Výsledky vyhledávání - "A. G. Ruchkina"

Synthesis and Properties of Azo Compounds Based on Nitroaniline Derivatives of 2,4,6-Trinitrotoluene and 1,3,5-Trinitrobenzene

Autor: A. G. Ruchkina, K. I. Kobrakov, N. M. Sharpar, D. N. Kurnetsov

Publikováno v: Theoretical Foundations of Chemical Engineering. 54:1052-1056

New research results, as well as those published earlier by the authors, on the synthesis of azo compounds based on nitroanilines obtained by the chemical transformation of 2,4,6-trinitrotoluene and 1,3,5-trinitrobenzene are generalized. It is shown

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::802437a8bdce2d8d05aed418ec172e10
https://doi.org/10.1134/s0040579520050139

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Synthesis and some properties of 2,4,6-trihydroxy-3-methylbenzoic acid

Autor: S. S. Bobylev, D. N. Kuznetsov, A. G. Ruchkina, Dmitry A. Shubin, K. I. Kobrakov

Publikováno v: Russian Chemical Bulletin. 68:74-78

2,4,6-Trihydroxy-3-methylbenzoic acid was obtained by NaHCO3 carboxylation of 2,4,6-trihydroxytoluene. The heterocyclization and esterification of the above acid were studied.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1607e2fd01dcbdb6d39e072ad1f1f1e0
https://doi.org/10.1007/s11172-019-2418-2

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Synthesis and properties of azo compounds based on nitroanilines - 2,4,6-trinitrotoluene derivatives and 1,3,5-trinitrobenzene

Autor: Nikolay M. Sharpar, K. I. Kobrakov, A. G. Ruchkina, Dmitry N. Kuznetsov

Publikováno v: Chemical Engineering. 20:440-444

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::575769b5bb83682b0d7000bf7458e1ef
https://doi.org/10.31044/1684-5811-2019-20-10-440-444

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Expert evaluation of the legislative activity of the federal bodies of executive authorities of the Russian Federation: problems of theory and practice

Autor: A. Popova, G. Ruchkina

Publikováno v: Государство и право. :33-41

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::766641e2d036e6d8ec7f4708926f0f52
https://doi.org/10.31857/s013207690002071-0

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Synthesis of new acridine-9-carboxylic acid derivatives

Autor: V. V. Melyshenkova, A. G. Ruchkina, Dmitry N. Kuznetsov, K. I. Kobrakov

Publikováno v: Russian Chemical Bulletin. 67:878-883

New 1,3-dihydroxyacridine-9-carboxylic acids were obtained by Pfitzinger reaction from 2,4,6-trihydroxytoluene (methylphloroglucinol). Their bromination and azo-coupling reactions were studied. Computer simulation was used to determine potential phar

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8356723ff7aa2b2c83d17b874b411bb3
https://doi.org/10.1007/s11172-018-2152-1

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Synthesis and transformations of dihydroxy-2H-1-benzopyran-2-ones

Autor: Dmitry N. Kuznetsov, A. N. Fakhrutdinov, S. S. Bobylev, K. I. Kobrakov, A. G. Ruchkina

Publikováno v: Russian Journal of Organic Chemistry. 51:1572-1577

Proceeding from 2,4,6-trihydroxytoluene (methylphloroglucinol) dihydroxy-2H-1-benzopyran-2-ones were prepared, and also their bromo and acyl derivatives. The structure of compounds synthesized was established, and their potential pharmacokinetic prop

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https://doi.org/10.1134/s1070428015110093

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Synthesis of 5,7-dihydroxy-4,8-dimethylchromen-2-one and its azo derivatives

Autor: S. S. Bobylev, S. A. Shevelev, A. G. Ruchkina, Dmitry N. Kuznetsov, K. I. Kobrakov, Artem N. Fakhrutdinov, A. Kh. Shakhnes

Publikováno v: Russian Chemical Bulletin. 64:154-160

5,7-Dihydroxy-4,8-dimethylchromen-2-one was synthesized based on methyl phloroglucinol and its spectral and physicochemical characteristics were obtained. Reactions of the newly synthesized coumarin with different diazonium salts were studied, condit

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::702633da25828cf4197f577f699be017
https://doi.org/10.1007/s11172-015-0836-3

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Synthesis of 1-aryl(hetaryl)pyrazol-5-ols and azopyrazoles on their basis

Autor: Dmitry N. Kuznetsov, K. I. Kobrakov, A. G. Ruchkina

Publikováno v: Chemistry of Heterocyclic Compounds. 47:441-447

Treatment of 3,5-dichloropyrid-2-ylhydrazine, and of mono- and dinitrophenylhydrazines with acetoacetic ester gave hydrazones and the products of their cyclization, namely pyrazolols. It was shown that acetoacetic ester 2,4-dinitrophenylhydrazone cyc

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d6ca1d73f0013933748e863548cd9acb
https://doi.org/10.1007/s10593-011-0778-0

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[Untitled]

Autor: A. G. Ruchkina, K. I. Kobrakov, I. I. Rybina

Publikováno v: Chemistry of Heterocyclic Compounds. 39:283-307

Data on the synthesis of hydrazinopyridines, their properties, and their application in various fields over the last 30 years are reviewed.

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https://doi.org/10.1023/a:1023954524573

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BIOLOGICALLY ACTIVE SYNTHETIC ORGANIC DYES

Autor: K. I. Kobrakov, A. G. Ruchkina, Galina S. Stankevich, Dmitry N. Kuznetsov

Publikováno v: IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENIY KHIMIYA KHIMICHESKAYA TEKHNOLOGIYA. 60:4

For citation:Kuznetsov D.N., Kobrakov K.I., Ruchkina A.G., Stankevich G.S. Biologically active synthetic organic dyes. Izv. Vyssh. Uchebn. Zaved. Khim. Khim. Tekhnol. 2017. V. 60. N 1. P. 4-33.This review is based on the publications found in CAS (Ch

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https://doi.org/10.6060/tcct.2017601.5423

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