image of the person

Ludmila Ivashkevich


Head of Laboratory
PhD (Chemistry)
Docent (Associate professor)

Department: Laboratory of physical and chemical investigations
Phone: +375 (17) 209-51-95



h-index (Scopus) – 15
h-index (Web of Science) – 16
h-index (Google scholar) – 18
Higher education
1985-1987 – Junior researcher of the laboratory of high-temperature reactions Research Institute for Physical Chemical Problems of the Belarusian State University;
1987-1992 –   Researcher, Senior researcher of the laboratory of synthesis and modification of inorganic compounds Research Institute for Physical Chemical Problems of the Belarusian State University;
1992-2001– Leading researcher of physico-chemical investigations group, Research Institute for Physical Chemical Problems of the Belarusian State University;
2001-2002 –   Head of the X-ray analysis sector, Research Institute for Physical Chemical Problems of the Belarusian State University;
2002– Head of the laboratory of physico-chemical investigations, Research Institute for Physical Chemical Problems of the Belarusian State University.
Current research activity
Investigations of molecular and crystal structures of organic, inorganic and coordination compounds by X-ray analysis of single crystals and polycrystalline powders. Many representatives of azoles (triazoles, tetrazoles), their complexes with transition metals, as well as representatives of metal phosphates (orthophosphates and condensed phosphates) have been studied.


Diploma of the Ministry of Education of the Republic of Belarus (2020);
Honored Worker of BSU (2018);
Acknowledgment from the rector of BSU (2008);
Honorary Diploma of BSU (1998).

List of Selected Publications:

