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1

Straightforward transformation of isoxazoles into pyrazoles: renewed and improved

Sergey I. Sviridov, Andrei A. Vasil'ev, Sergey V. Shorshnev

Journal:

Year:

2007

Language:

english

File:

PDF, 406 KB

english, 2007

2

Purines, pyrimidines, and condensed systems based on these compounds. 12. 1,3-Dimethylpyrimido[4,5-d]pyrimidine-2, 4-(1H,3H)dione: The first case of regioselective amination of condensed pyrimidines in position 2

A. V. Gulevskaya, A. F. Pozharskii, S. V. Shorshnev, E. A. Zheltushkina

Journal:

Chemistry of Heterocyclic Compounds

Year:

1994

Language:

english

File:

PDF, 343 KB

english, 1994

3

Transformation of Azido Derivatives of s-Triazine into 1,2,4-Triazolylaminotetrazoles

Yurii A. Azev, Inna P. Loginova, Olga L. Guselnikova, Sergei V. Shorshnev, Nikolai A. Klyuev, Vladimir L. Rusinov, Oleg N. Chupakhin

Journal:

Mendeleev Communications

Year:

1993

Language:

english

File:

PDF, 206 KB

english, 1993

4

ChemInform Abstract: Formation of Stable N-Adducts of 1,2,4-Triazines (III)

S. G. ALEKSEEV, S. V. SHORSHNEV, B. V. RUDAKOV

Journal:

Year:

1998

File:

PDF, 27 KB

1998

5

ChemInform Abstract: Unusual Reactions of Enhydrazinopyrazolones and Dipyrazolylmethanes with 5-Oxopyrazoles.

Yurii A. Azev, Irina V. Teplyashina, Sergei V. Shorshnev

Journal:

Year:

1999

File:

PDF, 27 KB

1999

6

ChemInform Abstract: Stable σ-Adducts of 5-Azauracil with C-Nucleophiles.

Yurii A. Azev, Sergei V. Shorshnev, Detlef Gabel

Journal:

Year:

2002

File:

PDF, 29 KB

2002

7

ChemInform Abstract: Products of the Reaction of 5-Azauracil with Malonodiamide and with Aromatic C-Nucleophiles.

Yu. A. Azev, S. V. Shorshnev, D. Gabel'

Journal:

Year:

2002

File:

PDF, 31 KB

2002

8

New Transformations and Functionalization Prospects of Pyrimido[4,5-e][1,2,4]triazine-6,8-diones.

Yu. A. Azev, D. Gabel', U. Doerfler, M. E. El'-Zaria, K. Bauer, S. V. Shorshnev, N. A. Klyuev

Journal:

Year:

2003

File:

PDF, 134 KB

2003

9

Intramolecular Thermal Condensation of Ethyl 3-Acetyl-5-oxopyrazolo[1,5-a]quinoline-4-carboxylate (I) - A Facile Way to a New Tetracyclic System Containing a Fluoroquinolone Fragment (II).

Yu. A. Azev, S. V. Shorshnev, D. Gabel', T. Dyul'ks

Journal:

Year:

2003

File:

PDF, 87 KB

2003

10

Microwave-Assisted Synthesis of Sterically Hindered 3-(5-Tetrazolyl)pyridines.

Igor V. Bliznets, Andrei A. Vasil'ev, Sergey V. Shorshnev, Aleksandr E. Stepanov, Sergey M. Lukyanov

Journal:

Year:

2004

File:

PDF, 94 KB

2004

11

Esters of Cyanuric and Thiocyanuric Acids as Novel Carriers of Bor-Containing Fragments.

Yu. A. Azev, D. Gabel', T. Dyul'ks, S. V. Shorshnev, N. A. Klyuev

Journal:

Year:

2004

File:

PDF, 107 KB

2004

12

A Convenient Synthesis of Substituted 3-Bromotetrahydrofurans from Homoallylic Alcohols.

