CRYSTAL STRUCTURE AND SPECTRAL CHARACTERISTICS OF 2-METHYL-3-CHLORO-9- HYDROXYPYRIDO[1,2-A]PYRIMIDIN-4-ONE AND BIS(2-METHYL-3-CHLORO-9-HYDROXYPYRIDO[1, 2-A]PYRIMIDIN-4-ONIUM) PERCHLORATE ArticleKoval'chukova O.V., Mordovina N.I., Kuz'mina N.E., Nikitin S.V., Zaǐtsev B.E., Strashnova S.B., Palkina K.K.Crystallography Reports. Vol. 49. 2004. P.. 792-797
CRYSTAL STRUCTURE AND SPECTRAL CHARACTERISTICS OF 2-METHYL-3-CHLORO-9-HYDROXYPYRIDO[1, 2-A]PYRIMIDIN-4-ONE AND BIS(2-METHYL-3-CHLORO-9-HYDROXYPYRIDO[1, 2-A]PYRIMIDIN-4-ONIUM) PERCHLORATE ArticleKoval'chukova O.V., Mordovina N.I., Kuz'mina N.E., Nikitin S.V., Zaitsev B.E., Strashnova S.B., Palkina K.K.KRISTALLOGRAFIYA / Crystallography Reports. Vol. 49. 2004. P.. 880-885
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COMPLEXES OF SOME PYRIDO[1,2-A]PYRIMIDINIUM PERCHLORATES WITH SCANDIUM, YTTRIUM, AND LANTHANUM. CRYSTAL AND MOLECULAR STRUCTURE OF 3-CHLORO-9-HYDROXY-2,4-DIMETHYLPYRIDO[1,2-A]PYRIMIDINIUM PERCHLORATE ArticleKoval'chukova O.V., Kuz'mina N.E., Strashnova S.B., Palkina K.K., Mordovina N.I., Zaitsev B.E., Nikitin S.V.Russian Journal of Coordination Chemistry/Koordinatsionnaya Khimiya. Vol. 29. 2003. P.. 123-128
SYNTHESIS, STRUCTURE, AND MAGNETIC PROPERTIES OF A COPPER(II) CHLORIDE COMPLEX WITH 3-AMINO-2-METHYL-4H-PYRIDO[ 1,2-A]PYRIMIDIN-4-ONE: THE CRYSTAL STRUCTURE OF CU 2CL 6(C 9H 10N 3O) 2 • (C 9H 10N 3O)CL ArticleKuz'mina N.E., Palkina K.K., Polyakova N.V., Golubev I.N., Medvedev A.N., Koval'chukova O.V., Strashnova S.B., Mordovina N.I., Nikitin S.V., Zaitsev B.E.Russian Journal of Inorganic Chemistry. Vol. 48. 2003. 257 p..
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 ArticleMordovina N.I., Koval'chukova O.V., Zaitsev B.E., Strashnova S.B., Leon Palomino M.I., Bel'skii V.K., Stash A.I., Nikitin S.V., Ryabov M.A.KOORDINATSIONNAYA KHIMIYA / Russian Journal of Coordination Chemistry. Vol. 29. 2003. P.. 945-950
CRYSTAL AND MOLECULAR STRUCTURES OF 2,4-DIMETHYL-9-HYDROXYPYRIDO[1,2-A]PYRIMIDINIUM PERCHLORATE: ITS COMPLEXES WITH PRASEODYMIUM, NEODYMIUM, SAMARIUM, AND EUROPIUM ArticleKoval'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
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SYNTHESIS AND STRUCTURE OF THE 2-AMINO-3-HYDROXYPYRIDINE COMPLEXES WITH TRIVALENT PRASEODYMIUM, NEODYMIUM, SAMARIUM, AND EUROPIUM NITRATES: CRYSTAL STRUCTURE OF TRIS(2-AMINO-3-HYDROXYPYRIDINE)TRINITRATOSAMARIUM(III) MONOHYDRATE ArticlePalkina K.K., Kuz'mina N.E., Strashnova S.B., Zaitsev B.E., Koval'chukova O.V., Nikitin S.V., Goncharov O.V., Shchelokov R.N.Russian Journal of Inorganic Chemistry. Vol. 45. 2000. P.. 515-520
UNCONVENTIONAL BEHAVIOUR OF 2-AMINO-3-HYDROXYPYRIDINE IN THE NITRATION REACTION ArticleKovalchukova O.V., Strashnova S.B., Nikitin S.V., Zaitsev B.E., Palkina K.K., Kuzmina N.E.Chemistry of Heterocyclic Compounds / KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII. 1999. P.. 1690-1690
SYNTHESIS, ELECTRONIC STRUCTURE, AND ABSORPTION SPECTRA OF 9-HYDROXYPYRIDO[1,2-A]-PYRIMIDINIUM DERIVATIVES ArticleZaitsev B.E., Gashev S.B., Nikitin S.V., Smirnov L.D., Koval'chukova O.V., Leon Palomino M.I.Chemistry of Heterocyclic Compounds. Vol. 27. 1991. P.. 1110-1115
SYNTHESIS, ELECTRONIC-STRUCTURE AND ABSORPTION-SPECTRA OF 9-HYDROXYPYRIDO[1,2-A]PYRIMIDINIUM DERIVATIVES ArticlePALOMINO M.IL., ZAITSEV B.E., GASHEV S.B., NIKITIN S.V., SMIRNOV L.D., KOVALCHUKOVA O.V.Chemistry of Heterocyclic Compounds / KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII. 1991. P.. 1381-1387
SYNTHESIS AND SPECTROCHEMISTRY OF METAL-COMPLEXES WITH 2,4-DIMETHYL-9-HYDROXYPYRIDO[1,2-A]PYRIMIDINIUM PERCHLORATE ArticlePALOMINO M.IL., ZAITSEV B.E., GRIDASOVA R.K., GASHEV S.B., DOLGANEV V.P., NIKITIN S.V., SMIRNOV L.A.Russian Journal of Inorganic Chemistry. Vol. 35. 1990. P.. 2024-2033