Zobrazeno 1 - 10
of 263
pro vyhledávání: '"V. A. Knizhnikov"'
Publikováno v:
Russian Journal of General Chemistry. 92:955-959
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::468492262bca29dcddead7c13b7915d4
https://doi.org/10.1134/s1070363222060068
https://doi.org/10.1134/s1070363222060068
Autor:
I. A. Kolesnik, A. V. Kletskov, V. I. Potkin, V. A. Knizhnikov, T. D. Zvereva, P. V. Kurman, Yu. P. Tokalchik, V. A. Kulchitsky
Publikováno v:
Russian Journal of Organic Chemistry. 57:1584-1591
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::41d192bc2be1b9e905d0e55ba183cec9
https://doi.org/10.1134/s1070428021100031
https://doi.org/10.1134/s1070428021100031
Publikováno v:
Proceedings of the National Academy of Sciences of Belarus, Chemical Series. 56:311-317
3-benzyl-6-isobutylpiperazin-2,5-dione [cyclo(leucylphenylalanyl)], 3-isobutylpiperazin-2,5-dione [cyclo(-leucylglycyl)] and 3-(sec-butyl-)-6-isobutyl-piperazine-2,5-dione [cyclo(leucylisoleucine)] have been obtained by cyclization of methyl esters o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5993fdab6f5abafecc198adf0b519ad0
https://doi.org/10.29235/1561-8331-2020-56-3-3u-317
https://doi.org/10.29235/1561-8331-2020-56-3-3u-317
Publikováno v:
Russian Journal of Organic Chemistry. 56:82-89
Synthetic routes to prolyl-leucinamide, N-benzyl(prolyl)leucinamide, and N-(prolyl-leucyl)morpholine were proposed. Treatment of these compounds with benzoyl chloride or acetyl chloride in the presence of triethylamine afforded the corresponding (N-a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ce30498d784b49b657c5af52fde8ddff
https://doi.org/10.1134/s1070428020010145
https://doi.org/10.1134/s1070428020010145
Autor:
Vladimir I. Potkin, P. V. Kurman, Z. I. Kuvaeva, V. A. Knizhnikov, V. A. Haidukevich, Sergey K. Petkevich, E. G. Karankevich
Publikováno v:
Proceedings of the National Academy of Sciences of Belarus, Chemical Series. 55:429-435
Tert-butyloxycarbonylprolylleucylglycinamide is obtained both by the interaction of tert-butyloxycarbonylprol ylleucylglycine ethyl ester with a methanolic ammonia solution and by the reaction of glycine amide with a mixed anhydride which was synthes
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c1ca94ff7382d14ac0f12627aad76e64
https://doi.org/10.29235/1561-8331-2019-55-4-429-435
https://doi.org/10.29235/1561-8331-2019-55-4-429-435
Publikováno v:
Russian Journal of Organic Chemistry. 55:1005-1008
Prolylproline has been synthesized by both classical peptide synthesis method utilizing tert-butoxycarbonyl or trifluoroacetyl protection of the NH group and carbodiimide-promoted peptide bond formation and by opening of the dioxopiperazine ring in o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b908f26985fa3f84208f651e562e9641
https://doi.org/10.1134/s1070428019070169
https://doi.org/10.1134/s1070428019070169
Complexation of uranium(VI) and europium(III) with new polydentate pincer ligands in aqueous systems
Autor:
Nataliya E. Borisova, Marina D. Reshetova, A. V. Lizunov, V. A. Knizhnikov, Alfiya Minerovna Safiulina
Publikováno v:
Russian Journal of Inorganic Chemistry. 62:244-248
Coordination of uranyl ion with new polydentate ligands derived from amino acids and extraction of uranium(VI) and europium(III) from aqueous salt solution into poly(ethylene glycol) phase with the use of new polydentate pincer ligands has been studi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9d679fbef4779449ff6db7bb801d4b5d
https://doi.org/10.1134/s0036023617020036
https://doi.org/10.1134/s0036023617020036
Publikováno v:
Russian Journal of Organic Chemistry. 54:1562-1564
3-Benzylhexahydropyrrolo[1,2-a]pyrazine-1,4-dione [cyclo(Pro-Phe)] was synthesized by cyclization of prolylphenylalanine and phenylalanylproline methyl esters which were prepared from the corresponding Boc-protected amino acids.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c2f08d6b8984c70472f6a98392d4ba99
https://doi.org/10.1134/s1070428018100202
https://doi.org/10.1134/s1070428018100202
Publikováno v:
Russian Journal of Organic Chemistry. 48:1297-1301
Val-Val, Val-Thr, and Thr-Val dipeptides were synthesized using trifluoroacetyl protecting group. The optical rotations of the products were similar to those of samples synthesized using Boc protection, which indicated the absence of racemization in
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::022c1da05d18362630e4129c7c661a3a
https://doi.org/10.1134/s1070428012100065
https://doi.org/10.1134/s1070428012100065
Publikováno v:
High Energy Chemistry. 46:235-240
The set of data presented in this work shows that the radiolysis of hydroxyl-containing amino acids in aqueous solutions results in their degradation with -C-C- bond cleavage, which leads to both the decarboxylation of parent molecules and the remova
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::88d0edb8fbeccdb9f520065385d97372
https://doi.org/10.1134/s0018143912040169
https://doi.org/10.1134/s0018143912040169