Ugrak, Bogdan I.: search on Z-Library

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1

N-fluorination with cesium fluoroxysulfate

Andrei A. Gakh, Sergei V. Romaniko, Bogdan I. Ugrak, Albert A. Fainzilberg

Journal:

Year:

1991

Language:

english

File:

PDF, 652 KB

english, 1991

2

Cesium fluoroxysulfate addition to alkenes leading to vicinal fluoroalkylsulfates

Nikolai S. Zefirov, Viktor V. Zhdankin, Anatoly S. Koz'min, Albert A. Fainzilberg, Andrei A. Gakh, Bogdan I. Ugrak, Sergei V. Romaniko

Journal:

Year:

1988

Language:

english

File:

PDF, 874 KB

english, 1988

3

Synthesis and cytotoxic activities of difluoroacetyl-substituted hexahydropyrimidine derivatives

Gibadullina, Natalya N., Latypova, Dilara R., Vakhitov, Vener A., Khasanova, Diana V., Zainullina, Liana F., Vakhitova, Yulia V., Lobov, Aleksandr N., Ugrak, Bogdan I., Tomilov, Yury V., Dokichev, Vla

Journal:

Journal of Fluorine Chemistry

Year:

2018

Language:

english

File:

PDF, 339 KB

english, 2018

4

Fluorinated β-Diketones in Reactions with Diazocyclopropane Generated in situ

Yury V. Tomilov, Ekaterina V. Guseva, Irina V. Kostuchenko, Bogdan I. Ugrak, Evgeny V. Shulishov, Oleg M. Nefedov

Journal:

European Journal of Organic Chemistry

Year:

2004

Language:

english

File:

PDF, 177 KB

english, 2004

5

Synthesis of Pentaspiro[2.0.0.2.0.2.0.0.2.0]tridecane

Kirill A. Lukin, Sergei I. Kozhushkov, Andrei A. Andrievski, Bogdan I. Ugrak, Nikolai S. Zefirov

Journal:

Mendeleev Communications

Year:

1992

Language:

english

File:

PDF, 212 KB

english, 1992

6

ChemInform Abstract: Synthesis of 1-(N-Nitropyrazolyl)-1H-tetrazoles - A New Type of Heteronuclear N-Nitropyrazole Derivatives.

Vatsadze, Irina A., Serushkina, Olga V., Dutov, Mikhail D., Shkineva, Tatyana K., Suponitsky, Kyrill Yu., Ugrak, Bogdan I., Dalinger, Igor L.

Journal:

Year:

2016

File:

PDF, 25 KB

2016

7

Transformation of Cycloolefins into .alpha.-Ethoxysulfo-Substituted Ketones via SO3-Mediated Nitrosation

Zefirov, Nikolai S., Zyk, Nikolai V., Lapin, Yuri A., Nesterov, Evgeny E., Ugrak, Bogdan I.

Journal:

Journal of Organic Chemistry

Year:

1995

Language:

english

File:

PDF, 626 KB

english, 1995

8

Synthesis of Pyrido[2, 3-a]phenoxazines and Pyrido[2, 3-a]phenothiazines via Successive S N Ar Processes

Starosotnikov, Alexey M., Nikol'skiy, Vladislav V., Bastrakov, Maxim A., Kachala, Vadim V., Pavlov, Alexander A., Ugrak, Bogdan I., Shevelev, Svyatoslav A.

Journal:

ChemistrySelect

Year:

2018

Language:

english

File:

PDF, 1.65 MB

english, 2018

9

Debromination Reaction of 2-Bromocarboxylic Acids

Yurii N. Polivin, Robert A. Karakhanov, Bogdan I. Ugrak, Vladimir G. Zaikin, Sergey V. Makarshin, Victor I. Kelarev, Vladimir A. Vinokurov

Journal:

Mendeleev Communications

Year:

1994

Language:

english

File:

PDF, 260 KB

english, 1994

10

Synthesis of N-hydroxypyrazoles with electron-accepting substituents in the ring

Vasilii M. Vinogradov, Igor L. Dalinger, Bogdan I. Ugrak, Svyatoslav A. Shevelev

Journal:

Mendeleev Communications

Year:

1996

Language:

english

File:

PDF, 175 KB

english, 1996

11

Reactions of ortho-aminophenols and ortho-aminothiophenols with 1,3,5-trinitrobenzene

