Zobrazeno 1 - 10 of 25 pro vyhledávání: '"M. S. Sargsyan"'
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Akademický článek
Endoscopic Treatment of Prostatic Hyperplasia in Elderly Patients: A Comparative Analysis of Resection and Enucleation Technique
Autor: K. S. Peshekhonov, E. S. Shpilenia, B. K. Komyakov, O. O. Burlaka, M. S. Sargsyan
Publikováno v: Вестник урологии, Vol 8, Iss 1, Pp 25-38 (2020)
Introduction. The pharmacological market, which is rapidly developing, as well as the appearance of combined forms of drugs, determine the trend in the conservative treatment of patients with symptoms of the lower urinary tract due to benign prostati
Externí odkaz: https://doaj.org/article/1bb1236d32c141cf8ff2e5aaaf838241
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3
Synthesis of Ethyl 5-(Arylcarbamoyl)-6-methyl-2-oxo-1,2-dihydropyridine-3-carboxylates
Autor: Henry A. Panosyan, A. E. Badasyan, K. A. Avagyan, S. S. Hayotsyan, M. S. Sargsyan, A. A. Sargsyan, A. G. Ayvazyan, S. G. Kon’kova, A. Kh. Khachatryan
Publikováno v: Russian Journal of Organic Chemistry. 55:469-472
A one-step procedure has been developed for the synthesis of previously unknown ethyl 5-(arylcarbamoyl)-6-methyl-2-oxo-1,2-dihydropyridine-3-carboxylates by reaction of ethyl 2-cyano-3-ethoxyprop-2-enoate with acetoacetanilides in the presence of a c
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ccc9b6c7f2e8381492a4ae7e668e3ab9
https://doi.org/10.1134/s1070428019040080
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4
Synthesis of Substituted 1,2-Dihydropyridines by the Reaction of (Ethoxymethylidene)cyanoacetic Ester and Arylamides of Acetoacetic Acid
Autor: A. Kh. Khachatryan, S. S. Hayotsyan, M. S. Sargsyan, A. A. Sargsyan, S. G. Kon’kova, K. A. Avagyan, A. E. Badasyan
Publikováno v: Russian Journal of Organic Chemistry. 55:282-286
The reaction of (ethoxymethylidene)cyanoacetic ester with arylamides of acetoacetic acid proceeds under heating in the presence of triethylamine or at room temperature in the presence of sodium ethoxide. According to the NMR and IR data, the intermed
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5fafb352b877a4c5c9eb3e4b172c96a0
https://doi.org/10.1134/s107042801902026x
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5
Synthesis of substituted dihydropyridines by reacting ethoxymethylidenemalonate with malonic acid N-arylamidoesters
Autor: A. Kh. Khachatryan, S. S. Hayotsyan, A. A. Sargsyan, A. G. Hasratyan, S. G. Kon’kova, G. A. Panosyan, A. E. Badasyan, M. S. Sargsyan
Publikováno v: Russian Journal of General Chemistry. 86:2332-2337
Reactions of ethoxymethylidenemalonate with malonic acid N-arylamidoesters in the presence of triethylamine afforded diethyl 1-aryl-6-hydroxy-2-oxo-1,2-dihydropyridine-3,5-dicarboxylates via the cyclization of Michael adducts. In the presence of sodi
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::de6a631fedfbf34934ebc15bfd82983d
https://doi.org/10.1134/s1070363216100145
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6
Synthesis of substituted 1,2-dihydropyridines by reaction of ethyl N-arylmalonamates with ethyl 2-(ethoxymethylidene)-3-oxobutanoate
Autor: A. Kh. Khachatryan, S. G. Kon’kova, S. S. Hayotsyan, M. S. Sargsyan, A. E. Badasyan, A. H. Hasratyan, A. A. Sargsyan
Publikováno v: Russian Journal of Organic Chemistry. 52:857-861
Michael addition of ethyl N-arylmalonamates to ethyl 2-(ethoxymethylidene)-3-oxobutanoate in ethanol in the presence of triethylamine at room temperature afforded the corresponding adducts which underwent cyclization to diethyl 1-aryl-6-methyl-2-oxo-
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1a5e46a8f4d66103fa634ffce624f0c7
https://doi.org/10.1134/s1070428016060166
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7
Synthesis of Substituted 2-Pyridones Using Arylamidoesters of Malonic Acid
Autor: A. Kh. Khachatryan, S. S. Hayotsyan, M. S. Sargsyan, G. A. Panosyan, A. H. Hasratyan, S. G. Kon’kova, A. G. Ayvazyan A. E. Badasyan
Publikováno v: Chemistry of Heterocyclic Compounds. 50:1126-1132
With the aim of developing of the new methods for the synthesis of substituted 2-pyridones, the reaction of arylamidoesters of malonic acid with ethoxymethylideneacetylacetone in the presence of triethylamine in ethanol solution was studied. NMR spec
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d58f9a90ec418caf0d44e0f73e2c8a79
https://doi.org/10.1007/s10593-014-1572-6
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8
Synthesis of ethyl 5-acetyl-1-R-4-aryl-6-hydroxy-6-methyl-2-oxopiperidine-3-carboxylates
Autor: M. S. Sargsyan, S. G. Kon’kova, A. E. Badasyan, A. Kh. Khachatryan, S. S. Hayotsyan, G. A. Panosyan
Publikováno v: Chemistry of Heterocyclic Compounds. 48:1805-1808
The reaction of arylidene acetylacetones and ethoxycarbonylacetamides in the presence of triethyl-amine was found to lead to the formation of ethyl 5-acetyl-1-R-4-aryl-6-hydroxy-6-methyl-2-oxo-piperidine-3-carboxylates.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::582c92cd3e8269f2b14781530f5b342a
https://doi.org/10.1007/s10593-013-1212-6
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9
Synthesis of substituted 5-N-(R)amino-4-cyclohexyl-1-ols by the reaction of secondary enaminones of β-dicarbonyl compounds with chalcones
Autor: A. Kh. Khachatryan, S. S. Hayotsyan, A. E. Badasyan, M. S. Sargsyan, S. G. Kon’kova
Publikováno v: Russian Journal of General Chemistry. 81:2157-2163
Reaction of secondary enaminones of acetylacetone or acetoacetic ester with chalcones at room temperature, is shown to lead to 5-N-(R)amino-4-cyclohexen-1-ols, distinctly to the reaction of the related primary derivatives leading to 1,4-dihydropyridi
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::aadd32ff82ffb6e61227f9c35f49c7cb
https://doi.org/10.1134/s1070363211100203
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