1,2-benzoxathiin-4(3h)-one 2,2-dioxide – an underinvestigated building block with a high synthetic and pharmacological potential: synthesis, chemical properties, biological activit...

by H. V. Hryhoriv, D. A. Lega, L. A. Shemchuk
Published 2021

The study of the three-component interaction between 1-ethyl-1N-2,1-benzothiazin-4(3N)-one 2,2-dioxide, heterylcarbaldehydes and active methylene nitriles

by D. A. Lega, V. P. Chernykh, L. A. Shemchuk
Published 2016

The study of the three-component interaction between isatin, α-amino acids and N,N'-di(3-carboxypropenoyl)-1,2-ethylenediamine and determination of the structure of the compou...

by Ye. I. Siumka, L. A. Shemchuk, V. P. Chernykh, R. H. Redkin
Published 2018

Synthesis of 1,2-benzoxathiine 2,2-dioxide derivatives using aliphatic aldehydes and assessment of their antimicrobial activity

by G. V. Grygoriv, D. O. Lega, V. P. Chernykh, T. P. Osolodchenko, L. A. Shemchuk
Published 2017

Domino-reactions of 1,2-benzoxathiin-4(3H)-one 2,2-dioxide, hetarenecarbaldehydes and active methylene nitriles in the construction of new 2-amino-4H-pyrans and the study of their...

by G. V. Grygoriv, D. A. Lega, V. P. Chernykh, T. P. Osolodchenko, L. A. Shemchuk
Published 2018

Synthesis and the antimicrobial activity of hexamethylene-N-maleinimidospiroindole-3,3'-pyrrolo|3,4-s|pyrrole derivatives

by Ye. I. Suymka, R. G. Redkin, L. A. Shemchuk, K. V. Hlebova, N. I. Filimonova
Published 2017

The use of aliphatic aldehydes in the synthesis of new pyran annulated derivatives of 1H-2,1-benzothiazin-4-one 2,2-dioxide via domino-type interactions. The antimicrobial activity...

by D. A. Lega, N. I. Filimonova, O. G. Geyderikh, V. P. Chernykh, L. A. Shemchuk
Published 2016

Chemical transformations of new mono- and bis-derivatives of spiroindol-3,3'-pyrrolo|3,4-c|pyrrole based on bis-maleiminides and the study of the microbiological activity of t...

by Ye. I. Siumka, K. M. Sytnik, D. V. Levashov, T. V. Shpychak, V. D. Horiachyi, L. A. Shemchuk
Published 2019

The synthesis, anti-inflammatory, analgesic and antimicrobial activities of ethyl 2-amino-4-alkyl-4,6-dihydropyrano(3,2-c)(2,1)benzothiazin-3-carboxylate 5,5-dioxides and triethyla...

by D. A. Lega, N. I. Filimonova, I. A. Zupanets, S. K. Shebeko, V. P. Chernykh, L. A. Shemchuk
Published 2016

Spiro|benzo|e|pyrano|3,2-c||1,2|oxathiin-4,3'-indolil|-3-carbonitrile 5,5-dioxides: synthesis and the biological activity study

by G. V. Grygoriv, D. A. Lega, I. A. Zupanets, S. K. Shebeko, S. M. Zimin, I. L. Starchikova, L. A. Shemchuk
Published 2019