Zobrazeno 1 - 10 of 68 pro vyhledávání: '"N. A. Akopyan"'
1
Akademický článek
Fauna of sone groups of invertebrates of Erebuni State Reserve (Armenia
Autor: L. S. Mirumyan, R. G. Harutyunyan, M. A. Marjanyan, V. S. Hovhannisyan, A. A. Avetisyan, N. Ch. Akopyan, M. Z. Magomedova, P. D. Magomedova, M. G. Ghasabyan, L. D. Harutyunova
Publikováno v: Юг России: экология, развитие, Vol 18, Iss 4, Pp 42-50 (2024)
Aim. The aim of the work is to research the fauna of invertebrates in the Erebuni State Reserve. Material and Methods. As research material served invertebrates gathered in the Erebuni State Reserve. The work was carried out at the Scientific Centre
Externí odkaz: https://doaj.org/article/4e2b27fe92ff41ac948817abc8a33f66
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6
Comparative Genetic Characteristics of the Russian and Belarusian Populations of Wisent (Bison bonasus), North American Bison (Bison bison) and Cattle (Bos taurus)
Autor: O. V. Kostyunina, I. I. Zemlyanko, A. S. Kramarenko, N. A. Akopyan, A. V. Dotsev, P. V. Aksenova, V. V. Volkova, E. L. Tsibizova, Margaret S Fornara, Innokentiy M. Okhlopkov, N. A. Zinovieva, R. A. Mnatsekanov, M. E. Mikhailova
Publikováno v: Cytology and Genetics. 54:116-123
A comparative study of the allele pool and the genetic structure of two Russian and one Belarusian populations of the wisent Bison bonasus against the representatives of the species of Bison bison and the genus Bos taurus was carried out. Russian pop
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2a52a03f9cb94b029f006c5094abb95d
https://doi.org/10.3103/s0095452720020085
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7
Synthesis and Some Transformations of (2,2-Dimethyl-4-propyltetrahydro-2H-pyran-4-yl)acetonitrile
Autor: G. A. Gevorgyan, N. S. Arutyunyan, G. A. Panosyan, L. A. Akopyan, N. Z. Akopyan
Publikováno v: Russian Journal of General Chemistry. 88:1537-1541
Removal of the ethoxycarbonyl group in ethyl cyano-(2,2-dimethyl-4-propyltetrahydro-2H-pyran-4 -yl)acetate afforded the corresponding (2,2-dimethyl-4-propyltetrahydro-2H-pyran-4-yl)acetonitrile. The reduction of the latter with lithium aluminum hydri
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ca5fcb497bd1bf946842d0ccbd6583d6
https://doi.org/10.1134/s1070363218070290
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8
Synthesis of 2,6-Diisopropyltetrahydro-2H-4-pyranone and Some Its Substituted Amino Derivatives
Autor: N. Z. Akopyan, Avetik Arakelyan, L. A. Akopyan, N. S. Arutynyan, A. S. Safaryan, G. A. Panosyan, G. A. Gevorgyan
Publikováno v: Russian Journal of General Chemistry. 88:1273-1276
Cyclization of 2,8-dimethylnona-3,6-diene-5-one furnished 2,6-diisopropyltetrahydro-2H-4-pyranone. The condensation of the latter with alkylaryl and aliphatic amines afforded azomethines, which were converted into the corresponding amines by reductio
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c3fb355e0fac780b32135f2b0bb6a112
https://doi.org/10.1134/s1070363218060386
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9
Synthesis and some transformations of 2-(4-isopropyl-2-methyl-2-ethyltetrahydro-2H-pyran-4-yl)ethanamine
Autor: L. A. Akopyan, G. A. Gevorgyan, G. A. Panosyan, N. S. Arutyunyan, R. L. Nazaryan, N. Z. Akopyan
Publikováno v: Russian Journal of General Chemistry. 87:1634-1637
Condensation of 2-(4-isopropyl-2-methyl-2-ethyltetrahydro-2H-pyran-4-yl)ethanamine with aromatic aldehydes and ketones and subsequent reduction of the azomethines formed gave secondary amines of the tetrahydropyran series. Reaction of the latter with
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::56f902680d615ed55793f656f622dca4
https://doi.org/10.1134/s1070363217070313
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10
Synthesis of β-amino ketones derived from aminobenzoic acids
Autor: G. Yu. Khachvankyan, A. G. Agababyan, M. G. Malakyan, G. A. Panosyan, N. Z. Akopyan, G. A. Gevorgyan
Publikováno v: Russian Journal of General Chemistry. 87:342-346
Alkylation of aminobenzoic acids and their derivatives with 3-diethylamino-1-arylpropan-1-one hydrochlorides gave the corresponding β-aminopropiophenones some of which were tested for antioxidant activity.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8cbdc110a9d446390f3373381a053948
https://doi.org/10.1134/s1070363217020311
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