CRYSTAL AND MOLECULAR STRUCTURES AND ACID–BASE EQUILIBRIA OF N-(4-CHLOROPHENYL)-2-BENZOYLETHYLAMINE AND BIS[3-(O-CHLOROPHENYL)-1-PHENYLAMINOPROPYL]DIAZENE Article Kovalchukova O.V., Stash A.I., Strashnova S.B., Polyanskaya N.A. Crystallography Reports. Vol. 65. 2020. P. 48-52
NOVEL CU(II), NI(II), ZN(II), CD(II), AND MG(II) COMPLEXES WITH A SERIES OF 2-ARYLHYDRAZONO-1,3-DICARBONYL COMPOUNDS. SYNTHESIS, STRUCTURE AND SPECTROSCOPIC CHARACTERISTICS Article Kovalchukova O.V., Anh V.T.N., Utenyshev A.N., Stash A.I., Ryabov M.A., Abbas A.T.R.A., Voronkova V.K., Bazan L.V. Polyhedron. Elsevier Ltd. Vol. 184. 2020.
COMPLEXES OF SOME TERVALENT METALS WITH N-LKYL(BENZYL)NITROZOHYDROXYLAMINE DERIVATIVES Article Kovalchukova O.V., Nasrin Namichemazi, Bostanabad A.Sh., Stash A.I., Strashnova S.B., Zuzin I.N. Russian Journal of Inorganic Chemistry. IAPC Nauka/Interperiodica. Vol. Vol 61 No 2. 2016. P. 718-725
COMPLEXES OF SOME DIVALENT METALS WITH ALCOXY-NNO-AZOXY COMPOUNDS: CRYSTAL AND MOLECULAR STRUCTURES OF С5H12N4O6 Article Kovalchukova O.V., Nasrin Namichemazi, Stash A.I., Strashnova S.B., Zuzin I.N. Russian Journal of Inorganic Chemistry. IAPC Nauka/Interperiodica. Vol. Vol 61 No 6. 2016. P. 712-717
COMPLEXES OF SOME TERVALENT METALS WITH N-ALKYL(BENZYL)NITROZOHYDROXYLAMINE DERIVATIVES Article Kovalchukova O.V., Namichemazi N., Bostanabad A.S., Stash A.I., Strashnova S.B., Zuzin I.N. Russian Journal of Inorganic Chemistry. IAPC Nauka/Interperiodica. Vol. 61. 2016. P. 718-725
SYNTHESIS, CRYSTAL, MOLECULAR STRUCTURE AND THEORETICAL MODELING OF [FE(H2O)6]L2·2H2O AND [CR0.14MN0.86(H2O)6]L2·2H2O (L = 4-NITRO-2,5,6-TRIOXO-1,2,5,6-TETRAHYDROPYRIDIN-3-OLATE ANION) Article Kovalchukova O., Ryabov M., Stash A., Berikashvili T. Asian Journal of Chemistry. Chemical Publishing Co.. Vol. 28. 2016. P. 825-829
COMPLEXES OF SOME DIVALENT METALS WITH ALCOXY-NNO-AZOXY COMPOUNDS: CRYSTAL AND MOLECULAR STRUCTURES OF С5H12N4O6 Article Kovalchukova O.V., Namichemazi N., Stash A.I., Strashnova S.B., Zuzin I.N. Russian Journal of Inorganic Chemistry. IAPC Nauka/Interperiodica. Vol. 61. 2016. P. 712-717
BIS(N-NITROSO-N-PENTYLHYDROXYLAMINATO-Κ2 O,O′)COPPER(II) Article Kovalchukova O., Strashnova S., Stash A., Zyuzin I., Sheikh Bostanabad A. Acta Crystallographica Section E: Structure Reports Online. Vol. 70. 2014. P. m137-m138
CRYSTAL AND MOLECULAR STRUCTURES OF SELECTED OXIDATIVE NITRATION PRODUCTS OF AMINOPYRAZINE AND 2-AMINO-3-HYDROXYPYRIDINE Article Kovalchukova O.V., Do N.D., Stash A.I., Strashnova S.B., Zaitsev B.E. Crystallography Reports. Vol. 59. 2014. P. 60-65
