81 Stable sigma-adducts of 6-phenyl-1,2,4-triazine 4-oxides with phenols [Electronic resource] / D. N. Kozhevnikov, E. N. Ulomskii, V. L. Rusinov, O. N. Chupakhin // Mendeleev Communications. - 1997. - N 3. - P116-117 . - ISSN 0959-9436 Рубрики: ХИМИЧЕСКИЕ НАУКИ |
A 10 A Simple Method for Amination of 1,2,4-triazin-3(2H)-ones [Text] : доклад, тезисы доклада / O. N. Chupakhin, T. L. Pilicheva, G. V. Zyryanov, I. N. Egorov, V. L. Rusinov // International Memorial I.Postovsky Conference on Organic Chemisty, Ekaterinburg, March 17-20, 1998 : program and abstracts. - Ekaterinburg, 1998. - P148 Рубрики: ХИМИЧЕСКИЕ НАУКИ |
H 62 Hetarylacetic Acids in the Synthesis of Heterocycles [Text] : доклад, тезисы доклада / O. N. Chupakhin, E. N. Ulomskii, S. L. Deev, V. L. Rusinov // International Memorial I.Postovsky Conference on Organic Chemisty, Ekaterinburg, March 17-20, 1998 : program and abstracts. - Ekaterinburg, 1998. - P137 Рубрики: ХИМИЧЕСКИЕ НАУКИ |
K 80 Kozhevnikov, D. N. Sigma-adducts of 1,2,4-triazine 4-oxides with Nucleophiles. I.Site Selectivity for the Addition Reaction Controlled by Strength of Acids [Text] : доклад, тезисы доклада / D. N. Kozhevnikov, O. N. Chupakhin, V. L. Rusinov // International Memorial I.Postovsky Conference on Organic Chemisty, Ekaterinburg, March 17-20, 1998 : program and abstracts. - Ekaterinburg, 1998. - P79 Рубрики: ХИМИЧЕСКИЕ НАУКИ |
S 59 Sigma-adducts of 1,2,4-triazine 4-oxides with Nucleophiles. II.Oxidation and Elimination as Two Pathways of sigma-adducts Aromatization [Text] : доклад, тезисы доклада / O. N. Chupakhin, I. S. Kovalev, D. N. Kozhevnikov, V. L. Rusinov // International Memorial I.Postovsky Conference on Organic Chemisty, Ekaterinburg, March 17-20, 1998 : program and abstracts. - Ekaterinburg, 1998. - P80 Рубрики: ХИМИЧЕСКИЕ НАУКИ |
О-42 1,2,4-triazinones in Interactions with C-nucleophiles [Text] : доклад, тезисы доклада / O. N. Chupakhin, G. V. Zyryanov, T. L. Pilicheva, V. L. Rusinov // International Memorial I.Postovsky Conference on Organic Chemisty, Ekaterinburg, March 17-20, 1998 : program and abstracts. - Ekaterinburg, 1998. - P149 Рубрики: ХИМИЧЕСКИЕ НАУКИ Кл.слова (ненормированные): 1.2.4-ТРИАЗИНОНЫ -- ВЗАИМОДЕЙСТВИЕ ХИМИЧЕСКОЕ -- ХИМИЧЕСКОЕ ВЗАИМОДЕЙСТВИЕ -- НУКЛЕОФИЛЫ -- C-НУКЛЕОФИЛЫ -- КОНФЕРЕНЦИИ -- ТЕЗИСЫ ДОКЛАДОВ -- ОРГАНИЧЕСКАЯ ХИМИЯ -- ХИМИЯ ОРГАНИЧЕСКАЯ |
S 59 Sigma-adducts of 1,2,4-triazine 4-oxides with Nucleophiles. IV.A Reversible Cleavage of the 1,2,4-Triazine Ring [Text] : доклад, тезисы доклада / V. N. Kozhevnikov, V. N. Kozhevnikov, V. L. Rusinov, O. N. Chupakhin, E. O. Sidorov, N. A. Klyuev // International Memorial I.Postovsky Conference on Organic Chemisty, Ekaterinburg, March 17-20, 1998 : program and abstracts. - Ekaterinburg, 1998. - P82 Рубрики: ХИМИЧЕСКИЕ НАУКИ |
R 30 Reactions of 1,2,4-triazin-5(2H)-ones with phenols and aromatic-amines [Text] / O. N. Chupakhin, V. L. Rusinov, D. G. Beresnev, H. Neunhoeffer // Journal of Heterocyclic Chemistry. - 1997. - Vol. 34, N 2. - P573-578 Рубрики: ХИМИЧЕСКИЕ НАУКИ \\\\Expert2\\nbo\\Journal of Heterocyclic Chemistry\\1997.v.34, p.573.Chupakhin.pdf |
N 91 Nucleophilic Substitution of the Cyano Group in 1,2,4-triazines [Text] : доклад, тезисы доклада / O. N. Chupakhin, I. S. Kovalev, V. N. Kozhevnikov, D. N. Kozhevnikov, V. L. Rusinov // International Memorial I.Postovsky Conference on Organic Chemisty, Ekaterinburg, March 17-20, 1998 : program and abstracts. - Ekaterinburg, 1998. - P78 Рубрики: ХИМИЧЕСКИЕ НАУКИ |
R 95 Rusinov, V. L. Transformations of nitropyrimidines by action of C-nucleophiles [Text] / V. L. Rusinov, O. N. Chupakhin, der Plas H. C. Van // Heterocycles. - 1995. - Vol. 40, N 1. - P441-475 Рубрики: ХИМИЧЕСКИЕ НАУКИ |
R 35 Regiospecific cleavage of a triazole or pyrimidine ring in nitrotriazolo[1,5-a]pyrimidones [Electronic resource] / V. V. Voronin, E. N. Ulomskii, V. L. Rusinov, O. N. Chupakhin // Mendeleev Communications. - 1999. - Vol. 9, N 5. - P200-201 . - ISSN 0959-9436 Рубрики: ХИМИЧЕСКИЕ НАУКИ |