1 - 100 out of 728Page size: 100
  1. 1975

  2. INTERACTION OF ACRIDINIUM SALTS WITH PHENYLHYDRAZONES AND PHENYLHYDRAZIDES

    Chupakhin, O. N., Postovskii, I. Y., Rusinov, V. L. & Charushin, V. N., 1975, In: Khimiya geterotsiklicheskikh soedinenii. 3, p. 387-391 5 p.

    Research output: Contribution to journal › Article › peer-review

  3. UNUSUAL REACTION OF ACRIDINE METHIODIDE - SYNTHESIS OF TRIIODIDES AT INTERACTION WITH DIALKYLANILINES

    Chupakhin, O. N., Charushin, V. N. & Postovskii, I. Y., 1975, In: Khimiya geterotsiklicheskikh soedinenii. 11, p. 1578-1579 2 p.

    Research output: Contribution to journal › Letter › peer-review

  4. Unusual reaction of acridinium methiodide formation of triiodides on reaction with dialkylanilines

    Chupakhin, O. N., Charushin, V. N. & Postovskii, I. Y., 1 Nov 1975, In: Chemistry of Heterocyclic Compounds. 11, 11, 1 p.

    Research output: Contribution to journal › Letter › peer-review

  5. 1976

  6. INTERACTION OF PYRIDO[2,3-B]PYRAZINE SALTS WITH NUCLEOPHILES

    Charushin, V. N., Chupakhin, O. N. & Postovskii, I. Y., 1976, In: Khimiya geterotsiklicheskikh soedinenii. 8, p. 1146-1147 2 p.

    Research output: Contribution to journal › Letter › peer-review

  7. MECHANISM OF HYDROGEN NUCLEOPHILIC-SUBSTITUTION - ELECTRON-TRANSFER IN REACTION OF OXIDATION OF SUBSTITUTED 9,10-DIHYDROACRIDINES

    Sosonkin, I. M., Subbotin, V. A., Charushin, V. N. & Chupakhin, O. N., 1976, In: Doklady akademii nauk sssr. 229, 4, p. 888-891 4 p.

    Research output: Contribution to journal › Article › peer-review

  8. NUCLEOPHILIC-SUBSTITUTION OF HYDROGEN IN AZINIUM CATIONS - NEW PRODUCTS OF N-METHYLACRIDINIUM IODIDE REACTION WITH DIALKYLANILINES

    Chupakhin, O. N., Charushin, V. N. & Postovskii, I. Y., 1976, In: Журнал органической химии. 12, 7, p. 1553-1557 5 p.

    Research output: Contribution to journal › Article › peer-review

  9. 1977

  10. MECHANISM OF NUCLEOPHILIC-SUBSTITUTION OF HYDROGEN IN AZINES .4. ROLE OF ONE-ELECTRON TRANSFER IN REACTIONS WITH ARYLAMINES

    Chupakhin, O. N., Charushin, V. N., Sosonkin, I. M., Kovalev, E. G., Kalb, G. L. & Postovskii, I. Y., 1977, In: Khimiya geterotsiklicheskikh soedinenii. 5, p. 690-694 5 p.

    Research output: Contribution to journal › Article › peer-review

  11. POLAROGRAPHY OF 9-(4-AMINOPHENYL)-ACRIDINE AND ITS DERIVATIVES

    Shimanskaya, N. P., Kotok, L. A., Alekhina, T. F., Bezuglyi, V. D., Charushin, V. N. & Chupakhin, O. N., 1977, In: Журнал общей химии. 47, 5, p. 1155-1158 4 p.

    Research output: Contribution to journal › Article › peer-review

  12. Reaction of pyrido [2,3-b]pyrazine salts with nucleophiles

    Charushin, V. N., Chupakhin, O. N. & Postovskii, I. Y., 1 Jan 1977, In: Chemistry of Heterocyclic Compounds. 12, 8, 1 p.

    Research output: Contribution to journal › Letter › peer-review

  13. Mechanism of nucleophilic substitution of hydrogen in azines IV. Role of one-electron transfer in reactions with arylamines

    Chupakhin, O. N., Charushin, V. N., Sosonkin, I. M., Kovalev, E. G., Kalb, G. L. & Postovskii, I. Y., 1 May 1977, In: Chemistry of Heterocyclic Compounds. 13, 5, p. 562-566 5 p.

    Research output: Contribution to journal › Article › peer-review

  14. 1978

  15. IPSO-SUBSTITUTION IN ARYLAMINES BY HETEROAROMATIC CATION

    Chupakhin, O. N., Charushin, V. N. & Sidorov, E. O., 1978, In: Doklady akademii nauk sssr. 239, 3, p. 614-616 3 p.

    Research output: Contribution to journal › Article › peer-review

  16. MECHANISM OF NUCLEOPHILIC-SUBSTITUTION OF HYDROGEN IN AZINES .6. INTERMEDIATE PRODUCTS IN REACTIONS OF ACRIDINIUM CATIONS WITH ARYLAMINES

    Charushin, V. N., Chupakhin, O. N., Sidorov, E. O. & Beilis, Y. I., 1978, In: Журнал органической химии. 14, 1, p. 140-146 7 p.

    Research output: Contribution to journal › Article › peer-review

  17. NUCLEOPHILIC-SUBSTITUTION OF HYDROGEN IN AZINES .7. REACTION OF PYRIDO[2,3-B] PYRAZINES WITH NUCLEOPHILES

    Chupakhin, O. N., Charushin, V. N., Postovskii, I. Y., Klyuev, N. A. & Istratov, E. N., 1978, In: Журнал органической химии. 14, 2, p. 431-439 9 p.

    Research output: Contribution to journal › Article › peer-review

  18. 1979

  19. CYCLIC ADDUCTS IN THE REACTION BETWEEN QUINOXALINES AND ENAMINES

    Charushin, V. N., Postovskii, I. Y. & Chupakhin, O. N., 1979, In: Doklady akademii nauk sssr. 246, 2, p. 351-355 5 p.

