Výsledky vyhledávání - "M. A. Ezhikova"

N-Alkylation of Imidazoles with Dialkyl and Alkylene Carbonates

Autor: I. S. Gabov, I. S. Puzyrev, L. A. Khamidullina, M. A. Ezhikova, M. I. Kodess, A. V. Pestov

Publikováno v: Russian Journal of Organic Chemistry. 56:2079-2086

The reactions of imidazoles with a series of dialkyl and alkylene carbonates afforded the corresponding N-alkyl- and N-(hydroxyalkyl)imidazoles with high yields. The reactivity of dialkyl carbonates decreases in the series dimethyl > diethyl > dibuty

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::df7230b0232352eaffcac2ec8f2d42ee
https://doi.org/10.1134/s1070428020120052

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New Synthetic Approach to Polyfluorinated Carbonates

Autor: M. A. Ezhikova, A. M. Semenova, A. Ya. Zapevalov, M. I. Kodess, A. V. Pestov

Publikováno v: Russian Journal of Organic Chemistry. 56:645-648

Transesterification of commercial titanium(IV) alkoxides with 2,2,3,3-tetrafluoropropan-1-ol, followed by in situ transesterification of mixed titanium(IV) alkoxides thus formed with diphenyl carbonate, afforded alkyl 2,2,3,3-tetrafluoropropyl carbon

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::db3d639ebf5305af0467fd2ed0ec656b
https://doi.org/10.1134/s1070428020040120

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Clinical case of observation of patient with primary systemic amyloidosis

Autor: A. Yu. Chuprakova, O. V. Limonchikova, Yu. N. Fedulaev, N. V. Khabazov, A. A. Kurshin, M. V. Ezhikova

Publikováno v: Medical alphabet. :46-48

Amyloidosis combines diseases that are characterized by extracellular deposition of a specific insoluble fibrillar amyloid protein. The prevalence of amyloidosis is an average of 10 cases per 100 thousand people. The clinic of the disease is polymorp

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e4bc49422dc221801b6ec69d0a115df0
https://doi.org/10.33667/2078-5631-2020-2-46-48

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Cyclopropanation of 2-arylmethylidenemalononitriles, alkyl 3-aryl-2-cyanoprop-2-enoates, and N-substituted 3-aryl-2-cyanoprop-2-enamides with bromine-containing zinc enolates

Autor: P. S. Silaichev, M. I. Kodess, V. V. Shchepin, M. A. Ezhikova, Yu. G. Stepanyan

Publikováno v: Russian Journal of Organic Chemistry. 43:1002-1007

Zinc enolates derived from 2,2-dibromoindan-1-one and 2,2-dibromo-1,2,3,4-tetrahydronaphthalen-1-one reacted with 2-arylmethylidenemalononitriles, alkyl 3-aryl-2-cyanoprop-2-enoates, and N-substituted 3-aryl-2-cyanoprop-2-enamides to give, respective

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::232eedde0b2a776e23acece478b5d92d
https://doi.org/10.1134/s1070428007070111

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Reactions of zinc enolates derived from 1-aryl-2-bromo-alkanones and 1-aryl-2-bromo-2-phenylethanone with 3-aroyl-6-bromochromen-2-ones and 2-benzoylbenzo[f]chromen-3-one

Autor: V. V. Shchepin, M. I. Vakhrin, M. I. Kodess, A. E. Korzun, M. A. Ezhikova, P. S. Silaichev

Publikováno v: Russian Journal of Organic Chemistry. 42:1344-1347

3-Aroyl-6-bromochromen-2-ones and 2-benzoylbenzo[f]chromen-3-one reacted with zinc enolates derived from 1-aryl-2-bromoalkanones and 1-aryl-2-bromo-2-phenylethanone to give, respectively, 4-(1-alkyl-2-aryl-2-oxoethyl)-3-aroyl-6-bromochroman-2-ones an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::741478dd755044301504f784ee54c2f3
https://doi.org/10.1134/s1070428006090156

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Cyclopropanation of N-Substituted 2-Oxochromene- and 6-Bromo-2-oxochromene-3-carboxamides with Zinc Enolates Derived from 1-Aryl-2,2-dibromoalkanones

Autor: M. A. Ezhikova, R. V. Shchepin, V. V. Shchepin, M. I. Kodess, P. S. Silaichev

Publikováno v: Russian Journal of Organic Chemistry. 41:527-534

Zinc enolates derived from 1-aryl-2,2-dibromoalkanones react with N-cyclohexyl-2-oxochromene-3-carboxamides to give N-cyclohexyl-1-alkyl-1-aroyl-2-oxo-1a,7b-dihydrocyclopropa[c]chromene-1a-carboxamides mainly as cis isomers with respect to the substi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3816259243434d0b48c53dc3b46be416
https://doi.org/10.1007/s11178-005-0199-6

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ChemInform Abstract: Reactions of Zinc Enolates Formed from 2,2-Dibromoindan-1-one or 2,2-Dibromo-3,4-dihydronaphthalen-1(2H)-one and Zinc with Alkyl 5,5-Dimethyl-2-oxo-2,5-dihydrofuran-3-carboxylates

Autor: Yu. G. Stepanyan, M. A. Ezhikova, P. S. Silaichev, M. I. Kodess

Publikováno v: ChemInform. 43

Reactions of derivatives of 3-aryl-2-cyanopropenoic acid with zinc enolates obtained from dibromotetralone or dibromoindanone and zinc are known to result in substituted spirocyclopropanes [1]. Boiling of alkyl 5,5-dimethyl-2-oxo-2,5-dihydrofuran3-ca

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7ab943e3feb45061ae67eddb6d713174
https://doi.org/10.1002/chin.201246106

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