Výsledky vyhledávání - "G. I. Ezhova"

Synthesis of N-haloacyl and N-hetarylthioacyl derivatives of 2-amino-5-aryl-6H-1,3,4-thiadiazine

Autor: Olga V. Dorofeeva, G. I. Ezhova, L. B. Kulikova, N. E. Kravchenko, Alexander S. Kulikov, A. G. Zavozin

Publikováno v: Russian Chemical Bulletin. 56:1631-1636

Conditions for N-acylation of 2-amino-5-aryl-6H-1,3,4-thiadiazines with trifluoroacetic anhydride and halogen-substituted carboxylic acid halides with retention of the initial heterocyclic system were found. 5-Aryl-2-haloacylamino-6H-1,3,4-thiadiazin

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d269a7a6b13b39f19dbcf24874aeaedb
https://doi.org/10.1007/s11172-007-0255-1

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Synthesis of 2-aminothiazole derivatives

Autor: S. I. Zav'yalov, N. E. Kravchenko, G. I. Ezhova, L. B. Kulikova, A. G. Zavozin, O. V. Dorofeeva

Publikováno v: Pharmaceutical Chemistry Journal. 41:105-108

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::07a476e9e61ec2db7ceb3fca2830d093
https://doi.org/10.1007/s11094-007-0023-4

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Regioselective chlorination of 6-(5-methyl-2-oxo-4-imidazolin-4-yl)-6-oxohexanoic acid ethyl ester: A new synthesis of biotin

Autor: Olga V. Dorofeeva, L. B. Kulikova, G. I. Ezhova, A. G. Zavozin, N. E. Kravchenko, S. I. Zav'yalov

Publikováno v: Pharmaceutical Chemistry Journal. 40:663-667

Regioselective chlorination of a methyl group in 6-(5-methyl-2-oxo-4-imidazolin-4-yl)-6-oxohexanoic acid ethyl ester via reaction with sulfuryl chloride in methylene chloride has been performed for the first time. The synthesis of 5-(2-oxo-2,3-dihydr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ade7ab1bc01d2a44d911af637318a985
https://doi.org/10.1007/s11094-006-0215-3

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1,3-Dihydro-2H-imidazol-2-one Derivatives: Synthesis and Applications (A Review)

Autor: A. G. Zavozin, L. B. Kulikova, E. E. Rumyantseva, N. E. Kravchenko, G. I. Ezhova, S. I. Zav'yalov, Olga V. Dorofeeva

Publikováno v: Pharmaceutical Chemistry Journal. 38:256-260

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0c207b8995b8ceabeed081c8b6b18004
https://doi.org/10.1023/b:phac.0000042090.73921.72

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[Untitled]

Autor: Olga V. Dorofeeva, G. I. Ezhova, L. B. Kulikova, N. E. Kravchenko, E. E. Rumyantseva, A. G. Zavozin, S. I. Zav'yalov

Publikováno v: Pharmaceutical Chemistry Journal. 37:337-341

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::27390b0a91a80e77f1c28370acc88f42
https://doi.org/10.1023/a:1026355105151

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[Untitled]

Autor: N. E. Kravchenko, E. E. Rumyantseva, S. I. Zav'yalov, G. I. Ezhova, A. G. Zavozin, Olga V. Dorofeeva, L. B. Kulikova

Publikováno v: Pharmaceutical Chemistry Journal. 36:440-442

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0b9c1a233ef83ca463017e932763f231
https://doi.org/10.1023/a:1021218828915

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[Untitled]

Autor: A. G. Zavozin, N. E. Kravchenko, E. E. Rumyantseva, S. I. Zav'yalov, G. I. Ezhova, Olga V. Dorofeeva, L. B. Kulikova

Publikováno v: Pharmaceutical Chemistry Journal. 35:96-98

The optimum amount of urea for the selective bromination of ketones in DMF has been established. The obtained α-bromoketones have been used for the synthesis of 2-aminothiazoles in situ. A series of compounds with potential biological activity has b

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::60e361b568d3789a66fb5ef92cd710b3
https://doi.org/10.1023/a:1010477022450

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ChemInform Abstract: CO(NH2)2 (II)-AcONH4-AcOH-H2O. A New System for the Direct Transformation of α-Bromo Ketones (I) into 4-Imidazolin-2-ones ( III)

Autor: Olga V. Dorofeeva, E. E. Rumyantseva, I. V. Sitkareva, G. I. Ezhova, S. I. Zav'yalov, A. G. Zavozin

Publikováno v: ChemInform. 22

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::859f476bf233f850333fb3bd9463eaf2
https://doi.org/10.1002/chin.199111162

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ChemInform Abstract: Synthesis of 4-Imidazolin-2-ones (III)

Autor: G. I. Ezhova, Olga V. Dorofeeva, E. E. Rumyantseva, I. V. Sitkareva, S. I. Zav'yalov, A. G. Zavozin

Publikováno v: ChemInform. 22

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0cf3d83c3544f4238e580bc3199ae49a
https://doi.org/10.1002/chin.199110159

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ChemInform Abstract: Synthesis of Imidazoles

Autor: S. I. Zav'yalov, G. I. Ezhova, I. V. Sitkareva

Publikováno v: ChemInform. 22

Silica gel was found to facilitate the conversion of 3-bromo-2-alkanones to imidazoles by the action of formamide. The selective 3-bromination of 2-alkanones was carried out in ethyl acetate.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c7977c52a08a804b05545b903e40202c
https://doi.org/10.1002/chin.199131168

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