Fused Pyrimidine Systems: XVII. Imidazo- and Pyrimidopyrido[3,2-d]pyrimidin-4(3H)-ones von Dyachenko, I. V., Vas’kevich, R. I., Vas’kevich, A. I., Polovinko, V. V., Vovk, M. V.

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Convenient Synthesis of 5-Aryl-1-(1H-pyrazol-4-yl)pyrrolidin-2-ones von Danilyuk, I. Yu, Vas’kevich, R. I., Vovk, M. V.

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Electrophilic intramolecular cyclization of functional derivatives of unsaturated compounds: VIII. Cyclization of 4-aryl-N-(thiophen-3-yl)but-3-enamides by the action of polyphosph... von Danilyuk, I. Yu, Vas’kevich, R. I., Vas’kevich, A. I., Vovk, M. V.

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Synthesis of new imidazo[1,2-a]pyrazolo[4,3-e]pyrimidin-4(6H)-one derivatives by iodocyclization of 6-alkenyl(alkynyl)-aminopyrazolo[3,4-d]pyrimidin-4(5H)-ones von Bentya, A. V., Vas’kevich, R. I., Turov, A. V., Rusanov, E. B., Vovk, M. V., Staninets, V. I.

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Fused pyrimidine systems: XVI. Electrophilic intramolecular cyclization of 2-(alkenylsulfanyl)pteridin-4(3H)-ones von Dyachenko, I. V., Vas’kevich, R. I., Vas’kevich, A. I., Shishkina, S. V., Vovk, M. V.

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Regioselectivity of cyclization of 1-(6-methyl-5-oxo-2,5-dihydro-1,2,4-triazin-3-yl)-4-arylthiosemicarbazides by treating with methyl iodide and dicyclohexylcarbodiimide von Vas'kevich, R. I, Savitskii, P. V, Rusanov, E. B, Staninets, V. I

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Synthesis of arylamino-substituted pyrazolo[3,4-d][1,2,4]triazolo[4,3-a]pyrimidinones, pyrazolo[4,3-e][1,2,4]triazolo[4,3-a]pyrimidinones, and their thermal isomerization von Vas'kevich, R. I, Bentya, A. V, Staninets, V. I

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Fused pyrimidine systems: XIV. Reaction of 2-alkenyl(alkynyl)sulfanylpyrido[3,4-d]pyrimidin-4(3H)-ones with arylsulfanyl chlorides von Dyachenko, I. V., Vas’kevich, A. I., Vas’kevich, R. I., Vovk, M. V.

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Fused pyrimidine systems: XV. Intramolecular electrophilic cyclization of 2-allyl(propargyl, cinnamyl)amino-pyrido[2,3-d]pyrimidin-4(3H)-ones von Vas’kevich, R. I., Dyachenko, I. V., Vas’kevich, A. I., Rusanov, E. B., Vovk, M. V.

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Fused pyrimidine systems: XIII. Synthesis and some transformations of 1,3-thiazolo(thiazino)-fused pyrido[3,4-d]pyrimidines von Dyachenko, I. V., Vas’kevich, R. I., Vovk, M. V.

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Electrophilic intramolecular cyclization of functional dervatives of unsaturated compounds: VII. Synthesis of 5-arylsulfanyl-6-phenylpiperidin-2-ones in the absence of salt additiv... von Tsizorik, N. M., Vas’kevich, A. I., Vas’kevich, R. I., Vovk, M. V.

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Electrophilic heterocyclization of 6-alken(yn)ylsulfanyl-pyrazolo[3,4-d]pyrimidin-4(5H)-ones von Bentya, A. V., Vas’kevich, R. I., Bol’but, A. V., Vovk, M. V., Staninets, V. I., Turov, A. V., Rusanov, E. B.

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Reactions of 2-(2-propynylsulfanyl)-5,6,7,8-tetrahydrobenzo[b]thieno[2,3-d]pyrimidin-4(3H)-one with arylsulfenyl chlorides von Vas’kevich, A. I., Vas’kevich, R. I., Staninets, V. I., But, S. A., Chernega, A. N.

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Electrophilic intramolecular cyclization of functional derivatives of unsaturated compounds: V. Cyclization of anilides of styrylacetic acids in polyphosphoric acid von Vas’kevich, R. I., Vas’kevich, A. I., Daniluk, I. Yu, Vovk, M. V.

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Reaction of 1-hetaryl-4-phenylthiosemicarbazides with N,N′-dicyclohexylcarbodiimide von Vas'kevich, R. I, Savitskii, P. V, Zborovskii, Yu. L, Staninets, V. I

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Imidazo(pyrimidine)annelated pyrido[3,2-d]pyrimidine. the synthesis and prediction of the biological activity / I.V.Dyachenko, R.I.Vaskevich, A.I.Vaskevich, M.V.Vovk von Dyachenko, I. V., Vaskevich, R. I., Vaskevich, A. I., Vovk, M. V.

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Polycyclic systems with the pyridopyrimidine and pteridine nuclei von Dyachenko, I. V., Vaskevich, R. I., Vovk, M. V.

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Synthesis of 7-iodo(arylsulfanyl)methyl-7,8-dihydro-[1,3]thiazolo[2,3-i]purinium pentaiodide (perchlorates) and their transformation into 4-amino-5-(1,3-thiazol-2-yl)imidazole deri... von Vas’kevich, R. I., Vas’kevich, A. I., Rusanov, E. B., Staninets, V. I., Vovk, M. V.

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Reactions of 3-allyl-4-oxothieno[2,3-d]pyrimidin-2-yl disulfides with iodine von Nesterenko, A. M., Vas’kevich, R. I., Zborovskii, Yu. L., Staninets, V. I.

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Heterocyclizations of 1-(Benzothiazol-2-yl)-4-phenylthiosemicarbazide von Savitskii, P. V, Vas'kevich, R. I, Zborovskii, Yu. L, Staninets, V. I, But, S. A, Chernega, A. N

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