Zobrazeno 1 - 10
of 60
pro vyhledávání: '"Mykhailo Vovk"'
Publikováno v:
Current Chemistry Letters, Vol 14, Iss 1, Pp 69-78 (2025)
A preparatively convenient method is proposed for the synthesis of new 1-oxo-3,4-dihydro-1H-pyrrolo[2,1-с][1,4]oxazine-8- 4a-e and 4-oxo-4H-pyrrolo[2,1-c][1,4]benzoxazine-3-carboxylic acids 5a-f that is based on the interaction of methyl (2-oxomorph
Externí odkaz:
https://doaj.org/article/125cedd305c84cdc8ccfe3411c1cf0d1
Autor:
Vasyl Zhylko, Lesya Saliyeva, Nataliia Slyvka, Alina Grozav, Nina Yakovychuk, Dmytro Melnyk, Oksana Melnyk, Mariia Litvinchuk, Mykhailo Vovk
Publikováno v:
Current Chemistry Letters, Vol 14, Iss 1, Pp 107-118 (2025)
A number of 3-aryl-5,6-dihydroimidazo[2,1-b][1,3]thiazoles were synthesized by cyclocondensation of imidazolidine-2-thione with phenacyl bromides, and their antimicrobial and antioxidant activity was evaluated. Bioscreening confirmed the moderate ant
Externí odkaz:
https://doaj.org/article/95e33ab509a04d738571a36fa1f403c4
Autor:
Georgyi Koidan, Nazar Tsyzoryk, Eduard B. Rusanov, Svitlana V. Shishkina, Mykhailo Vovk, Aleksandr Kostyuk
Publikováno v:
SynOpen, Vol 08, Iss 03, Pp 130-137 (2024)
Externí odkaz:
https://doaj.org/article/0094c90f0d194ccdbeb465fa0b9ab411
Autor:
Sergiy Kemskyi, Alina Grozav, Vitalii Chornous, Nina Yakovychuk, Mariana Fedoriv, Dmytro Melnyk, Oksana Melnyk, Mykhailo Vovk
Publikováno v:
Current Chemistry Letters, Vol 13, Iss 4, Pp 761-776 (2024)
A series of new 4-(1,3,4-thiadiazol-2-yl)-containing polysubstituted pyrroles 3 a-k has been synthesized by a preparative convenient method from ethyl 5-chloro-4-formyl-1H-pyrrole-3-carboxylates 1 a-e, which were selectively transformed into the corr
Externí odkaz:
https://doaj.org/article/bbacb170f4564b70968c51406549c103
Autor:
Ivanna Danyliuk, Nataliia Kovalenko, Valentyna Tolmachova, Olena Kovtun, Lesya Saliyeva, Nataliia Slyvka, Serhii Holota, Gennady Kutrov, Magdalina Tsapko, Mykhailo Vovk
Publikováno v:
Current Chemistry Letters, Vol 12, Iss 4, Pp 667-676 (2023)
The 4-bromomethyl-substituted thiazolium salts and corresponding thiazoles obtained through the condensation of 1,3-dibromoacetone with thioamide derivatives were utilised as efficient alkylating reagents for a series of thiophenols and heterylthiols
Externí odkaz:
https://doaj.org/article/42f4e2137de2485aa3f534909f580579
Synthesis and evaluation of antimicrobial activity of some new 3-(pyrrol-4-yl)acrylamide derivatives
Autor:
Sergiy Kemskyi, Mariana Fedoriv, Alina Palamar, Alina Grozav, Vitaliy Chornous, Roman Kutsyk, Viktor Dorokhov, Mykhailo Vovk
Publikováno v:
Current Chemistry Letters, Vol 12, Iss 3, Pp 519-528 (2023)
A series of new derivatives of 3-(pyrrol-4-yl)acrylamides 3a-l with the pyrrole nucleus functionalized by chlorine atoms and ester group, have been synthesized by simple preparative methods from the available esters of 5-chloro-4-formylpyrrol-3-carbo
Externí odkaz:
https://doaj.org/article/be87d215704c4b0d90d00afbcba3664e
Autor:
Nataliia Slyvka, Lesya Saliyeva, Serhii Holota, Mariia Litvinchuk, Svitlana Shishkina, Mykhailo Vovk
Publikováno v:
Current Chemistry Letters, Vol 12, Iss 2, Pp 335-342 (2023)
Here derivatives of imidazo[2,1-b][1,3]thiazines are attractive objects for organic and medicinal chemists. In the present work chemoselective conditions for oxidation of the sulfur atom in the 6-(2-pyridinyloxy)substituted (benzo)imidazo[2,1-b][1,3]
Externí odkaz:
https://doaj.org/article/982c315e0b4a47a9bd084dc5d133893b
Publikováno v:
Molecules, Vol 27, Iss 18, p 5927 (2022)
The [1,2,3]triazin-4(3H)-one ring is a synthetically important molecular platform for a variety of chemical transformations. Despite this, currently, there has been little research on the reaction of the thermal opening of the [1,2,3]triazin-4(3H)-on
Externí odkaz:
https://doaj.org/article/a61039ee5aad45e896c934d1263c14ec
Publikováno v:
Chemistry Proceedings, Vol 8, Iss 1, p 82 (2021)
The present work is devoted to the synthesis of imidazo[2,1-b][1,3]thiazine derivatives as possible anti-inflammatory agents. The synthetic approach to (2-pyridinyloxy) substituted imidazo[2,1-b][1,3]thiazines based on the interaction of the polysubs
Externí odkaz:
https://doaj.org/article/0c3f8230f8c3475394739b5b117049e3
Autor:
Vitalii Chornous, Alina Grozav, Mykhailo Vovk, Daria Bratova, Natalia Kasian, Longin Lisetski, Igor Gvozdovskyy
A novel light-sensitive chiral dopant ChD-3816 (an azo compound containing 4-hexanoyloxyphenyl and 2-isopropyl-5-methylcyclohexylbenzoate moieties) was used for inducing helical twisting in Ntb-forming mixtures of CB7CB/CB6OCB with 5CB added to decre
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cf6241338e17072b8c2b5183058d776a
http://arxiv.org/abs/2303.02642
http://arxiv.org/abs/2303.02642
