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1

Functionalization of alkenes by polyfluorinated α,β-unsaturated sulphenyl chlorides Dual reactivity of perfluoro-2-methyl-2-penten-3-yl sulphenyl chloride in reactions with activated olefins

V.Ya. Popkova, V.K. Osmanov, A.V. Borisov, B.I. Ugrak, I.V. Bodrikov

Journal:

Journal of Fluorine Chemistry

Year:

1996

Language:

english

File:

PDF, 829 KB

english, 1996

2

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

3

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

4

Chelate synthesis of functionally substituted 2-trichloromethylpyridines

L. S. Vasil'ev, O. G. Azarevich, V. S. Bogdanov, B. I. Ugrak, V. A. Dorokhov

Journal:

Russian Chemical Bulletin

Year:

1994

Language:

english

File:

PDF, 131 KB

english, 1994

5

Nitropyrazoles

S. A. Shevelev, I. L. Dalinger, T. K. Shkineva, B. I. Ugrak, V. I. Gulevskaya, M. I. Kanishchev

Journal:

Russian Chemical Bulletin

Year:

1993

Language:

english

File:

PDF, 539 KB

english, 1993

6

Gem-dinitro compounds in organic synthesis. 4. Use of the condensation product of glyoxal and dinitromethane in the synthesis of nitro-1,2,3-triazoles

A. T. Baryshnikov, V. I. Erashko, N. I. Zubanova, B. I. Ugrak, S. A. Shevelev, A. A. Fainzilberg, V. V. Semenov

Journal:

Russian Chemical Bulletin

Year:

1992

Language:

english

File:

PDF, 648 KB

english, 1992

7

Reaction of NH-azoles with O-fluorosulfonyl-N,N-difluorohydroxylamine. Synthesis of N-fluorosulfonylazoles

S. A. Shevelev, V. M. Vinogradov, I. L. Dalinger, B. I. Ugrak, A. A. Fainzilberg, V. I. Fillipov

Journal:

Russian Chemical Bulletin

Year:

1992

Language:

english

File:

PDF, 833 KB

english, 1992

8

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

9

ChemInform Abstract: Adamantylazoles. Acid-Catalyzed Adamantylation of 1,2,4-Triazoles.

V. V. SARAEV, T. P. KANAKINA, M. S. PEVZNER, E. L. GOLOD, B. I. UGRAK, V. V. KACHALA

Journal:

Year:

1997

File:

PDF, 29 KB

1997

10

ChemInform Abstract: Synthesis of Heterocyclic Systems with a Carbohydrate Fragment. Part 4. An Unusual Reactivity of Levoglucosenone with Respect to α- Aminoazoles and β-Dicarbonyl Compounds.

A. V. SAMET, A. N. YAMSKOV, B. I. UGRAK, V. V. SEMENOV

Journal:

Year:

1997

File:

PDF, 34 KB

1997

11

ChemInform Abstract: Attempted Synthesis of 2-Amino-5-aryl-5H-thiazolo(4,3-b)-1,3,4- thiadiazoles.

A. V. DUDIN, B. I. UGRAK

Journal:

Year:

1997

File:

PDF, 27 KB

1997

12

ChemInform Abstract: Synthesis of Mesoionic 3-Aryl(hetaryl)-1,2,3,4-oxatriazol-5-ones Based on N-Aryl- and N-Hetarylhydrazones of Bromonitroformaldehyde.

S. A. Shevelev, I. L. Dalinger, V. I. Gulevskaya, T. I. Cherkasova, V. M. Vinogradov, B. I. Ugrak, A. M. Starosotnikov

Journal:

Year:

2000

Language:

english

File:

PDF, 33 KB

english, 2000

13

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

14

ChemInform Abstract: Adamantylazoles. Part 4. Acid-Catalyzed Adamantylation of Pyrazoles.

A. S. Gavrilov, E. L. Golod, V. V. Kachala, B. I. Ugrak

Journal:

Year:

2002

File:

PDF, 34 KB

2002

15

ChemInform Abstract: Adamantylation of Indazole and Its C-Nitro Derivatives.

V. G. Tsypin, V. V. Kachala, B. I. Ugrak, E. L. Golod

Journal:

Year:

2002

File:

PDF, 28 KB

2002

16

N-Arylation of Azoles with Low Basicity by 1,4-Dimethoxybenzene During Undivided Electrolysis.