Mikhail D. Dutov, Sergei S. Vorob’ev, Ol’ga V. Serushkina, Svyatoslav A. Shevelev, Bogdan I. Ugrak, Vadim V. Kachala

Journal:

Mendeleev Communications

Year:

2006

Language:

english

File:

PDF, 220 KB

english, 2006

12

Selective Non-catalytic Cyclopropanation of Methyl (E)-Pent-3-en-1-yn-3-ylcarboxylates with Diazomethane

Alexey V. Kalinin, Evgeny A. Shapiro, Yury V. Tomilov, Bogdan I. Ugrak, Aristidis M. Tsatsakis, Oleg M. Nefedov

Journal:

Mendeleev Communications

Year:

1993

Language:

english

File:

PDF, 160 KB

english, 1993

13

Intramolecular cyclization of O-(3,5-diaminophenyl)-substituted ketoximes as a route to 6-amino-4-hydroxyindoles

Galina V. Kokurkina, Mikhail D. Dutov, Svyatoslav A. Shevelev, Bogdan I. Ugrak

Journal:

Mendeleev Communications

Year:

2011

Language:

english

File:

PDF, 238 KB

english, 2011

14

Asymmetric Induction in Addition Reactions of Carbanions to Levoglucosenone

Aleksandr V. Samet, Andrei L. Laikhter, Victor P. Kislyi, Bogdan I. Ugrak, Victor V. Semenov

Journal:

Mendeleev Communications

Year:

1994

Language:

english

File:

PDF, 112 KB

english, 1994

15

Electrochemical Transformation of Malononitrile and Aldehydes into 3-Substituted 1,1,2,2-Tetracyanocyclopropanes and Bicyclic Pyrrolines

Michail N. Elinson, Tatyana L. Lizunova, Bogdan I. Ugrak, Gennady I. Nikishin

Journal:

Mendeleev Communications

Year:

1993

Language:

english

File:

PDF, 218 KB

english, 1993

16

Thermal Isomerisation of 2-Alkyl-3-bromotetrahydrofurans and 2-Alkyl-3-bromotetrahydropyrans

Yurii N. Polivin, Robert A. Karakhanov, Bogdan I. Ugrak, Vladimir G. Zaikin, Sergey V. Makarshin, Victor I. Kelarev

Journal:

Mendeleev Communications

Year:

1994

Language:

english

File:

PDF, 125 KB

english, 1994

17

Electrochemical transformation of cyanoacetic ester and aldehydes into 3-substituted 1,2-dicyanocyclopropane-1,2-dicarboxylates

Michail N. Elinson, Tatyana L. Lizunova, Bogdan I. Ugrak, Marina O. Dekaprilevich, Gennady I. Nikishin, Yurii T. Struchkov

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 231 KB

english, 1993

18

HIGHLY SELECTIVE ONE-STEP SYNTHESIS OF 2-AMINO-4,6-DINITROTOLUENE AND 2,6-DIAMINO-4-NITROTOLUENE FROM 2,4,6-TRINITROTOLUENE

Shevelev, Svyatoslav A., Shakhnes, Alexander Kh., Ugrak, Bogdan I., Vorob'ev, Sergei S.

Journal:

Synthetic Communications

Year:

2001

Language:

english

File:

PDF, 111 KB

english, 2001

19

Regioselective Rh2(OAc)4-promoted reactions of methyl diazoacetate with terminal triple bond enynes

Shapiro, Evgeny A., Kalinin, Alexey V., Ugrak, Bogdan I., Nefedov, Oleg M.

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1994

Language:

english

File:

PDF, 637 KB

english, 1994

20

ChemInform Abstract: Highly Selective One-Step Synthesis of 2-Amino-4,6-dinitrotoluene and 2,6-Diamino-4-nitrotoluene from 2,4,6-Trinitrotoluene.

Svyatoslav A. Shevelev, Alexander Kh. Shakhnes, Bogdan I. Ugrak, Sergei S. Vorob'ev

Journal:

Year:

2001

File:

PDF, 29 KB

2001

21

Electrochemical cyclodimerization of alkylidenemalonates

Michail N. Elinson, Sergey K. Feducovich, Alexandre A. Zakharenkov, Bogdan I. Ugrak, Gennady I. Nikishin, Sergey V. Lindeman, Jurii T. Struchkov

Journal:

Year:

1995

Language:

english

File:

PDF, 666 KB

english, 1995

22

Synthesis of nitro pyrido- and dipyrido[1,4]oxazines

Bastrakov, Maxim A., Geraseva, Anastasiya O., Starosotnikov, Alexey M., Fedyanin, Ivan V., Pavlov, Alexander A., Ugrak, Bogdan I., Shevelev, Svyatoslav A.