    Research output: Contribution to journal › Article › peer-review

  20. INVESTIGATION OF PSYCHOTROPIC ACTIVITY OF DIHYDROACRIDINES

    Zaks, A. S., Kapitonenko, T. A., Charushin, V. N., Shilov, G. V. & Chupakhin, O. N., 1979, In: Химико-фармацевтический журнал. 13, 10, p. 48-52 5 p.

    Research output: Contribution to journal › Article › peer-review

  21. MECHANISM FOR NUCLEOPHILIC-SUBSTITUTION OF HYDROGEN IN AZINES .8. REACTION-KINETICS OF ACRIDINIUM CATION WITH ORTHO-TOLUIDINE

    Chupakhin, O. N., Sidorov, E. O. & Charushin, V. N., 1979, In: Журнал органической химии. 15, 1, p. 117-121 5 p.

    Research output: Contribution to journal › Article › peer-review

  22. NUCLEOPHILIC-SUBSTITUTION OF HYDROGEN IN AZINES .9. DUAL REACTIVITY OF AROMATIC-AMINES IN REACTIONS WITH HETEROAROMATIC ACRIDINIUM CATION

    Chupakhin, O. N., Charushin, V. N., Sidorov, E. O. & Rusinov, G. L., 1979, In: Журнал органической химии. 15, 1, p. 206-214 9 p.

    Research output: Contribution to journal › Article › peer-review

  23. REACTIONS OF N-ALKYLAZINIUM CATIONS - INTERACTION OF ACRIDINIUM SALTS WITH ENAMINES

    Chupakhin, O. N., Charushin, V. N. & Sidorov, E. O., 1979, In: Khimiya geterotsiklicheskikh soedinenii. 5, p. 666-669 4 p.

    Research output: Contribution to journal › Article › peer-review

  24. Reactions of N-alkylazinium cations. Reaction of acridinium salts with enamines

    Chupakhin, O. N., Charushin, V. N. & Sidorov, E. O., 1 May 1979, In: Chemistry of Heterocyclic Compounds. 15, 5, p. 541-544 4 p.

    Research output: Contribution to journal › Article › peer-review

  25. 1980

  26. REACTIONS OF AZINES AND AZINONES WITH ENAMINES - CYCLIZATION RESULTING FROM ORTHOBONDING OF HETEROAROMATIC SYSTEM IN REACTION WITH QUINOXALINE DERIVATIVES

    Chupakhin, O. N., Charushin, V. N. & Shnurov, Y. V., 1980, In: Журнал органической химии. 16, 5, p. 1064-1071 8 p.

    Research output: Contribution to journal › Article › peer-review

  27. Investigation of the psychotropic activity of dihydroacridines

    Saks, A. S., Kapitonenko, T. A., Charushin, V. N., Chupakhin, O. N. & Shilov, V. I., 1 Jan 1980, In: Pharmaceutical Chemistry Journal. 13, 10, p. 1037-1040 4 p.

    Research output: Contribution to journal › Article › peer-review

  28. 1981

  29. [3-+2]POLAR CYCLOADDITION OF IMINOESTERS TO THE QUINOXALINIUM CATION - ONE-STAGE APPROACH TO PYRROLO[2,3-B]-QUINOXALINES

    Chupakhin, O. N., Charushin, V. N. & Naumova, L. M., 1981, In: Khimiya geterotsiklicheskikh soedinenii. 6, p. 843-843 1 p.

    Research output: Contribution to journal › Letter › peer-review

  30. A NEW CASE OF ANIONIC CYCLOADDITION - CYCLIZATIONS OF CH-ACTIVE IMINOESTERS WITH QUINOXALINIUM SALTS

    Chupakhin, O. N., Charushin, V. N., Naumova, L. M. & Rezvukhin, A. I., 1981, In: Doklady akademii nauk sssr. 261, 2, p. 384-388 5 p.

    Research output: Contribution to journal › Article › peer-review

  31. CYCLIZATION OF ALKYLAZINIUM CATIONS WITH BISNUCLEOPHILES .5. CYCLIC ADDUCTS AND RECYCLIZATION PRODUCTS IN THE REACTIONS OF BENZODIAZINIUM CATIONS WITH IMINOESTERS

    Chupakhin, O. N., Charushin, V. N., Naumova, L. M., Rezvukhin, A. I. & Klyuev, N. A., 1981, In: Khimiya geterotsiklicheskikh soedinenii. 11, p. 1549-1553 5 p.

    Research output: Contribution to journal › Article › peer-review

  32. CYCLIZATION OF N-ALKYLAZINIUM CATIONS WITH BISNUCLEOPHILES .4. REGIOSPECIFICITY AND STEREOSPECIFICITY OF REACTIONS OF BETA-DIKETONES WITH QUINOXALINIUM SALTS, WITH THEIR AXAANALOGS AND BENZOANALOGS

    Charushin, V. N., Ponizovskii, M. G., Chupakhin, O. N., Rezvukhin, A. I., Petrova, G. M. & Efremov, Y. A., 1981, In: Khimiya geterotsiklicheskikh soedinenii. 11, p. 1543-1548 6 p.

    Research output: Contribution to journal › Article › peer-review

  33. CYCLIZATIONS OF N-ALKYLAZINIUM CATIONS WITH BIS-NUCLEOPHILES .2. ONE-STEP ROUTE TO FURO[2,3-B] QUINOXALINES

    Charushin, V. N., Chupakhin, O. N. & Rezvukhin, A. I., 1981, In: Heterocycles. 16, 2, p. 195-198 4 p.

    Research output: Contribution to journal › Article › peer-review

  34. CYCLIZATIONS OF N-ALKYLAZINIUM CATIONS WITH BISNUCLEOPHILES .3. ENDO-ADDUCTS IN THE REACTION OF QUINOXALINIUM SALTS WITH BETA-DIKETONES, AND THEIR X-RAY-DIFFRACTION STUDY

    Chupakhin, O. N., Charushin, V. N., Klyuev, N. A., Rezvukhin, A. I. & Semion, V. A., 1981, In: Khimiya geterotsiklicheskikh soedinenii. 10, p. 1392-1398 7 p.