Marina V. Chirskaya, Andrei A. Vasil'ev, Natalia L. Sergovskaya, Sergey V. Shorshnev, Sergey I. Sviridov

Journal:

Year:

2005

File:

PDF, 20 KB

2005

13

Synthesis of a New Tricyclic 3-(Tetrazol-5-yl)pyridine System from 2-(Azidomethyl)nicotinonitriles.

Igor V. Bliznets, Sergey V. Shorshnev, Grigory G. Aleksandrov, Aleksandr E. Stepanov, Sergey M. Lukyanov

Journal:

Year:

2005

File:

PDF, 14 KB

2005

14

Intramolecular [2 + 3]-Addition of an Azide to a C=C Double Bond as a Novel Approach to Piperazines.

Tatjana V. Lukina, Sergey I. Sviridov, Sergey V. Shorshnev, Grigory G. Alexandrov, Aleksandr E. Stepanov

Journal:

Year:

2005

File:

PDF, 28 KB

2005

15

Microwave-assisted synthesis and transformations of sterically hindered 3-(5-tetrazolyl)pyridines

Sergey M. Lukyanov, Igor V. Bliznets, Sergey V. Shorshnev, Grigory G. Aleksandrov, Aleksandr E. Stepanov, Andrei A. Vasil'ev

Journal:

Year:

2006

Language:

english

File:

PDF, 278 KB

english, 2006

16

Azidosubstituted arylboronic acids: synthesis and Suzuki–Miyaura cross-coupling reactions

Sergey I. Sviridov, Andrei A. Vasil'ev, Natalia L. Sergovskaya, Marina V. Chirskaya, Sergey V. Shorshnev

Journal:

Year:

2006

Language:

english

File:

PDF, 155 KB

english, 2006

17

Highly selective substitutions in 2,3-dichloropyrazine. A novel general approach to aloisines

Dmitriy S. Chekmarev, Sergey V. Shorshnev, Alexander E. Stepanov, Alexander N. Kasatkin

Journal:

Year:

2006

Language:

english

File:

PDF, 986 KB

english, 2006

18

Microwave-assisted synthesis of sterically hindered 3-(5-tetrazolyl)pyridines

Igor V. Bliznets, Andrei A. Vasil’ev, Sergey V. Shorshnev, Aleksandr E. Stepanov, Sergey M. Lukyanov

Journal:

Tetrahedron Letters

Year:

2004

Language:

english

File:

PDF, 243 KB

english, 2004

19

A convenient synthesis of substituted 3-bromotetrahydrofurans from homoallylic alcohols

Marina V. Chirskaya, Andrei A. Vasil’ev, Natalia L. Sergovskaya, Sergey V. Shorshnev, Sergey I. Sviridov

Journal:

Tetrahedron Letters

Year:

2004

Language:

english

File:

PDF, 251 KB

english, 2004

20

Synthesis of a new tricyclic 3-(tetrazol-5-yl)pyridine system from 2-(azidomethyl)nicotinonitriles

Igor V. Bliznets, Sergey V. Shorshnev, Grigory G. Aleksandrov, Aleksandr E. Stepanov, Sergey M. Lukyanov

Journal:

Tetrahedron Letters

Year:

2004

Language:

english

File:

PDF, 293 KB

english, 2004

21

Intramolecular [2+3]-addition of an azide to a CC double bond as a novel approach to piperazines

Tatjana V. Lukina, Sergey I. Sviridov, Sergey V. Shorshnev, Grigory G. Alexandrov, Aleksandr E. Stepanov

Journal:

Tetrahedron Letters

Year:

2005

Language:

english

File:

PDF, 175 KB

english, 2005

22

Novel approach to the synthesis of perhydropyrazino[1,2-a]pyrazine derivatives from amino alcohols

Tatyana V. Lukina, Sergey I. Sviridov, Sergey V. Shorshnev, Grigory G. Aleksandrov, Aleksandr E. Stepanov

Journal:

Tetrahedron Letters

Year:

2006

Language:

english

File:

PDF, 123 KB

english, 2006

23

Specific features of the reactions of quinazoline and its 4-hydroxy and 4-chloro substituted derivatives with C-nucleophiles