  1. Voitekhovich S.V., Lyakhov A.S., Ivashkevich L.S., Matulis V.E., Grigoriev Y.V.Klose J., Kersting B., Ivashkevich O.A. 5-Amino-2-isopropenyltetrazole and its Cupric Chloride Complex: Synthesis, Structure and Magnetism // Zeitschrift fur Anorganische und Allgemeine Chemie (2022). 648 (22). № e202200213.  DOI: 10.1002/zaac.202200213 (IF 1.414)
  2. Grigoryev E.Y., Grigorieva I.M., Lyakhov A.S., Ivashkevich L.S., Matulis V.E., Lavrenova L.G., Voitekhovich S.V., Grigoriev Y.V. 2,6-Di(1H-tetrazol-1-yl)pyridine and its cupric chloride complex //  Zeitschrift fur Anorganische und Allgemeine Chemie (2022). 648 (22). № e202200290. DOI: 10.1002/zaac.202200290 (IF 1,414)
  3. Voitekhovich S.V., Lyakhov A.S., Shiman D.I., Ivashkevich L.S., Kersting, B.Ivashkevich, O.A. 1,3-Bis(1-methyl-1H-tetrazol-5-yl)propane and its coordination polymers with Cu2Cl4 and Cu3Cl6 units // Polyhedron. 2020. Vol. 190. 114793 (IF 2.067 )
  4. Voitekhovich S.V., Degtyarik M.M., Lyakhov A.S., Ivashkevich L.S., Kersting B., Ivashkevich O.A. Halido-bridged Copper(II) Complexes with 1-tert-Butyl-1H-tetrazole: Crystal Structure and Magnetic Properties // Zeitschrift fur Anorganische und Allgemeine Chemie. 2020. Vol. 646(15). P. 1331-1335
  5. Voitekhovich S.V., Lyakhov A.S., Ivashkevich L.S., Ivashkevich O.A. Copper-assisted desulfurization of 1-R-tetrazole-5-thiols under complexation // Inorganic Chemistry Communications. 2020. Vol. 114. 107827 (IF 1.943)
  6. Kletskov A.V., Bumagin N.A., Petkevich S.K., Ivashkevich L.S., Kolesnik I.A., Potkin V.I. Mimics of Pincer Ligands: An Accessible Phosphine-Free N-(Pyrimidin-2-yl)-1,2-azole-3-carboxamide Framework for Binuclear Pd(II) Complexes and High-Turnover Catalysis in Water // Inorganic Chemistry. 2020. Vol. 59(15). P. 10384-10388 (IF  4.825).
  7. VoitekhovichS.V.,GrigorievYu. V., LyakhovA.S., MatulisVad. E., IvashkevichL.S.,  BogomyakovA.S., LavrenovaL.G., IvashkevichO.A.. 1-(1,2,4-Triazol-3-yl)-1H-tetrazoles and their complexation with copper(II) chloride // Polyhedron. 2019.  Vol. 176:114299. (IF 2.067 )
  8. Voitekhovich S.V., Grigoriev Yu.V., Lyakhov A.S., Matulis Vad. E., Ivashkevich L.S.,  Ivashkevich O.A..  2-(1H-tetrazol-1-yl)thiazole: Complexation and copper-assisted tetrazole ring transformation // Polyhedron. 2019. Vol. 171. P. 423–432. (IF 2.067 )
  9. VoitekhovichS.V., LyakhovA.S., MatulisVad. E.,  IvashkevichL.S., IvashkevichO.A.. Substituent-Dependent Coordination Modes of 1-Methyl-5-R-tetrazoles in Their Cupric Chloride Complexes // Polyhedron. 2019. Vol. 162. P. 100–110. 
  10. Voitekhovich S.V., Mosalkova A.P., Lyakhov A.S., IvashkevichL.S.,  Schmorl S., Kersting B.,  Ivashkevich O.A. Selective Synthesis and Complexation of Novel N,N'-Alkylene-Bridged Bis(5-pyridyltetrazole) // Z. Anorg. Allg. Chem. 2018. Vol. 644. P. 1611–1617. (IF 1.179)
  11. Kharlamova I.M., Makhnach L.V., Usenka A.E., Lyakhov A.S., Ivashkevich L.S., Pankov V.V. Ruddlesden-Popper phases Sr3Ni2–xAlxO7–δ and some doped derivatives: Synthesis, oxygen nonstoichiometry and electrical properties // Solid State Ionics. 2018. Vol. 324.  P. 241–246. (IF 2.751)