SYNTHESIS, SPECTRAL AND CRYSTALLOGRAPHIC STUDIES OF COORDINATION COMPOUNDS OF SOME D AND F METALS WITH N-NITROZO-N-(METHYL)ETHYLHYDROXYLAMINE. Article Kovalchukova O.V., Ali Sheikh, Stash A.I., Strashnova S.B., Zyuzin I.N. Russian Journal of Inorganic Chemistry. IAPC Nauka/Interperiodica. Vol. Vol 59 No 3. 2014. P. 192-195
DIAQUABIS[N-(2-FLUOROBENZYL)-N-NITROSOHYDROXYLAMINATO-Κ2 O,O′]NICKEL(II) Article Kovalchukova O., Bostanabad A.S., Stash A., Strashnova S., Zyuzin I. Acta Crystallographica Section E: Structure Reports Online. Vol. 70. 2014. P. m98-m99
SYNTHESIS, SPECTRAL AND CRYSTALLOGRAPHIC STUDIES OF COORDINATION COMPOUNDS OF SOME D AND F METALS WITH N-NITROZO-N-(METHYL)ETHYLHYDROXYLAMINE Article Kovalchukova O.V., Bostanabad A.S., Stash A.I., Strashnova S.B., Zyuzin I.N. Russian Journal of Inorganic Chemistry. IAPC Nauka/Interperiodica. Vol. 59. 2014. P. 192-195
HEXAAQUABIS[3,5-BIS(HYDROXYIMINO)-1-METHYL-2,4,6-TRIOXOCYCLOHEXANIDO- Κ2N3,O4]BARIUM TETRAHYDRATE Article Kovalchukova O., Stash A., Strashnova S., Dinh Do N. Acta Crystallographica Section E: Structure Reports Online. Vol. 69. 2013. P. m602-m603
STRUCTURE OF AMMONIUM DECACHLORO-Μ-OXODIOSMATE(IV) (NH4) 4[OS2OCL10] AND ITS BEHAVIOR IN SOLUTIONS Article Rudnitskaya O.V., Kultyshkina E.K., Popova M.S., Stash A.I. Russian Journal of Inorganic Chemistry. IAPC Nauka/Interperiodica. Vol. 58. 2013. P. 1227-1230
CATENA-POLY[AMMONIUM [AQUABIS(Μ-2,3,5,6-TETRAOXO-4-NITROPYRIDIN-4-IDO) ARGENTATE(I)]] Article Kovalchukova O., Stash A., Strashnova S., Dinh Do N. Acta Crystallographica Section E: Structure Reports Online. Vol. 69. 2013. P. m477-m478
ELECTRON DENSITY, ELECTROSTATIC POTENTIAL, AND SPATIAL ORGANIZATION OF AMMONIUM HYDROOXALATE OXALIC ACID DIHYDRATE HETEROMOLECULAR CRYSTAL FROM DATA OF DIFFRACTION EXPERIMENT AT 15 K USING SYNCHROTRON RADIATION AND THEORETICAL CALCULATIONS Article Stash A.I., Chen Y.-S., Kovalchukova O.V., Tsirelson V.G. Russian Chemical Bulletin. Vol. 62. 2013. P. 1752-1763
HEXAAQUACOBALT(II) AND HEXAAQUACADMIUM(II) 4-NITRO-2,3,5,6- TETRAOXOPYRIDINATES [M(H2O)6](C5HN 2O6)2 · 2H2O (M = CO AND CD): SYNTHESIS, STRUCTURES, AND PROPERTIES Article Kovalchukova O.V., Stash A.I., Strashnova S.B., Bel'Skii V.K., Do Nguyen D. Russian Journal of Coordination Chemistry/Koordinatsionnaya Khimiya. Vol. 39. 2013. P. 234-238