V. A. Chauzov, V. Z. Parchinskii, E. V. Sinel'shchikova, A. V. Burasov, B. I. Ugrak, N. N. Parfenov, V. A. Petrosyan

Journal:

Year:

2003

File:

PDF, 82 KB

2003

17

Synthesis of Aryl 3,5-Dinitrophenyl Sulfones and Sulfoxides. Transformations of 3,5-Dinitrodiphenyl Sulfone in Reactions with O- and S-Nucleophiles.

O. V. Serushkina, M. D. Dutov, O. Yu. Sapozhnikov, B. I. Ugrak, S. A. Shevelev

Journal:

Year:

2003

File:

PDF, 185 KB

2003

18

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

19

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

20

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

21

Unusual effects of steric hindrances in NMR spectra of o,o′-dialkylsubstituted benzylidene dichlorides

A.P. Yakubov, D.V. Tsyganov, L.I. Belen'kii, V.S. Bogdanov, B.I. Ugrak, M.M. Krayushkin

Journal:

Year:

1991

Language:

english

File:

PDF, 511 KB

english, 1991

22

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

23

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

24

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

25

Synthesis of heterocycles on the basis of products of addition of polyhaloalkanes to unsaturated systems.

A. A. Dudinov, L. I. Belen'kii, V. S. Bogdanov, B. I. Ugrak, M. M. Krayushkin

Journal:

Chemistry of Heterocyclic Compounds

Year:

1990

Language:

english

File:

PDF, 426 KB

english, 1990

26

Synthesis of heterocycles based on the products of the addition of polyhalogenoalkanes to unsaturated systems. 3. Structure and stereochemistry of substituted N-furylformamidines

D. M. Antonov, L. I. Belen'kii, V. S. Bogdanov, A. A. Dudinov, M. M. Krayushin, V. N. Nesterov, Yu. T. Struchkov, B. I. Ugrak

Journal:

Chemistry of Heterocyclic Compounds

Year:

1992

Language:

english

File:

PDF, 695 KB

english, 1992

27

Research in the field of furopyridines. 2. Synthesis and steric structure of 6-methyl-1-hetarylidene-3,4-dioxo[3,4-c]pyridines

I. S. Arustamova, E. A. Kaigorodova, V. G. Kul'nevich, B. I. Ugrak

Journal:

Chemistry of Heterocyclic Compounds

Year:

1993

Language:

english

File:

PDF, 346 KB

english, 1993

28

Synthesis of heterocycles using the products of the addition of polyhaloalkanes to unsaturated systems. 7. reactions of 5-aryl-1,1-dichloro-1,3-pentadien-5-ones and 6-aryl-2-pyrones with hydrazines

A. A. Dudinov, S. A. Voznesenskii, I. S. Poddubnyi, B. I. Ugrak, L. I. Belen'kii, M. M. Krayushkin

Journal:

Chemistry of Heterocyclic Compounds

Year:

1995

Language:

english

File:

PDF, 1024 KB

english, 1995

29

Adamantylazoles. Acid-catalyzed adamantylation of 1,2,4-triazoles

V. V. Saraev, T. P. Kanakina, M. S. Pevzner, E. L. Golod, B. I. Ugrak, V. V. Kachala

Journal:

Chemistry of Heterocyclic Compounds

Year:

1996

Language:

english

File:

PDF, 801 KB

english, 1996

30

Synthesis of mesoionic 3-aryl(hetaryl)-1,2,3,4-oxatriazol-5-ones b based on N-aryl-and N-hetarylhydrazones of bromonitroformaldehyde

S. A. Shevelev, I. L. Dalinger, V. I. Gulevskaya, T. I. Cherkasova, V. M. Vinogradov, B. I. Ugrak, A. M. Starosotnikov

Journal:

Chemistry of Heterocyclic Compounds

Year:

1999

Language:

english

File:

PDF, 596 KB

english, 1999

31

Synthesis of heterocyclic systems with a carbohydrate fragment

A. V. Samet, A. N. Yamskov, B. I. Ugrak, V. V. Semenov

Journal:

Russian Chemical Bulletin

Year:

1997

Language:

english

File:

PDF, 482 KB

english, 1997

32

Concerning the “synthesis of 2-amino-5-aryl-5H-thiazolo[4,3-b]-1,3,4-thiadiazoles”

A. V. Dudin, B. I. Ugrak

Journal:

