First oxidative coupling of cyclazine heterocycle via regioselective dimerization of 1,2-dicarbomethoxy-3-phenylcycl[3.2.2]azine: Synthesis, theoretical aspects and physicochemical studies

Authors: Starikov, Andrei S. ^{a, ⁎}, Borodachev, Alexey V. ^a, Tarakanov, Pavel A. ^a, Slesarenko, Nikita A. ^b, Simonov, Sergey V. ^c, Simakov, Anton O. ^a, Istakova, Olga I. ^b, Goncharova, Olga A. ^b, Konev, Dmitry V. ^b, Pushkarev, Victor E. ^{a, ⁎⁎}

Source: In Dyes and Pigments February 2025 233

K~2Mn~3O(OH)(VO~4)(V~2O~7) with Sawtooth Chains of Multivalent Manganese Triangular Trimer Units: Magnetic Susceptibility Shrouding a Long-Range Antiferromagnetic Order of Ferromagnetic Triangles

Authors: Yakubovich, Olga V., Shvanskaya, Larisa V., Kiriukhina, Galina V., Simonov, Sergey V., Volkov, Anatoly S., Dimitrova, Olga V., Glazkov, Vasiliy N., Ignatenko, Andrey N., Chung, Seung Hwan, Koo, Hyun-Joo

Source: INORGANIC CHEMISTRY -AMERICAN CHEMICAL SOCIETY-. 62(35):14180-14190

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First crystal structure of an Fe(iii) anionic complex based on a pyruvic acid thiosemicarbazone ligand with Li+: synthesis, features of magnetic behavior and theoretical analysisElectronic supplementary information (ESI) available: Photo of the ligand and powder of 1 and 2 (Fig. S1, S3 and S4); observed and simulated XRPD patterns for the ligand, 1 and 2 (Fig. S2, S5 and S14); thermogram of 1 (Fig. S6); the analysis of experimental and calculated IR absorption spectra for the H2-thpy·⅓(H2O) ligand and 1 (Fig. S7–S10 and Table S1); details of X-ray analysis for structure 1 (Fig. S11, S12 and Tables S2–S4); pseudo C2 axis in the coordinated octahedron of the [Fe(thpy)2]− anion (Fig. S13); 57Fe Mössbauer and dc magnetic data for sample 2 (Fig. S15 and S16); additional data for the DFT calculations (Fig. S17–S20 and Tables S5–S12); structural coordinates of optimized structures for the DFT part (Tables S13–S34). CCDC 2216962. For ESI and crystallographic data in CIF or other electronic format see DOI: https://doi.org/10.1039/d2dt03630d

Authors: Blagov, Maxim A., Spitsyna, Nataliya G., Ovanesyan, Nikolai S., Lobach, Anatolii S., Zorina, Leokadiya V., Simonov, Sergey V., Zakharov, Konstantin V., Vasiliev, Alexander N.

Source: Dalton transactions. 52(6):1806-1819

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(Na, Li)3(Cl, OH)[Cu3OAl(PO4)3]: a first salt‐inclusion aluminophosphate oxocuprate with a new type of crystal structure

Authors: Yakubovich, Olga V., Kiriukhina, Galina V., Simonov, Sergey V., Volkov, Anatoly S., Dimitrova, Olga V.

Source: Acta crystallographica.Section B.Structural science, crystal engineering and materials. 79(1):24-31

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4-Alkylsubstituted 3-aryl-cycl[3.2.2]azine-1,2-dicarboxylic acids and their sodium salts as novel π-extended blue-green fluorophores: synthesis, spectroscopy, log D7.4 distribution coefficients and cytotoxicity

Authors: Starikov, Andrei S., Lapshina, Mariya A., Tarakanov, Pavel A., Kalashnikov, Valery V., Dubrovskaya, Elena S., Simonov, Sergey V., Kazachenko, Vladimir P., Strakhova, Nadezhda N., Yarkov, Alexander V., Pushkarev, Victor E.

Source: In Journal of Photochemistry & Photobiology, A: Chemistry 1 March 2023 436

Mononuclear complexes of dysprosium(III) with 2,6-diacetylpyridine bis(isonicotinoylhydrazone): synthesis, crystal structure, and magnetic properties.

Authors: Kopotkov, Vyacheslav A., Zorina, Leokadiya V., Simonov, Sergey V., Korchagin, Denis V., Zhidkov, Mikhail V., Dmitriev, Alexei I., Mahmoudi, Ghodrat, Yagubskii, Eduard B.

Source: CrystEngComm; 4/7/2025, Vol. 27 Issue 13, p2012-2024, 13p

Subject Terms: DYSPROSIUM, CRYSTAL structure, LIGANDS (Biochemistry), COORDINATION compounds, INORGANIC compounds, CHEMICAL synthesis, METAL complexes, MAGNETIC properties

The hydrate of a neutral iron(III) complex based on the pyruvic acid thiosemicarbazone ligand with abrupt spin-crossover with T1/2 = 340 K and a wide hysteresis loop of 45 K.