    Research output: Contribution to journal › Article › peer-review

  35. ELECTRO-CHEMICAL-SIMULATION OF DEHYDRATION OF HETEROCYCLES - OXIDATION OF 3,4-DIHYDROQUINOXALINE-2-ONE DERIVATIVES

    Sosonkin, I. M., Strogov, G. N., Charushin, V. N. & Chupakhin, O. N., 1981, In: Khimiya geterotsiklicheskikh soedinenii. 2, p. 261-263 3 p.

    Research output: Contribution to journal › Article › peer-review

  36. REACTIONS OF N-ALKYLAZINIUM CATIONS .2. INTERACTION OF QUINOXALINIUM SALTS WITH MALONODINITRILE AND CYANACETIC ESTER

    Charushin, V. N., Chupakhin, O. N., Petrova, G. M., Sidorov, E. O., Klyuev, N. A. & Egorova, L. G., 1981, In: Khimiya geterotsiklicheskikh soedinenii. 2, p. 255-260 6 p.

    Research output: Contribution to journal › Article › peer-review

  37. Electrochemical modeling of the dehydrogenation of heterocycles. Oxidation of 3,4-dihydro-2-quinoxalinone derivatives

    Sosonkin, I. M., Charushin, V. N., Chupakhin, O. N. & Strogov, G. N., 1 Feb 1981, In: Chemistry of Heterocyclic Compounds. 17, 2, p. 195-197 3 p.

    Research output: Contribution to journal › Article › peer-review

  38. Reactions of N-alkylazinium cations. 2. Reaction of quinoxalinium salts with malonodinitrile and cyanoacetic ester

    Charushin, V. N., Chupakhin, O. N., Petrova, G. M., Sidorov, E. O., Klyuev, N. A. & Egorova, L. G., 1 Feb 1981, In: Chemistry of Heterocyclic Compounds. 17, 2, p. 189-194 6 p.

    Research output: Contribution to journal › Article › peer-review

  39. Cyclization of N-alkylazinium cations with bisnucleophiles. 3. endo adducts in the reaction of quinoxalium salts with β-diketones and their x-ray diffraction analysis

    Chupakhin, O. N., Charushin, V. N., Klyuev, N. A., Rezvukhin, A. I. & Semion, V. A., 1 Oct 1981, In: Chemistry of Heterocyclic Compounds. 17, 10, p. 1046-1052 7 p.

    Research output: Contribution to journal › Article › peer-review

  40. Cyclization of n-alkylazinium cations with bisnucleophiles. 4. Regio- and stereospecificity of the reactions of β-diketones with quinoxalinium salts and their aza and benzo analogs

    Charushin, V. N., Ponizovskii, M. G., Chupakhin, O. N., Rezvukhin, A. I., Petrova, G. M. & Efremov, Y. A., 1 Nov 1981, In: Chemistry of Heterocyclic Compounds. 17, 11, p. 1129-1134 6 p.

    Research output: Contribution to journal › Article › peer-review

  41. Cyclization of n-alkylazinium cations with bisnucleophiles. 5. Cyclic adducts and recyclization products in the reactions of benzodiazinium cations with imido esters

    Chupakhin, O. N., Charushin, V. N., Klyuev, N. A., Naumova, L. M. & Rezvukhin, A. I., 1 Nov 1981, In: Chemistry of Heterocyclic Compounds. 17, 11, p. 1134-1138 5 p.

    Research output: Contribution to journal › Article › peer-review

  42. 1982

  43. CYCLIZATIONS OF N-ALKYLAZINIUM CATIONS WITH BISNUCLEOPHILS .6. CYCLO-ELIMINATION OF TETRAHYDRO-ENDO-FURO[2,3-B]-QUINOXALINES WHICH LEADS TO 2,3-DISUBSTITUTED TETRAHYDROQUINOXALINES

    Ponizovskii, M. G., Chupakhin, O. N., Charushin, V. N. & Aleksandrov, G. G., 1982, In: Khimiya geterotsiklicheskikh soedinenii. 10, p. 1410-1416 7 p.

    Research output: Contribution to journal › Article › peer-review

  44. REACTION BETWEEN THE TELLURIUM(IV) BROMIDE COMPLEX AND ACRIDINE

    Skripchuk, V. G., Chupakhin, O. N., Charushin, V. N. & Ostyakova, N. I., 1982, In: Journal of Analytical Chemistry of the USSR. 37, 1, p. 41-43 3 p.

    Research output: Contribution to journal › Article › peer-review

  45. SYNTHESIS OF PYRIDO(2,3-B)PYRAZINES AND STUDIES OF THEIR ANTI-TUMOR ACTIVITY

    Postovskii, I. Y., Charushin, V. N., Mokrushina, G. A., Kotovskaya, S. K., Barybin, A. S., Chupakhin, O. N. & Chernyshev, A. I., 1982, In: Химико-фармацевтический журнал. 16, 11, p. 1329-1332 4 p.

    Research output: Contribution to journal › Article › peer-review

  46. Cyclization of N-alkylazinium cations with bisnucleophiles. 6. Cycloelimination of tetrahydro-endo-furo[2,3-b]quinoxalines leading to 2,3-disubstituted tetrahydroquinoxalines

    Ponizovskii, M. G., Chupakhin, O. N., Charushin, V. N. & Aleksandrov, G. G., 1 Oct 1982, In: Chemistry of Heterocyclic Compounds. 18, 10, p. 1098-1103 6 p.

    Research output: Contribution to journal › Article › peer-review

  47. Synthesis and antitumor action of some pyrido[2,3-b]pyrazines

    Postovskii, I. Y., Charushin, V. N., Mokrushina, G. A., Kotovskaya, S. K., Barybin, A. S., Chupakhin, O. N. & Chernyshev, A. I., 1 Nov 1982, In: Pharmaceutical Chemistry Journal. 16, 11, p. 824-826 3 p.

    Research output: Contribution to journal › Article › peer-review

  48. 1983

  49. CYCLIZATIONS OF N-ALKYLAZINIUM CATIONS WITH BISNUCLEOPHILES .7. REACTIONS OF QUINOXALINIUM SALTS WITH ALPHA-SUBSTITUTED ACETAMIDES

    Charushin, V. N., Naumova, L. M., Izmailova, G. G. & Chupakhin, O. N., 1983, In: Khimiya geterotsiklicheskikh soedinenii. 8, p. 1120-1124 5 p.