  12. Bumagin N.A., Kletskov A.V., Petkevich S.K., Kolesnik I.A.,  Lyakhov  A.S.,  Ivashkevich L.S., Baranovsky A.V., Kurman P.V., Potkin V.I. Substituted 1-(isoxazol-3-yl)methyl-1H-1,2,3-triazoles: Synthesis, palladium(II) complexes, and high-turnover catalysis in aqueous media // Tetrahedron. 2018. Vol. 74. P. 3578–3588.     (IF 2.377)
  13. Grigorieva I.M., Serebryanskaya T.V., Grigoriev Yu.V., Lyakhov A.S.,  Ivashkevich L.S.,  Bogomyakov A.S., Lavrenova I.G., Voitekhovich S.V., Ivashkevich O.A. Transition metal chelate complexes with tetrazole derived Mannich base: metal dependent architecture and properties // Polyhedron. 2018. Vol. 151.  P. 74–81. (IF 2.067 )
  14. Voitekhovich S.V., Degtyarik M.M., Lyakhov A.S.,  Ivashkevich  L.S.,Ivashkevich O.A.. Copper(II) Halide Complexeswith 1-tert-Butyl-1H-1,2,4-triazole and 1-tert-Butyl-1H-tetrazole // Z. Anorg. Allg. Chem.  2018. Vol. 644. P. 100–108. (IF 1.179)
  15. Voitekhovich S.V., Lyakhov A.S., Ivashkevich L.S., Schmorl S., Kersting B., Ivashkevich O.A. The first coordination compounds of macrocyclic ligands with incorporated tetrazole rings: synthesis, structure and magnetic properties // Cryst. Growth and Design. 2017. Vol. 17. P. 1796–1805.
  16. Voitekhovich S.V., Grigoriev Y.V., Lyakhov A.S., Ivashkevich L.S., Ivashkevich O.A. The first organocopper tetrazole derivative: synthesis and characterization // Dalton Trans. 2016. Vol. 45. P. 13406–13414.
  17. Voitekhovich S.V., Wolf A., Guhrenz C., Lyakhov A.S., Ivashkevich L.S., Adam M., Gaponik N., Kaskel S., Eychmüller A. 5-(2-Mercaptoethyl)-1H-tetrazole: Facile Synthesis and Application for Preparation of Water Soluble Nanocrystals and Their Gels // Chem. Eur. J. 2016. Vol. 22.  P. 14746–14752.
  18. Serebryanskaya T.V., Lyakhov A.S., Ivashkevich L.S., Schur J., Frias C., Prokop A., Ott I. Gold(I) Thiotetrazolates as Thioredoxin Reductase Inhibitors and Antiproliferative Agents// Dalton Trans. 2015. Vol. 44.  P.1161–1169.
  19. Andreeva T.N., Lyakhov A.S., Ivashkevich L.S., Voitekhovich S.V., Grigoriev Y.V., Ivashkevich O. A.1-(Furan-2-ylmethyl)-1H-tetrazoleand its copper(II) complexes// Z. Anorg. Allg. Chem. 2015. Vol. 641. P. 2312–2320.
  20. Degtyarik M.M., Lyakhov A.S., Ivashkevich L.S., Matulis V.E., Matulis V.E., Gruschinski S., Voitekhovich S.V., Kersting B.Ivashkevich O.A. Copper(II) tetrafluoroborate complexes with N3,N4-bridging coordination of 1-(tert-butyl)-1H-tetrazole: synthesis, crystal structure and magnetic properties // Dalton Trans. 2015. Vol. 44. P. 18518–18526.
  21. Voitekhovich S.V., Lyakhov A.S., Ivashkevich L.S., Schleife F., Schnorr R., Kersting B., Gaponik P.N. Synthesis and characterization of 5-amino-1,3-di-tert-butyl-2H-tetrazol-1-ium bis[di-m-chlorido-bis[dichloridocuprate(II)]] // Inorg. Chim. Acta. 2014. Vol. 419. P. 124–129.
  22. Mosalkova A.P., Voitekhovich S.V., Lyakhov A.S., Ivashkevich L.S.,  Lach J., Kersting B., Gaponik P.N., Ivashkevich O.A. 2-tert-Butyl-5-(2-pyridyl)-2H-tetrazole as chelating ligand in direct synthesis of novel Cu(II) and heterobimetallic Cu(II)/Mn(II) complexes // Dalton Trans. 2013. Vol. 42. P. 2985-2997.
  23. Potkin V.I., Petkevich S.K., Lyakhov A.S.,Ivashkevich L.S. Mononuclear heterocyclic rearrangement of 5-arylisoxazole-3-hydroxamic acids into 3,4-substituted 1,2,5-oxadiazoles // Synthesis. 2013. Vol. 45. № 2. P. 260–264.