Authors: Blagov, Maxim A., Akimov, Alexander V., Lobach, Anatoly S., Zorina, Leokadiya V., Simonov, Sergey V., Zakharov, Konstantin V., Vasiliev, Alexander N., Spitsyna, Nataliya G.

Source: Dalton Transactions: An International Journal of Inorganic Chemistry; 1/7/2025, Vol. 54 Issue 1, p346-356, 11p

Subject Terms: X-ray powder diffraction, MOSSBAUER spectroscopy, MAGNETIC measurements, PYRUVIC acid, SPIN crossover, LIGANDS (Chemistry)

Abrupt Spin‐State Switching in Mn(III) Complexes with BPh4 Anion: Effect of Halide Substituents on Crystal Structure and Magnetic Properties.

Authors: Tiunova, Aleksandra V., Kazakova, Anna V., Korchagin, Denis V., Shilov, Gennady V., Zorina, Leokadiya V., Simonov, Sergey V., Zakharov, Konstantin V., Vasiliev, Aleksander N., Yagubskii, Eduard B.

Source: Chemistry. 27(70):17609-17619

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Cyano-bridged polynuclear coordination compounds derived from paramagnetic [Mn(H2daptsc)]2+ and photochromic [Fe(CN)5NO]2− building blocksElectronic supplementary information (ESI) available: Fig. S1–S4 and Tables S1–S10. CCDC 2044708–2044713. For ESI and crystallographic data in CIF or other electronic format see DOI: 10.1039/d0ce01863e

Authors: Sasnovskaya, Valentina D., Zorina, Leokadiya V., Simonov, Sergey V., Talantsev, Artem D., Mikhailov, Artem A., Kostin, Gennadiy A., Yagubskii, Eduard B.

Source: CrystEngComm. 23(14):2733-2745

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New Type of Neutral Binuclear Spin‐Crossover Complex of Iron(III) with Twist of Two Disulfide Bridges as a Product of Electrochemical Oxidation of [FeIII(5Cl‐thsa)2]− Anions

Authors: Blagov, Maxim A., Spitsyna, Nataliya G., Lazarenko, Vladimir A., Ovanesyan, Nikolai S., Lobach, Anatolii S., Zorina, Leokadiya V., Simonov, Sergey V., Krapivin, Vladimir B., Dmitriev, Alexei I., Zhidkov, Mikhail V., Yagubskii, Eduard B.

Source: European journal of inorganic chemistry. 26(23)

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100190080626.0x000001&indx=1&recIds=ETOCvdc_100190080626.0x000001

Synthesis and crystal growth of novel layered bismuthides ATM2Bi2 (A=K, Rb, Cs; TM=Zn, Cd), electron‐deficient compounds with the ThCr2Si2 structure

Authors: Shilov, Andrey I., Pervakov, Kirill S., Lyssenko, Konstantin A., Vlasenko, Vladimir A., Efremov, Dmitri V., Aswartham, Saicharan, Simonov, Sergey V., Morozov, Igor V., Shevelkov, Andrei V.

Source: Zeitschrift für anorganische und allgemeine Chemie. 649(6-7)

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100182217252.0x000001&indx=1&recIds=ETOCvdc_100182217252.0x000001

4-Alkylsubstituted 3-aryl-cycl[3.2.2]azine-1, 2-dicarboxylic acids and their sodium salts as novel π-extended blue-green fluorophores: synthesis, spectroscopy, log D7.4 distribution coefficients and cytotoxicity

Authors: Starikov, Andrei S., Lapshina, Mariya A., Tarakanov, Pavel A., Kalashnikov, Valery V., Dubrovskaya, Elena S., Simonov, Sergey V., Kazachenko, Vladimir P., Strakhova, Nadezhda N., Yarkov, Alexander V., Pushkarev, Victor E.

Source: Journal of photochemistry and photobiology A. 436

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Crystal structure and thermodynamic properties of dinickel diphosphate dihydrate Ni2(H2O)2[P2O7]Electronic supplementary information (ESI) available: Atomic coordinates, isotropic or equivalent isotropic displacement parameters for Ni2(H2O)2[P2O7] and X-ray crystallographic data in CIF format (CIF). See DOI: 10.1039/D0DT03505J

Authors: Kiriukhina, Galina V., Yakubovich, Olga V., Shvanskaya, Larisa V., Ovchenkov, Yevgeniy A., Volkov, Anatoly S., Dimitrova, Olga V., Simonov, Sergey V., Vasiliev, Alexander N.