COMPLEXATION OF CHALOCOGENADIAZOLES WITH 3D METALS: CRYSTAL AND MOLECULAR STRUCTURE OF NAPHTHO[1,2-C][1,2,5]THIAZOL-9-OL Article Strashnova S.B., Stash A.I., Strashnov P.V., Koval'Chukova O.V., Zaitsev B.E. Russian Journal of Inorganic Chemistry. IAPC Nauka/Interperiodica. Vol. 56. 2011. P. 868-874
CRYSTAL AND MOLECULAR STRUCTURES OF BENZO[4,5]IMIDAZO[1,2-C]QUINAZOLIN-6- ONE AND 10-CARBOXYBENZO[4,5]IMIDAZO[1,2-C]QUINAZOLIN-6-ONE: A QUANTUM-CHEMICAL STUDY OF THEIR TAUTOMERISM Article Koval'chukova O.V., Stash A.I., Strashnov P.V., Neborak E.V., Strashnova S.B., Zaitsev B.E. Crystallography Reports. Vol. 56. 2011. P. 256-259
SYNTHESIS AND THE CRYSTAL AND MOLECULAR STRUCTURES OF (H3 L • CL)[COCL4] AND H2 L[CUBR4] (L IS 2,4,6-TRI(N,N-DIMETHYLAMINO)METHYLPHENOL) Article Kovalchukova O.V., Stash A.I., Strashnova S.B., Romashkina E.P., Zaǐtsev B.E. Crystallography Reports. Vol. 55. 2010. P. 428-431
SYNTHESIS, CRYSTAL STRUCTURES, AND SPECTRAL CHARACTERISTICS OF 2-ETHOXY-3-HYDROXY-4,6-DINITROPYRIDINE AND DIAQUASODIUM BIS(2-ETHOXY-3-HYDROXY- 4,6-DINITROPYRIDINATE) Article Koval'Chukova O.V., Stash A.I., Bel'Skii V.K., Strashnova S.B., Zaitsev B.E., Avramenko O.V. Crystallography Reports. Vol. 54. 2009. P. 880-883
SYNTHESES, STRUCTURES, AND GEOMETRIC AND SPECTRAL CHARACTERISTICS OF THE HEXACHLORODICUPRATE(II) COMPLEXES WITH THE PROTONATED 4-AZAFLUOREN-9-ONE DERIVATIVES: THE CRYSTAL AND MOLECULAR STRUCTURES OF BIS(4-AZAFLUOREN-9-ONIUM) HEXACHLORODIAQUADICUPRATE(II) DIHYDRATE Article Koval'chukova O.V., Stash A.I., Strashnova S.B., Zaitsev B.E. Russian Journal of Coordination Chemistry/Koordinatsionnaya Khimiya. Vol. 35. 2009. P. 6-11
GEOMETRIC AND SPECTRAL CHARACTERISTIC OF THE TETRAHALOCUPRATE(II) COMPLEXES (HL)2CUX4 (X = CL, BR). CRYSTAL AND MOLECULAR STRUCTURES OF BIS(2-METHYLIMIDAZOLIUM) TETRABROMOCUPRATE(II) Article Koval'chukova O.V., Strashnova S.B., Stash A.I., Bel'skii V.K., Zaitsev B.E. Russian Journal of Coordination Chemistry/Koordinatsionnaya Khimiya. Vol. 35. 2009. P. 496-503
SYNTHESIS AND THE CRYSTAL AND MOLECULAR STRUCTURES OF 4-(PIPERIDYL-1)-2- PHENYLPYRIDO[2,3-A]ANTHRAQUINONE-7,12 MONO- AND DIBROMOHYDRATES (HL)BR • 3H2O AND (H2 L)BR2 • 3H2O Article Kovalchukova O.V., Stash A.I., Belsky V.K., Strashnova S.B., Zaǐtsev B.E., Ryabov M.A. Crystallography Reports. Vol. 54. 2009. P. 68-73
SYNTHESIS AND STRUCTURE OF [(NH2)2CSSC(NH 2)2]2[OSBR6]BR2· 3H2O Article Rudnitskaya O.V., Kultyshkina E.K., Stash A.I., Glukhova A.A., Venskovskiǐ N.U. Crystallography Reports. Vol. 53. 2008. P. 608-612
COMPLEXATION OF 2,3-DIHYDROXYQUINALINE WITH SOME BIVALENT D METALS. CRYSTAL AND MOLECULAR STRUCTURES OF 2,3-DIHYDROXYQUINOLINE Article Strashnova S.B., Kovalchukova O.V., Zaitsev B.E., Stash A.I. Russian Journal of Coordination Chemistry/Koordinatsionnaya Khimiya. Vol. 34. 2008. P. 775-779