  24. Serebryanskaya T.V., Yung T., Bogdanov A.A., Schebet A., Johnsen S., Lyakhov A.S., Ivashkevich L.S., Ibrahimava Zh.A., Garbuzenco T.S., Kolesnikova T.S., Melnova N.I., Gaponik P.N., Ivashkevich O.A. Synthesis, Characterization, and Biological Evaluation of New Tetrazole-based Platinum(II) and Palladium(II) Chlorido Complexes – Potent Cisplatin Analogues and their Trans Isomers // J. Inorg. Biochem. 2013. Vol. 120. P. 44–53.
  25. Ivashkevich L.S., Lyakhov A.S., Selevich A.F. Preparation and structure of the yttrium phosphate dihydrate YPO4·2H2O // Phosphorus Res. Bull. 2013. Vol. 28. P. 45–50.
  26. Mosalkova A.P., Voitekhovich S.V., Lyakhov A.S., Ivashkevich L.S., Gaponik P.N., Ivashkevich O.A. Direct Synthesis and Characterization of New Copper(II) and Zinc(II) 5-R-Tetrazolato Complexes [R = Me, Ph, 4-Py] with Ethylenediamine and DMSO as Coligands // Z. Anorg. Allgem. Chem. 2012. Vol. 638. P. 103–110.
  27. Lyakhov A.S., Ivashkevich L.S., Survilo V.L., Trukhachova T.V. Succinic acid derivatives of 2-ethyl-6-methyl-3-hydroxypyridine // Acta Cryst. 2012. Vol. C68. P. о33-о36.
  28. Ivashkevich L.S., Selevich A.F., Lyakhov A.S. Crystal structure determination of layered triphosphate MnH2P3O10∙2H2O // Advances in Inorganic Phosphate Materials: Ceramic Transactions. 2012. Vol. 233. P. 45–50. 
  29. Ivashkevich L.S., Abramovich E.A., Selevich A.F., Lyakhov A.S. The crystal structure of VNH4HP3O10 // Advances in Inorganic Phosphate Materials//Ceramic Transactions. 2012. Vol. 233. P.51–56.
  30. Ivashkevich L.S., Lyakhov A.S., Selevich A.F. X-ray powder diffraction investigation of the faulted crystal structure of MnH2P3O10·2H2O // Z. Kristallogr. 2012. Vol. 227. P. 334–341.
  31. Degtyarik M.M., LyakhovA.S., Ivashkevich L.S., Voitekhovich S.V., Sukhanov G.T., Grigoriev Y.V. 1-(2-Hydroxyethyl)-3-nitro-1,2,4-triazole and its Complexes with Copper(II) Chloride and Copper(II) Perchlorate// Z. Anorg. Allgem. Chem. 2012. Vol. 638. P. 950–956. 
  32. Voitekhovich S.V., Lyakhov A.S., Ivashkevich L.S., Matulis V.E., Grigoriev Yu.V., Gaponik P.N., Ivashkevich O.A. Regioselective alkylation of amino- and mercapto-1,2,4-triazoles with t-BuOH-HClO4 // Tetrahedron. 2012. Vol. 68. P. 4962–4966.
  33. Voitekhovich S.V., Filippova J.V., Sukhanova A.G., Lyakhov A.S., Ivashkevich L.S., Sukhanov G.T., Grigoriev Yu.V. Selective complexation of 1-ethyl-5-nitro-1,2,3-triazole (entz) with copper(II) salts: Preparation and characterization of [Cu(entz)2Cl2] and [Cu(entz)4(H2O)2](ClO4)2 // Inorg. Chem. Commun. 2012. Vol. 24. P. 77–80.
  34. Lyakhov A.S., Ivashkevich L.S., Survilo V.L., Kipnis A.M., Trukhachova T.V. 2-Ethyl-6-methylpyridin-3-ol and its salt bis(2-ethyl-3-hydroxy-6-methylpyridinium) succinate // Acta Cryst.2012. Vol. C68. P. o365–o368.
  35. Ivashkevich L.S., Lyakhov A.S.,. Serebryanskaya T.V, Gaponik P.N., Ivashkevich O.A. An X-ray powder study of the structure and microstructure of trans-dichloridobis(1,5-diamino-1H-tetrazole-κN4)palladium(II) // Z. Krist. 2012. Vol. 227.  P. 702–709
  36. Voitekhovich S.V., Lyakhov A.S., Ivashkevich L.S., Gaponik P.N. Facile synthesis of macrocyclic tetrazoles by regioselective cycloalkylation of bistetrazoles with 2,5-dimethylhexane-2,5-diol in perchloric acid // Tetrahedron letters. 2012. Vol. 53. P. 6111–6114.