Source: Dalton transactions. 49(47):17368-17374

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The first pentagonal-bipyramidal vanadium(iii) complexes with a Schiff-base N3O2 pentadentate ligand: synthesis, structure and magnetic propertiesElectronic supplementary information (ESI) available: Fig. S1–S21 and Tables S1–S10. CCDC 2015517–2015519. For ESI and crystallographic data in CIF or other electronic format see DOI: 10.1039/D0DT03092A

Authors: Bazhenova, Tamara A., Zorina, Leokadiya V., Simonov, Sergey V., Mironov, Vladimir S., Maximova, Olga V., Spillecke, Lena, Koo, Changhyun, Klingeler, Rüdiger, Manakin, Yuriy V., Vasiliev, Alexander N., Yagubskii, Eduard B.

Source: Dalton transactions. 49(43):15287-15298

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Novel K/Mn phosphate hydrates, K2Mn3(H2O)2[P2O7]2 and KMn(H2O)2[Al2(PO4)3]: hydrothermal synthesis and crystal chemistry

Authors: Kiriukhina, Galina V., Yakubovich, Olga V., Shvanskaya, Larisa V., Kochetkova, Ekaterina M., Dimitrova, Olga V., Volkov, Anatoliy S., Simonov, Sergey V.

Source: Acta crystallographica.Section C.Structural chemistry. 76(3):302-310

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Synthesis of 1, 2‐Dicyano‐3‐arylcycl[3.2.2]azines – First 1, 2‐Dicarbonitriles Based on Cyclazine Heterocycle

Authors: Starikov, Andrei S., Kalashnikov, Valery V., Tarakanov, Pavel A., Simakov, Anton O., Simonov, Sergey V., Tkachev, Valery V., Yarkov, Alexander V., Kazachenko, Vladimir P., Chernyak, Alexander V., Zhurkin, Fedor E., Tomilova, Larisa G., Pushkarev, Victor E.

Source: European journal of organic chemistry. 2020(36):5852-5856

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High-pressure solid solutions of molecular hydrogen in amorphous magnesium silicates

Authors: Efimchenko, Vadim S., Barkovskii, Nikolay V., Fedotov, Vladimir K., Meletov, Konstantin P., Simonov, Sergey V., Khasanov, Salavat S., Khryapin, Kirill I.

Source: In Journal of Alloys and Compounds 5 January 2019 770:229-235

Slow Magnetic Relaxation, Antiferromagnetic Ordering, and Metamagnetism in MnII(H2dapsc)‐FeIII(CN)6 Chain Complex with Highly Anisotropic Fe‐CN‐Mn Spin Coupling

Authors: Zorina, Leokadiya V., Simonov, Sergey V., Sasnovskaya, Valentina D., Talantsev, Artem D., Morgunov, Roman B., Mironov, Vladimir S., Yagubskii, Eduard B.

Source: Chemistry. 25(64):14583-14597

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Spin-crossover behavior of neutral iron(iii) complexes with salicylaldehyde thio-, seleno- and semicarbazone ligands: experiment and theoretical analysisElectronic supplementary information (ESI) available: Photo of the crystalline sample of 1 (Fig. S1); TGA curve (Fig. S2); XRPD patterns (Fig. S3), observed and simulated for 1; experimental and calculated FT-IR spectra for the H2semsal (Fig. S4); selected experimental and calculated IR vibrational modes of H2semsal (Fig. S5); molecular structures of anionic complexes with N2O4 coordination environment (Fig. S6); energy-level diagram of α-spin MOs for Fe(iii) neutral complexes (Fig. S7); Tables S1–S5, structural details and comparisons; Tables S6–S35 details of experimental methods, and calculations. CCDC 1903068. For ESI and crystallographic data in CIF or other electronic format see DOI: 10.1039/c9dt01404g

Authors: Spitsyna, Nataliya G., Blagov, Maxim A., Lazarenko, Vladimir A., Zorina, Leokadiya V., Vasiliev, Alexander N., Krapivin, Vladimir B., Svetogorov, Roman D., Maximova, Olga V., Simonov, Sergey V., Yagubskii, Eduard B.

Source: Dalton transactions. 48(25):9328-9336

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Synthesis, Structure, and Magnetic Properties of 1D {[MnIII(CN)6][MnII(dapsc)]}n Coordination Polymers: Origin of Unconventional Single-Chain Magnet Behavior

Authors: Sasnovskaya, Valentina D., Kopotkov, Vyacheslav A., Talantsev, Artem D., Morgunov, Roman B., Yagubskii, Eduard B., Simonov, Sergey V., Zorina, Leokadiya V., Mironov, Vladimir S.

Source: Inorganic chemistry. 56(15):8926-8943

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCRN632677982&indx=1&recIds=ETOCRN632677982