    Research output: Contribution to journal › Article › peer-review

  50. CYCLIZATIONS OF N-ALKYLAZINIUM CATIONS WITH BISNUCLEOPHILES .8. ANNELATION OF IMIDAZOLE CYCLE TO PYRAZINES AND QUINOXALINES

    Charushin, V. N., Baklykov, V. G., Chupakhin, O. N., Vereshchagina, N. N., Naumova, L. M. & Sorokin, N. N., 1983, In: Khimiya geterotsiklicheskikh soedinenii. 12, p. 1684-1688 5 p.

    Research output: Contribution to journal › Article › peer-review

  51. Ring transformations in reactions of heterocyclic compounds with nucleophiles. The conversion of 5‐nitropyrimidine into pyridine derivatives by CH‐acitve nitriles

    Charushin, V. N. & van der Plas, H. C., 1 Jan 1983, In: Recueil des Travaux Chimiques des Pays-Bas-Journal of the Royal Netherlands. 102, 7-8, p. 373-377 5 p.

    Research output: Contribution to journal › Article › peer-review

  52. Cyclization of N-alkylazinium cations with bisnucleophiles. 7. Reactions of quinoxalinium salts with α-substituted acetamides

    Charushin, V. N., Naumova, L. M., Izmailova, G. G. & Chupakhin, O. N., 1 Aug 1983, In: Chemistry of Heterocyclic Compounds. 19, 8, p. 901-905 5 p.

    Research output: Contribution to journal › Article › peer-review

  53. Cyclization of N-alkylazinium cations with binucleophiles. 8. Annellation of the imidazole ring with pyrazines and quinoxalines

    Charushin, V. N., Baklykov, V. G., Chupakhin, O. N., Vereshchagina, N. N., Naumova, L. M. & Sorokin, N. N., 1 Dec 1983, In: Chemistry of Heterocyclic Compounds. 19, 12, p. 1333-1338 6 p.

    Research output: Contribution to journal › Article › peer-review

  54. 1984

  55. CYCLIZATION OF N-ALKYLAZINE CATIONS WITH BIFUNCTIONAL NUCLEOPHILES .10. ISOMERIC THIAZOLO(4,5-B)-QUINOXALINES IN THE REACTIONS OF N-METHYLQUINOXALINIUM WITH DITHIOCARBAMATES

    Charushin, V. N., Baklykov, V. G., Chupakhin, O. N., Petrova, G. M. & Sidorov, E. O., 1984, In: Khimiya geterotsiklicheskikh soedinenii. 5, p. 680-685 6 p.

    Research output: Contribution to journal › Article › peer-review

  56. CYCLIZATION OF N-ALKYLAZINE CATIONS WITH BIFUNCTIONAL NUCLEOPHILES .11. THE REACTION OF QUINOXALINE SALTS WITH THIOAMIDES - A SIMPLE METHOD FOR THE PREPARATION OF HYDROGENATED THIAZOLO(4,5-B)QUINOXALINES

    Baklykov, V. G., Charushin, V. N., Chupakhin, O. N. & Drozd, V. N., 1984, In: Khimiya geterotsiklicheskikh soedinenii. 5, p. 686-690 5 p.

    Research output: Contribution to journal › Article › peer-review

  57. CYCLIZATION OF N-ALKYLAZINE CATIONS WITH BIFUNCTIONAL NUCLEOPHILES .13. DIRECT ANNELATION OF TRIAZINE CYCLE TO PYRAZINE - SYNTHESIS OF 1,2,4-TRIAZINO[5,6-B]QUINOXALINE DERIVATIVES

    Charushin, V. N., Baklykov, V. G., Chupakhin, O. N. & Naumova, L. M., 1984, In: Khimiya geterotsiklicheskikh soedinenii. 9, p. 1284-1285 2 p.

    Research output: Contribution to journal › Letter › peer-review

  58. CYCLIZATION OF N-ALKYLAZINE CATIONS WITH BISNUCLEOPHILES .12. DIRECT ANNELATION OF 6-MEMBERED HETEROCYCLES TO THE QUINOXALINE NUCLEUS

    Chupakhin, O. N., Charushin, V. N., Ponizovskii, M. G. & Naumova, L. M., 1984, In: Khimiya geterotsiklicheskikh soedinenii. 5, p. 706-707 2 p.

    Research output: Contribution to journal › Letter › peer-review

  59. TRANSFORMATION OF AZINES UNDER 1,3-BIFUNCTIONAL NUCLEOPHILES

    Charushin, V. N. & Chupakhin, O. N., 1984, In: Uspekhi Khimii. 53, 10, p. 1648-1674 27 p.

    Research output: Contribution to journal › Review article › peer-review

  60. Application of 1H and 13C NMR to the structural elucidation of tetrahydroquinoxalines condensed with five‐membered heterocycles

    Charushin, V. N., Chernyshev, A. I., Sorokin, N. N. & Chupakhin, O. N., 1 Jan 1984, In: Organic Magnetic Resonance. 22, 12, p. 775-778 4 p.

    Research output: Contribution to journal › Article › peer-review

  61. Cyclization of N-alkylazinium cations with bifunctional nucleophiles. 10. Isomeric thiazolo[4,5-b]quinoxalines in reactions of N-methylquinoxalinium ions with dithiocarbamates

    Charushin, V. N., Baklykov, V. G., Chupakhin, O. N., Petrova, G. M. & Sidorov, E. O., 1 May 1984, In: Chemistry of Heterocyclic Compounds. 20, 5, p. 549-554 6 p.

    Research output: Contribution to journal › Article › peer-review

  62. Cyclization of N-alkylazinium cations with bifunctional nucleophiles. 11. Reactions of quinoxalinium salts with thioamides - Simple method for the synthesis of hydrogenated thiazolo[4,5-b]quinoxalines

    Baklykov, V. G., Charushin, V. N., Chupakhin, O. N. & Drozd, V. N., 1 May 1984, In: Chemistry of Heterocyclic Compounds. 20, 5, p. 554-558 5 p.

