Zobrazeno 1 - 4
of 4
pro vyhledávání: '"Helena Kazoka"'
Autor:
Toms Upmanis, Eduards Sevostjanovs, Liga Zvejniece, Helena Kazoka, Vadims Kisis, Osvalds Pugovics, Maija Dambrova
Publikováno v:
Medicina, Vol 60, Iss 10, p 1561 (2024)
Background and Objectives: Phenibut is a central nervous system drug that is registered and used in clinical practice as a prescription medication. In recent decades, the drug has become popular as a “nootropic and cognition enhancer” because of
Externí odkaz:
https://doaj.org/article/37be1c452e65499c924ac0eed1f3109f
Autor:
Natalja Orlova, Sergey Belyakov, Marina Petrova, Helena Kazoka, Vladislavs Baskevics, Ruslan Muhamadejev, Grigory Veinberg, Maxim Vorona
Publikováno v:
Chemistry of Heterocyclic Compounds. 56:997-1009
The addition of malonates to trans-β-alkyl-β-nitrostyrenes in the presence of chiral Mg2+ bisoxazoline complex and Ni2+ and Co2+ bis((S,S)- or (R,R)-N,N′-dibenzylcyclohexane-1,2-diamine) complexes resulted in the formation of Michael adducts with
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9491b9bd3421af93e4ffd28df2087aee
https://doi.org/10.1007/s10593-020-02766-6
https://doi.org/10.1007/s10593-020-02766-6
Autor:
Helena Kazoka, Marina Madre
Publikováno v:
Talanta. 67:98-102
The isocratic separation of impurities for a stavudine synthesis control has been studied by liquid chromatography (LC). The investigations have shown that isocratic reversed-phase LC conditions were unable to achieve a good separation. It was establ
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4d84e9fa65410294fc072f399ada2ef4
https://doi.org/10.1016/j.talanta.2005.02.023
https://doi.org/10.1016/j.talanta.2005.02.023
Autor:
Yuri Ponomaryov, Reinis Vilskersts, Edvards Liepinsh, Maija Dambrova, Liga Zvejniece, Jevgenijs Kuznecovs, Edijs Vavers, Natalja Orlova, Anatoly Mishnev, Anton Lebedev, Sergejs Vikainis, Maxim Vorona, Sergey Belyakov, Helena Kazoka, Grigory Veinberg
Publikováno v:
Bioorganicmedicinal chemistry. 21(10)
Novel positive allosteric modulators of sigma-1 receptor represented by 2-(5-methyl-4-phenyl-2-oxopyrrolidin-1-yl)-acetamide enantiomers were synthesised using an asymmetric Michael addition of 2-nitroprop-1-enylbenzene to diethyl malonate. Following
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::15529e38bc701c6ba3503423e0b4fe84
https://pubmed.ncbi.nlm.nih.gov/23582449
https://pubmed.ncbi.nlm.nih.gov/23582449