Yuri A. Azev, Sergey V. Shorshnev, Boris V. Golomolzin

Journal:

Tetrahedron Letters

Year:

2009

Language:

english

File:

PDF, 408 KB

english, 2009

24

Novel method for the synthesis of pyrido[2,3-d]pyrimidine-2,4-diones from 5,7-dimethylpyrimido[4,5-e]-1,2,4-triazine-6,8-dione

S. V. Shorshnev, A. I. Chernyshev, S. E. Esipov, A. F. Pozharskii, V. V. Kuz'menko, A. V. Gulevskaya

Journal:

Chemistry of Heterocyclic Compounds

Year:

1987

Language:

english

File:

PDF, 84 KB

english, 1987

25

Purines, pyrimidines, and condensed systems based on them

A. V. Gulevskaya, V. V. Kuz'menko, A. F. Pozharskii, T. A. Kuz'menko, S. V. Shorshnev, A. I. Chernyshev, N. A. Klyuev

Journal:

Chemistry of Heterocyclic Compounds

Year:

1989

Language:

english

File:

PDF, 659 KB

english, 1989

26

Diethylamine and triethylamine as sources of the dienophile component in the reverse azadiene synthesis with dimethylpyrimido[4,5-e]- and-[5,4-e]-1,2,4-triazinediones and 1,2,4,5-tetrazines

S. V. Shorshnev, S. E. Esipov, V. V. Kuz'menko, A. V. Gulevskaya, A. F. Pozharskii, A. I. Chernyshev, G. G. Aleksandrov, V. N. Doron'kin

Journal:

Chemistry of Heterocyclic Compounds

Year:

1990

Language:

english

File:

PDF, 1013 KB

english, 1990

27

Reactions of azinium cations. 8. Electron structures of 3-substituted 1,2,4-triazines and protonation, quaternization, and reactions with nucleophiles

S. G. Alekseev, P. A. Torgashev, M. A. Fedotov, A. I. Rezvukhin, S. V. Shorshnev, A. V. Belik, V. N. Charushin, O. N. Chupakhin

Journal:

Chemistry of Heterocyclic Compounds

Year:

1988

Language:

english

File:

PDF, 673 KB

english, 1988

28

Different modes of alkaline hydrolysis of fervenulin and isofervenulin

S. V. Shorshnev, S. E. Esipov, A. I. Chernyshev, A. F. Pozharskii, I. M. Nanavyan, V. V. Kuz'menko

Journal:

Chemistry of Heterocyclic Compounds

Year:

1987

Language:

english

File:

PDF, 416 KB

english, 1987

29

Unusual reactions of dimethylpyrimido[4,5-e]- and [5,4-e]-1,2,4-triazinediones with diethylamine

S. V. Shorshnev, S. E. Esipov

Journal:

Chemistry of Heterocyclic Compounds

Year:

1989

Language:

english

File:

PDF, 76 KB

english, 1989

30

Structures of the covalent hydrates and products of acidic hydrolysis of rheumycin and fervenulin

S. V. Shorshnev, G. G. Aleksandrov, S. E. Esipov, N. A. Klyuev, A. I. Chernyshev

Journal:

Chemistry of Heterocyclic Compounds

Year:

1988

Language:

english

File:

PDF, 603 KB

english, 1988

31

Synthesis of pyrido[2,3-d]pyrimidine-2,4-diones from pyrimido-[4,5-e]-1,2,4-triazine-6,8-diones by reversed azadiene synthesis

S. V. Shorshnev, S. E. Esipov, A. I. Chernyshev, A. F. Pozharskii, V. V. Kuz'menko, A. V. Gulevskaya

Journal:

Chemistry of Heterocyclic Compounds

Year:

1990

Language:

english

File:

PDF, 822 KB

english, 1990

32

Nitroazines. 19. Prototropic tautomerism in 6-nitro-7-oxo-4,7-dihydro-1,2,4-triazolo[5,1-c][1,2,4]triazines