    Research output: Contribution to journal › Article › peer-review

  63. Direct annelation of six-membered heterocycles with a quinoxaline ring

    Chupakhin, O. N., Charushin, V. N., Ponizovskii, M. G. & Naumova, L. M., 1 May 1984, In: Chemistry of Heterocyclic Compounds. 20, 5, p. 575-576 2 p.

    Research output: Contribution to journal › Letter › peer-review

  64. Direct fusion of a triazine to a pyrazine ring. Synthesis of derivatives of [1,2,4]triazino[5,6-b]quinoxaline

    Charushin, V. N., Baklykov, V. G., Chupakhin, O. N. & Naumova, L. M., 1 Sept 1984, In: Chemistry of Heterocyclic Compounds. 20, 9, p. 1057-1058 2 p.

    Research output: Contribution to journal › Letter › peer-review

  65. The reactions of azines on treatment with 1,3-bifunctional nucleophiles

    Charushin, V. N. & Chupakhin, O. N., 31 Oct 1984, In: Russian Chemical Reviews. 53, 10, p. 956-970 15 p.

    Research output: Contribution to journal › Article › peer-review

  66. 1985

  67. CYCLIZATION OF N-ALKYLAZINE CATIONS WITH BIFUNCTIONAL NUCLEOPHILES .14. REACTION OF QUINOXALINE SALTS WITH MONO-DISUBSTITUTED AND N,N'-DISUBSTITUTED AMIDINES

    Naumova, L. M., Charushin, V. N., Chupakhin, O. N. & Izmailova, G. G., 1985, In: Khimiya geterotsiklicheskikh soedinenii. 3, p. 390-395 6 p.

    Research output: Contribution to journal › Article › peer-review

  68. CYCLIZATION OF N-ALKYLAZINE CATIONS WITH BIFUNCTIONAL NUCLEOPHILES .15. ISOMERIZATION OF THIAZOLO[4,5-B]QUINOXALINES IN THE PRESENCE OF ACIDS

    Charushin, V. N., Baklykov, V. G., Chupakhin, O. N. & Drozd, V. N., 1985, In: Khimiya geterotsiklicheskikh soedinenii. 3, p. 396-403 8 p.

    Research output: Contribution to journal › Article › peer-review

  69. CYCLIZATION OF N-ALKYLAZINE CATIONS WITH BIFUNCTIONAL NUCLEOPHILES .16. SIGMA-ADDUCTS OF QUINOXALINIUM SALTS WITH AMINES, ALCOHOLS AND ENOLATES AND THEIR PART IN CYCLIZATIONS BY BETA-DICARBONYLIC COMPOUNDS

    Charushin, V. N., Ponizovskii, M. G., Chupakhin, O. N., Sidorov, E. O. & Sosonkin, I. M., 1985, In: Khimiya geterotsiklicheskikh soedinenii. 5, p. 669-677 9 p.

    Research output: Contribution to journal › Article › peer-review

  70. CYCLIZATION OF N-ALKYLAZINE CATIONS WITH BIFUNCTIONAL NUCLEOPHILES .17. ANNELATION OF IMIDAZOLE AND 1,2,4-TRIAZOLE RINGS TO PYRAZINE IN THIOSEMICARBAZIDE INTERACTIONS WITH PYRAZINIUM SALTS

    Baklykov, V. G., Charushin, V. N., Chupakhin, O. N. & Sorokin, N. N., 1985, In: Khimiya geterotsiklicheskikh soedinenii. 7, p. 960-966 7 p.

    Research output: Contribution to journal › Article › peer-review

  71. CYCLIZATION OF N-ALKYLAZINIUM CATIONS BY BIFUNCTIONAL NUCLEOPHILES .18. SYNTHESIS AND STRUCTURE OF HETEROPOLYCYCLIC SYSTEMS ON QUINOXALINE BASIS

    Charushin, V. N., Ponizovskii, M. G., Chupakhin, O. N., Chernyshev, A. I., Malinovskii, T. I., Kravtsov, V. K. & Biyushkin, V. N., 1985, In: Khimiya geterotsiklicheskikh soedinenii. 8, p. 1116-1124 9 p.

    Research output: Contribution to journal › Article › peer-review

  72. CYCLIZATION OF N-ALKYLAZINIUM CATIONS WITH BIFUNCTIONAL NUCLEOPHILS .19. CRYSTAL-STRUCTURE FOR KINETIC REACTION-PRODUCT OF N-METHYLQUINOXALINIUM IODIDE AND THIOACETAMIDE

    Yufit, D. S., Struchkov, Y. T., Drozd, V. N., Baklykov, V. G., Charushin, V. N. & Chupakhin, O. N., 1985, In: Khimiya geterotsiklicheskikh soedinenii. 10, p. 1417-1421 5 p.

    Research output: Contribution to journal › Article › peer-review

  73. CYCLIZATIONS OF AZINES WITH BIFUNCTIONAL NUCLEOPHILES - ONE-STEP APPROACH TO CONDENSED HETEROCYCLES

    Charushin, V. N., Ponizovskii, M. G. & Chupakhin, O. N., 1985, In: Khimiya geterotsiklicheskikh soedinenii. 8, p. 1011-1026 16 p.

    Research output: Contribution to journal › Article › peer-review

  74. HYDRAZONES OF ACETOACETIC ETHER - NOVEL TYPE OF 1,4-DINUCLEOPHILES FOR PYRIDAZINE RING ANNELATIONS

    Charushin, V. N., Baklykov, V. G., Chupakhin, O. N. & Pushkareva, T. Y., 1985, In: Khimiya geterotsiklicheskikh soedinenii. 5, p. 707-708 2 p.

    Research output: Contribution to journal › Letter › peer-review

  75. REACTIONS OF N-ALKYLAZINIUM CATIONS .3. PTERIDINIUM SALTS - SYNTHESIS, STRUCTURE AND INTERACTION WITH SIMPLE NUCLEOPHILES

    Kazantseva, A. A., Charushin, V. N., Chupakhin, O. N., Chernyshev, A. I. & Esipov, S. E., 1985, In: Khimiya geterotsiklicheskikh soedinenii. 9, p. 1257-1264 8 p.