Russian Chemical Bulletin

Year:

1997

Language:

english

File:

PDF, 152 KB

english, 1997

33

Synthesis and hydrogenation of acetonylmalonaldehyde bis(ethylene acetal)

M. M. Vartanyan, A. F. Medvedev, B. I. Ugrak

Journal:

Russian Chemical Bulletin

Year:

2006

Language:

english

File:

PDF, 172 KB

english, 2006

34

Electrosynthesis of 4-chloropyrazolecarboxylic acids

B. V. Lyalin, V. A. Petrosyan, B. I. Ugrak

Journal:

Russian Chemical Bulletin

Year:

2009

Language:

english

File:

PDF, 294 KB

english, 2009

35

Electrosynthesis of 4-iodopyrazole and its derivatives

B. V. Lyalin, V. A. Petrosyan, B. I. Ugrak

Journal:

Russian Chemical Bulletin

Year:

2010

Language:

english

File:

PDF, 245 KB

english, 2010

36

Nitropyrazoles

I. L. Dalinger, I. A. Vatsadse, T. K. Shkineva, G. P. Popova, B. I. Ugrak, S. A. Shevelev

Journal:

Russian Chemical Bulletin

Year:

2010

Language:

english

File:

PDF, 318 KB

english, 2010

37

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

38

Amine electrosynthesis from 1-ethyl-4-nitro-3-cyanopyrazole

L. V. Mikhal’chenko, M. Yu. Leonova, Yu. V. Romanova, B. I. Ugrak, V. P. Gultyai

Journal:

Russian Journal of Electrochemistry

Year:

2007

Language:

english

File:

PDF, 221 KB

english, 2007

39

Electrosynthesis of 4-chloro derivatives of pyrazole and alkylpyrazoles

B. V. Lyalin, V. A. Petrosyan, B. I. Ugrak

Journal:

Russian Journal of Electrochemistry

Year:

2008

Language:

english

File:

PDF, 183 KB

english, 2008

40

Electrosynthesis of 4-bromosubstituted pyrazole and its derivatives

B. V. Lyalin, V. A. Petrosyan, B. I. Ugrak

Journal:

Russian Journal of Electrochemistry

Year:

2010

Language:

english

File:

PDF, 181 KB

english, 2010

41

Adamantylazoles: IV. Acid-Catalyzed Adamantylation of Pyrazoles

A. S. Gavrilov, E. L. Golod, V. V. Kachala, B. I. Ugrak

Journal:

Russian Journal of Organic Chemistry

Year:

2001

Language:

english

File:

PDF, 63 KB

english, 2001

42

Adamantylation of Indazole and Its C-Nitro Derivatives

V. G. Tsypin, V. V. Kachala, B. I. Ugrak, E. L. Golod

Journal:

Russian Journal of Organic Chemistry

Year:

2002

Language:

english

File:

PDF, 50 KB

english, 2002

43

N-Arylation of azoles with low basicity by 1,4-dimethoxybenzene during undivided electrolysis

V. A. Chauzov, V. Z. Parchinskii, E. V. Sinel"shchikova, A. V. Burasov, B. I. Ugrak, N. N. Parfenov, V. A. Petrosyan

Journal:

Russian Chemical Bulletin

Year:

2002

Language:

english

File:

PDF, 526 KB

english, 2002

44

Synthesis of Aryl 3,5-Dinitrophenyl Sulfones and Sulfoxides. Transformations of 3,5-Dinitrodiphenyl Sulfone in Reactions with O- and S-Nucleophiles

O. V. Serushkina, M. D. Dutov, O. Yu. Sapozhnikov, B. I. Ugrak, S. A. Shevelev

Journal:

Russian Journal of Organic Chemistry

Year:

2002

Language:

english

File:

PDF, 76 KB

english, 2002

45

Stereochemical nonrigidity of (O—Ge)-chelate bis[(2-oxo-1-hexahydroazepinyl)methyl]dichlorogermane: substantiation of the dissociative mechanism of chelating ligand exchange

A. N. Shumsky, S. N. Tandura, B. I. Ugrak, Vad. V. Negrebetsky, Yu. I. Baukov, S. P. Kolesnikov

Journal:

Russian Chemical Bulletin

Year:

2004

Language:

english

File:

PDF, 230 KB

english, 2004

46

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

47

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

48

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

49

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

50

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

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