Journal:

Mendeleev Communications

Year:

2016

Language:

english

File:

PDF, 251 KB

english, 2016

23

Electrocatalytic Transformation of 1,1,2,2-Tetracyanocyclopropanes into Bicyclic Pyrrolines

Michail N. Elinson, Tatyana L. Lizunova, Bogdan I. Ugrak, Sergey V. Lindeman, Marina O. Dekaprilevich, Koblandy M. Turdybekov, Yurii T. Struchkov, Gennady I. Nikishin

Journal:

Mendeleev Communications

Year:

1993

Language:

english

File:

PDF, 497 KB

english, 1993

24

The synthesis of bismethylene derivatives of triangulanes

Kirill A Lukin, Anna Yu Masunova, Bogdan I Ugrak, Nikolai S Zefirov

Journal:

Year:

1991

Language:

english

File:

PDF, 717 KB

english, 1991

25

15N and 17O NMR Spectral Parameters of M-Nitropyrazoles

Bogdan I. Ugrak, Valentin S. Bogdanov, Svyatoslav A. Shevelev, Igor L. Dalinger

Journal:

Mendeleev Communications

Year:

1993

Language:

english

File:

PDF, 287 KB

english, 1993

26

ChemInform Abstract: Intramolecular Cyclization of O-(3,5-Diaminophenyl)-substituted Ketoximes as a Route to 6-Amino-4-hydroxyindoles.

Galina V. Kokurkina, Mikhail D. Dutov, Svyatoslav A. Shevelev, Bogdan I. Ugrak

Journal:

Year:

2011

File:

PDF, 25 KB

2011

27

Electrochemical cyclodimerization of alkylidenemalonates into 3,4-disubstituted cyclobutane-1,1,2,2-tetracarboxylates

Gennady I. Nikishin, Michail N. Elinson, Sergey K. Feducovich, Bogdan I. Ugrak, Yuri T. Struchkov, Sergey V. Lindeman

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 244 KB

english, 1992

28

Synthesis and fungicidal activity of new 4-hydroxy-6-trifluoromethyl-2-phenylindoles

Dutov, Mikhail D., Kachala, Vadim V., Ugrak, Bogdan I., Korolev, Victor A., Popkov, Sergey V., Aleksanyan, David R., Rusina, Olga N., Aleksanyan, Karina G., Koshelev, Vladimir N.

Journal:

Mendeleev Communications

Year:

2018

Language:

english

File:

PDF, 276 KB

english, 2018

29

Sequential Peripheral Cyclopropanation as a Synthetic Approach to Cyclosubstituted Triangulanes

Zefirov, Nikolai S., Kuznetsova, Tamara S., Eremenko, Olga V., Kokoreva, Olga V., Zatonsky, George, Ugrak, Bogdan I.

Journal:

Journal of Organic Chemistry

Year:

1994

Language:

english

File:

PDF, 388 KB

english, 1994

30

Interaction of NH-Azoles with O-Fluorosulfonyl-N,N-difluorohydroxylamine

Svyatoslav A. Shevelev, Vasilii M. Vinogradov, Igor L. Dalinger, Bogdan I. Ugrak, Viktor I. Filippov

Journal:

Mendeleev Communications

Year:

1993

Language:

english

File:

PDF, 172 KB

english, 1993

31

Stereochemical Flexibility of Bis(amidomethyl)dichlorogermanes. A Novel Dissociative Mechanism of Ligand Exchange in Neutral Hexacoordinated Bischelate Complexes

Tandura, Stanislav N., Shumsky, Aleksey N., Ugrak, Bogdan I., Negrebetsky, Vadim V., Bylikin, Sergey Yu., Kolesnikov, Stanislav P.

Journal:

Organometallics

Year:

2005

Language:

english

File:

PDF, 271 KB

english, 2005

32

Electrochemical transformation of malononitrile and ketones into 3,3-disubstituted-1,1,2,2-tetracyanocyclopropanes

Gennady I. Nikishin, Michail N. Elinson, Tatyana L. Lizunova, Bogdan I. Ugrak

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 111 KB

english, 1991

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