    Research output: Contribution to journal › Article › peer-review

  76. A novel heteropolycyclic system from n-methylquinoxalinium iodide and nitroethane

    Chupakhin, O. N., Charushin, V. N., Petrova, G. M. & Alexandrov, G. G., 1 Jan 1985, In: Tetrahedron Letters. 26, 4, p. 515-518 4 p.

    Research output: Contribution to journal › Article › peer-review

  77. Quaternization of pyrido[2,3‐b]pyrazines: ¹H and ¹³C NMR Study

    Chupakhin, O. N., Charushin, V. N., Chernyshev, A. I. & Esipov, S. E., 1 Jan 1985, In: Magnetic Resonance in Chemistry. 23, 6, p. 437-441 5 p.

    Research output: Contribution to journal › Article › peer-review

  78. Cyclization of N-alkylazinium cations with bifunctional nucleophiles. 14. Reaction of quinoxalinium salts with mono- and N,N′-disubstituted amidines

    Charushin, V. N., Chupakhin, O. N., Naumova, L. M. & Izmailova, G. G., 1 Mar 1985, In: Chemistry of Heterocyclic Compounds. 21, 3, p. 326-331 6 p.

    Research output: Contribution to journal › Article › peer-review

  79. Cyclization of N-alkylazinium cations with bifunctional nucleophiles. 15. Isomerization of thiazolo[4,5-b]quinoxalines in the presence of acids

    Charushin, V. N., Baklykov, V. G., Chupakhin, O. N. & Drozd, V. N., 1 Mar 1985, In: Chemistry of Heterocyclic Compounds. 21, 3, p. 331-338 8 p.

    Research output: Contribution to journal › Article › peer-review

  80. Cyclization of N-alkylazinium cations with bifunctional nucleophiles. 16. σ-adducts of quinoxalinium salts with amines, alcohols, and enolates and their role in cyclizations with β-dicarbonyl compounds

    Charushin, V. N., Ponizovskii, M. G., Chupakhin, O. N., Sidorov, E. O. & Sosonkin, I. M., 1 May 1985, In: Chemistry of Heterocyclic Compounds. 21, 5, p. 564-572 9 p.

    Research output: Contribution to journal › Article › peer-review

  81. Hydrazones of acetoacetic ester - A new type of 1,4-dinucleophiles for the annelation of a pyridazine ring

    Charushin, V. N., Baklykov, V. G., Chupakhin, O. N. & Pushkareva, T. Y., 1 May 1985, In: Chemistry of Heterocyclic Compounds. 21, 5, p. 600-601 2 p.

    Research output: Contribution to journal › Letter › peer-review

  82. Cyclization of N-alkylammonium cations with bifunctional nucleophiles. 17. Annelation of imidazole and 1,2,4-triazine rings with pyrazines via the reactions of thiosemicarbazides with pyrazinium salts

    Baklikov, V. G., Charushin, V. N., Chupakhin, O. N. & Sorokin, N. N., 1 Jul 1985, In: Chemistry of Heterocyclic Compounds. 21, 7, p. 798-804 7 p.

    Research output: Contribution to journal › Article › peer-review

  83. Cyclization of azines with bifunctional nucleophiles - a one-step route to condensed heterocycles (review)

    Charushin, V. N., Ponizovskii, M. G. & Chupakhin, O. N., 1 Aug 1985, In: Chemistry of Heterocyclic Compounds. 21, 8, p. 839-853 15 p.

    Research output: Contribution to journal › Review article › peer-review

  84. Cyclizations of N-alkylazinium cations with bifunctional nucleophiles. 18. Synthesis and structure of heterocyclic systems based on quinoxaline

    Charushin, V. N., Ponizovskii, M. G., Chupakhin, O. N., Chernyshev, A. I., Klyuev, N. A., Malinovskii, T. I., Kravtsov, V. K. & Biyushkin, V. N., 1 Aug 1985, In: Chemistry of Heterocyclic Compounds. 21, 8, p. 933-941 9 p.

    Research output: Contribution to journal › Article › peer-review

  85. Reactions of N-alkylazinium cations. 3. Quaternary pteridinium salts. Synthesis, structure, and reactions with simple nucleophiles

    Kazantseva, I. V., Charushin, V. N., Esipov, S. E., Chuapkhin, O. N. & Chernyshov, A. I., 1 Sept 1985, In: Chemistry of Heterocyclic Compounds. 21, 9, p. 1048-1055 8 p.

    Research output: Contribution to journal › Article › peer-review

  86. Cyclizations of N-alkylazinium cations with bifunctional nucleophiles. 19. Crystal structure of the kinetic product of the reaction of N-methylquinoxalinium iodide with thioacetamide

    Yufit, D. S., Struchkov, Y. T., Drozd, V. N., Baklykov, V. G., Charushin, V. N. & Chupakhin, O. N., 1 Oct 1985, In: Chemistry of Heterocyclic Compounds. 21, 10, p. 1168-1171 4 p.

    Research output: Contribution to journal › Article › peer-review

  87. 1986

  88. 1H and 13C NMR spectra of tetrahydroquinoxalines condensed with six‐membered heterocycles

    Charushin, V. N., Sorokin, N. N., Chernyshev, A. I., Baklykov, V. G., Ponizovskii, M. G. & Chupakhin, O. N., 1 Jan 1986, In: Magnetic Resonance in Chemistry. 24, 9, p. 777-782 6 p.

    Research output: Contribution to journal › Article › peer-review

  89. REACTIONS OF AZINIUM CATIONS .4. REACTIONS OF QUINOXALINIUM SALTS WITH NITROALKANES - ONE-STEP APPROACH TO TETRAAZAHETEROCYCLES WITH BRIDGEHEAD AND SKELETON STRUCTURE

    Charushin, V. N., Petrova, G. M., Chupakhin, O. N., Sidorov, E. O., Aleksandrov, G. G., Chernyshev, A. I., Klyuev, N. A. & Sorokin, N. N., Mar 1986, In: Khimiya geterotsiklicheskikh soedinenii. 3, p. 389-399 11 p.