INTERACTION OF COPPER(II) HALIDES WITH 4-(PIPERIDYL-1)-2-PHENYLPYRIDO[2,3- A]ANTHRAQUINONE-7,12 (L) IN ACIDIC MEDIA: CRYSTAL STRUCTURE AND SPECTRAL CHARACTERISTICS OF (HL)2[CU2CL6] AND (HL)[CUBR2] Article Kovalchukova O.V., Stash A.I., Strashnova S.B., Belsky V.K., Tung T.T., Zaǐtsev B.E. Crystallography Reports. Vol. 53. 2008. P. 451-454
SYNTHESIS AND STRUCTURE OF THE [OSTHIO 6]BR3 • H2O COMPLEX Article Rudnitskaya O.V., Kultyshkina E.K., Venskovskiǐ N.U., Stash A.I. Crystallography Reports. Vol. 52. 2007. P. 239-242
COMPLEXES OF D AND F METALS WITH 2-METHYL-3-HYDROXY(AMINO)PYRIDO[1,2-A]PYRIMIDINE-4-ONE. CRYSTAL STRUCTURE OF 2-METHYL-3-HYDROXYPYRIDO[1,2-A]PYRIMIDINE-4-ONE Article Mordovina N.I., Kovalchukova O.V., Zaitsev B.E., Strashnova S.B., Palomino M.IL., Bel'skii V.K., Stash A.I., Nikitin S.V., Ryabov M.A. Russian Journal of Coordination Chemistry/Koordinatsionnaya Khimiya. Vol. 29. 2003. P. 880-885
COMPLEXES OF 2,3-DIHYDROXYPYRIDINE WITH BIVALENT METALS. CRYSTAL STRUCTURE OF 2,3-DIHYDROXYPYRIDINE Article Vovk T.V., Kovalchukova O.V., Zaitsev B.E., Strashnova S.B., Belskii V.K., Stash A.I. Russian Journal of Coordination Chemistry/Koordinatsionnaya Khimiya. Vol. 29. 2003. P. 291-296
CRYSTAL AND MOLECULAR STRUCTURES OF 2,4-DIMETHYL-9-HYDROXYPYRIDO[1,2-A]PYRIMIDINIUM PERCHLORATE: ITS COMPLEXES WITH PRASEODYMIUM, NEODYMIUM, SAMARIUM, AND EUROPIUM Article Koval'Chukova O.V., Strashnova S.B., Zaitev B.E., Bel'Skii V.K., Stash A.I., Nikitin S.V., Goncharov O.V., Shchelokov R.N. Russian Journal of Coordination Chemistry/Koordinatsionnaya Khimiya. Vol. 26. 2000. P. 290-294
SYNTHESIS AND STRUCTURE OF D-METAL COMPLEXES WITH DERIVATIVES OF 9-OXYPYRIDO[1,2A]PYRIMIDINE-2-ONE. CRYSTAL STRUCTURE OF 4-METHYL-9-OXYPYRIDO[1,2A]PYRIMIDINE-2-ONE Article Kovalchukova O.V., Strashnova S.B., Zaitsev B.E., Goncharov O.V., Nikitin S.V., Bel'skii V.K., Stash A.I., De Sauza Almeido P. Russian Journal of Coordination Chemistry/Koordinatsionnaya Khimiya. Vol. 26. 2000. P. 587-593
OXIDATIVE REACTIONS OF AZINES .2. SYNTHESIS AND MOLECULAR STRUCTURE OF 3,4-DIHYDROXY-1-METHYL-2-OXO-4-(GAMMA-PYRIDYL)PIPERIDINE Article Bekro I.A., Soldatenkov A.T., Stash A.I., Chernikova N.Y., Chernishev A.I. Chemistry of Heterocyclic Compounds / KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII. Латвийский институт органического синтеза Латвийской академии наук. 1996. P. 1372-1375