    Research output: Contribution to journal › Article › peer-review

  90. SYNTHESIS OF CONDENSED TETRAHYDROPTERIDINES BY CYCLIZATION OF 8-ETHYLPTERIDINIUM CATION WITH DINUCLEOPHILES

    Kazantseva, A. A., Baklykov, V. G., Charushin, V. N. & Chupakhin, O. N., Mar 1986, In: Khimiya geterotsiklicheskikh soedinenii. 3, p. 420-421 2 p.

    Research output: Contribution to journal › Letter › peer-review

  91. Reactions of azinium ions. 4. Reactions of quinoxalinium salts with nitroalkanes - Single-stage path to tetraazaheterocycles with bridged and framework structures

    Charushin, V. N., Chupakhin, O. N., Sidorov, E. O., Aleksandrov, G. G., Chernyshev, A. I., Klyuev, N. A. & Sorokin, N. N., 1 Mar 1986, In: Chemistry of Heterocyclic Compounds. 22, 3, p. 318-328 11 p.

    Research output: Contribution to journal › Article › peer-review

  92. Synthesis of condensed tetrahydropteridines by the cyclization of the 8-ethylpteridinium cation with dinucleophiles

    Kazantseva, I. V., Baklykov, V. G., Charushin, V. N. & Chupakhin, O. N., 1 Mar 1986, In: Chemistry of Heterocyclic Compounds. 22, 3, p. 348-349 2 p.

    Research output: Contribution to journal › Letter › peer-review

  93. REACTIONS OF AZINIUM CATIONS .5. ADDITION OF WATER AND METHANOL TO 1,4-DIAZINIUM CATIONS IN THE PRESENCE OF BASES - EQUILIBRIUM-CONSTANTS AND PMR SPECTRA AT MONO-ADDUCTS AND BIS-ADDUCTS

    Charushin, V. N., Kazantseva, A. A., Ponizovskii, M. G., Egorova, L. G., Sidorov, E. O. & Chupakhin, O. N., Oct 1986, In: Khimiya geterotsiklicheskikh soedinenii. 10, p. 1380-1388 9 p.

    Research output: Contribution to journal › Article › peer-review

  94. Reaction of azinium cations. 5. Addition of water and methanol to 1,4-diazinium cations in the presence of bases. equilibrium constants and PMR spectra of the mono- and diadducts

    Charushin, V. N., Kazantseva, I. V., Ponizovskii, M. G., Egorova, L. G., Sidorov, E. O. & Chupakhin, O. N., 1 Oct 1986, In: Chemistry of Heterocyclic Compounds. 22, 10, p. 1118-1125 8 p.

    Research output: Contribution to journal › Article › peer-review

  95. REACTIONS OF ATZINIUMCATIONS .6. N(1)-ALKYLATED 1,2,4-TRIAZINIUM SALTS - REACTIONS WITH INDOLES - THE 1ST OCCASION OF DOUBLE ADDITION OF NUCLEOPHYLES TO THE TRIAZINE RING

    Alexeev, S. G., Charushin, V. N., Chupakhin, O. N., Shorshnev, S. V., Chernyshev, A. I. & Klyuev, N. A., Nov 1986, In: Khimiya geterotsiklicheskikh soedinenii. 11, p. 1535-1543 9 p.

    Research output: Contribution to journal › Article › peer-review

  96. Reactions of azinium cations. 6. N(1)-alkyl-1,2,4-triazinium salts. Reactions with indoles - The first case of the double addition of nucleophiles to a triazine ring

    Alekseev, S. G., Charushin, V. N., Chupakhin, O. N., Shorshnev, S. V., Chernyshev, A. I. & Klyuev, N. A., 1 Nov 1986, In: Chemistry of Heterocyclic Compounds. 22, 11, p. 1242-1249 8 p.

    Research output: Contribution to journal › Article › peer-review

  97. 1987

  98. NOVEL TRANSFORMATION OF 1,2,4-TRIAZINE RING INTO PYRAZINE DERIVATIVES

    Alekseev, S. G., Charushin, V. N. & Chupakhin, O. N., Feb 1987, In: Khimiya geterotsiklicheskikh soedinenii. 2, p. 280-281 2 p.

    Research output: Contribution to journal › Letter › peer-review

  99. New type of transformation of a 1,2,4-triazine ring to pyrazine derivatives

    Alekseev, S. G., Charushin, V. N. & Chupakhin, O. N., 1 Feb 1987, In: Chemistry of Heterocyclic Compounds. 23, 2, p. 238-239 2 p.

    Research output: Contribution to journal › Letter › peer-review

  100. CYCLIZATION OF N-ALKYLAZINIUM CATIONS WITH BIFUNCTIONAL NUCLEOPHYLES .21. REGIOISOMERIC 1,3,4-THIADIAZINO[5,6-B]QUINOXALINES

    Baklykov, V. G., Charushin, V. N., Chupakhin, O. N. & Drozd, V. N., Apr 1987, In: Khimiya geterotsiklicheskikh soedinenii. 4, p. 557-561 5 p.

    Research output: Contribution to journal › Article › peer-review

  101. OPENING OF IMIDAZOLINE RING IN 1,3,6,10-TETRAAZATETRACYCLO[7.3.02,706,13]TRIDEKA-4,11-DIENES, RESULTING IN DIQUINOXALINO[1,2-A - 2',3'-D]PYRROLES

    Charushin, V. N., Petrova, G. M., Aleksandrov, G. G., Egorova, L. G., Chernyshev, A. I., Sidorov, E. O., Klyuev, N. A. & Chupakhin, O. N., Apr 1987, In: Khimiya geterotsiklicheskikh soedinenii. 4, p. 513-522 10 p.

    Research output: Contribution to journal › Article › peer-review

  102. Cyclization of N-alkyl azinium cations with bifunctional nucleophiles. 21. Regioisomeric 1,3,4-thiadiazino[5,6-b]quinoxalines

    Baklykov, V. G., Charushin, V. N., Chupakhin, O. N. & Drozd, V. N., 1 Apr 1987, In: Chemistry of Heterocyclic Compounds. 23, 4, p. 465-469 5 p.

    Research output: Contribution to journal › Article › peer-review

  103. Imidazoline ring cleavage in 1,3,6,10-tetraazatetracyclo-[7.3.1.02,7.06,13]trideca-4, 11-dienes, leading to the formation of diquinoxalino[1,2-a:2′,3′-d]pyrrole derivatives

    Charushin, V. N., Petrova, G. M., Aleksandrov, G. G., Egorova, L. G., Chernyshev, A. I., Sidorov, E. O., Klyuev, N. A. & Chupakhin, O. N., 1 Apr 1987, In: Chemistry of Heterocyclic Compounds. 23, 4, p. 426-435 10 p.

    Research output: Contribution to journal › Article › peer-review

  104. CYCLIZATION OF N-ALKYLAZINIUM CATIONS WITH BIFUNCTIONAL NUCLEOPHILES .22. CRYSTAL AND MOLECULAR-STRUCTURE OF COMPOUND, CONTAINING CONDENSED TETRAHYDROQUINOXALINE AND 1,3,4-THIADIAZINE RINGS

    Yufit, D. S., Struchkov, Y. T., Drozd, V. N., Charushin, V. N., Baklykov, V. G. & Chupakhin, O. N., May 1987, In: Khimiya geterotsiklicheskikh soedinenii. 5, p. 701-706 6 p.

    Research output: Contribution to journal › Article › peer-review

  105. Cyclization of N-alkylazinium cations with bifunctional nucleophiles. 22. Crystal and molecular structure of tetrahydroquinoxaline condensed with the six-membered 1,3,4-thiadiazine ring

    Yufit, D. S., Struchkov, Y. T., Drozd, V. N., Charushin, V. N., Baklykov, V. G. & Chupakhin, O. N., 1 May 1987, In: Chemistry of Heterocyclic Compounds. 23, 5, p. 583-587 5 p.

    Research output: Contribution to journal › Article › peer-review

  106. ANTIMYCOTIC ACTIVITY OF THIAZOLO[4,5-B]QUINOXALINE-2-THIONE

    Petrova, G. M., Charushin, V. N., Shcherbakova, N. G., Golod, M. S. & Chupakhin, O. N., Jul 1987, In: Химико-фармацевтический журнал. 21, 7, p. 842-845 4 p.

    Research output: Contribution to journal › Article › peer-review

  107. Antifungal activity of thiazolo[4,5-b]quinoxaline-2-thiones

    Petrova, G. M., Charushin, V. N., Shcherbakova, N. G., Golod, M. S. & Chupakhin, O. N., 1 Jul 1987, In: Pharmaceutical Chemistry Journal. 21, 7, p. 518-520 3 p.

    Research output: Contribution to journal › Article › peer-review

  108. CYCLIZATION OF N-ALKYLAZINIUM CATIONS WITH BIFUNCTIONAL NUCLEOPHYLES .23. ELECTROCHEMICAL CRITERIA OF ELECTROPHYLIC PROPERTIES OF 1,4-DIAZINIUM CATIONS AND THEIR PARTICIPATION IN CYCLIZATION WITH ACETOACETAMIDE

    Sosonkin, I. M., Kalb, G. L., Kazantseva, A. A., Ponizovskii, M. G., Charushin, V. N. & Chupakhin, O. N., Aug 1987, In: Khimiya geterotsiklicheskikh soedinenii. 8, p. 1110-1117 8 p.

    Research output: Contribution to journal › Article › peer-review

  109. CYCLIZATION OF N-ALKYLAZINIUM CATIONS WITH BIFUNCTIONAL NUCLEOPHYLES .24. SYNTHESIS OF CONDENSED SYSTEMS OF 1,2,4-TRIAZINO[5,6-B]QUINOXALINE AND 1,2,4-OXADIAZINO[5,6-B]QUINOXALINE

    Naumova, L. M., Charushin, V. N. & Chupakhin, O. N., Aug 1987, In: Khimiya geterotsiklicheskikh soedinenii. 8, p. 1118-1121 4 p.

    Research output: Contribution to journal › Article › peer-review

  110. Cyclization of N-alkylazinium cations with bifunctional nucleophiles. 23. Electrochemical criteria for electrophilicity in 1,4-diazinium cations and their participation in cyclizations with acetoacetamide

    Sosonkin, I. M., Kalb, G. L., Kazantseva, I. V., Ponizovskii, M. G., Charushin, V. N. & Chupakhin, O. N., 1 Aug 1987, In: Chemistry of Heterocyclic Compounds. 23, 8, p. 888-895 8 p.

    Research output: Contribution to journal › Article › peer-review

  111. Cyclization of N-alkylazinium cations with bifunctional nucleophiles. 24. Synthesis of condensed 1,2,4-triazino- and 1,2,4-oxadiazino[5,6-b]quinoxaline systems

    Naumova, L. M., Charushin, V. N. & Chupakhin, O. N., 1 Aug 1987, In: Chemistry of Heterocyclic Compounds. 23, 8, p. 895-899 5 p.

    Research output: Contribution to journal › Article › peer-review

  112. CYCLIZATION OF N-ALKYLAZINIUM CATIONS WITH BIFUNCTIONAL NUCLEOPHILES .25. OXIDATION OF TETRAHYDROQUINOXALINES, CONDENSED WITH 6-MEMBERED HETEROCYCLES

    Charushin, V. N., Naumova, L. M., Ponizovskii, M. G., Baklykov, V. G. & Chupakhin, O. N., Sept 1987, In: Khimiya geterotsiklicheskikh soedinenii. 9, p. 1260-1263 4 p.

    Research output: Contribution to journal › Article › peer-review

  113. Cyclization of N-alkylazinium cations with bifunctional nucleophiles. 25. Oxidation of tetrahydroquinoxalines condensed with six-membered ring heterocycles

    Charushin, V. N., Naumova, L. M., Ponizovskii, M. G., Baklykov, V. G. & Chupakhin, O. N., 1 Sept 1987, In: Chemistry of Heterocyclic Compounds. 23, 9, p. 1010-1013 4 p.

    Research output: Contribution to journal › Article › peer-review

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