V. L. Rusinov, E. N. Ulomskii, N. A. Klyuev, V. M. Orlov, S. V. Shorshnev, O. N. Chupakhin

Journal:

Chemistry of Heterocyclic Compounds

Year:

1992

Language:

english

File:

PDF, 255 KB

english, 1992

33

Formation of stable 1,2,4-triazine N-adducts

S. G. Alekseev, S. V. Shorshnev, B. V. Rudakov

Journal:

Chemistry of Heterocyclic Compounds

Year:

1997

Language:

english

File:

PDF, 75 KB

english, 1997

34

Peculiarities of transformations of unsubstituted quinazoline with C-nucleophiles

Yu. A. Azev, S. V. Shorshnev

Journal:

Chemistry of Heterocyclic Compounds

Year:

2009

Language:

english

File:

PDF, 291 KB

english, 2009

35

Reactions of quinazoline and its 4-oxo- and 4-chloro-substituted derivatives with nucleophiles

Yu. A. Azev, B. V. Golomolzin, S. V. Shorshnev

Journal:

Pharmaceutical Chemistry Journal

Year:

2011

Language:

english

File:

PDF, 124 KB

english, 2011

36

Transformation of homoallylic alcohol oxides into 3-hydroxytetrahydrofurans in aqueous HClO4

M. V. Chirskaya, A. A. Vasil’ev, S. V. Shorshnev, S. I. Sviridov

Journal:

Russian Chemical Bulletin

Year:

2006

Language:

english

File:

PDF, 353 KB

english, 2006

37

Characteristic Features of Conversions of 3,6-Substituted 1,2,4-Triazine-4-oxides with 1,3-Dimethylbarbituric Acid

Yu.A. Azev, O.V. Gryazeva, S.V. Shorshnev

Journal:

Chemistry of Heterocyclic Compounds

Year:

2001

Language:

english

File:

PDF, 103 KB

english, 2001

38

Study of the Products of Reaction of 5-Azauracil with Malondiamide and Aromatic C-Nucleophiles

Yu. A. Azev, S. V. Shorshnev, D. Gabel

Journal:

Pharmaceutical Chemistry Journal

Year:

2002

Language:

english

File:

PDF, 96 KB

english, 2002

39

Cyanuric and Thiocyanuric Acid Esters: New Carriers of Boron-Containing Molecular Fragments

Yu. A. Azev, D. Gabel', T. Dulks, S. V. Shorshnev, N. A. Klyuev

Journal:

Pharmaceutical Chemistry Journal

Year:

2004

Language:

english

File:

PDF, 177 KB

english, 2004

40

Different Behaviour of Fervenulin 4-Oxide and 1,3-Dimethyllumazine 5-Oxide towards Nucleophiles

Ann V. Gulevskaya, Alexander F. Pozharskii, Sergey V. Shorshnev, Valery V. Kuz’menko

Journal:

Mendeleev Communications

Year:

1991

Language:

english

File:

PDF, 266 KB

english, 1991

41

1-Alkyl-1,2,4-triazinium Ylides as 1,3-Dipoles in a Cycloaddition Reaction with Diethyl Acetylenedicarboxylate

Oleg N. Chupakhin, Boris V. Rudakov, Sergei G. Alexeev, Sergei V. Shorshnev, Valerii N. Charushin

Journal:

Mendeleev Communications

Year:

1992

Language:

english

File:

PDF, 253 KB

english, 1992

42

Reactions of N-Aminoquinolones with Ketones: A New Approach to the Synthesis of Tricyclic 6-Fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic Acids

Oleg N. Chupakhin, Yurii A. Azev, Sergei G. Alexeev, Sergei V. Shorshnev, Elizaveta Tsoi, Valerii N. Charushin

Journal:

Mendeleev Communications

Year:

1992

Language:

english

File:

PDF, 319 KB

english, 1992

43

ipso-Substitution of an Acyl group in Reactions of 3-Acyl-substituted Ethyl 7,8-Difluoro-5-oxo-5,9a-dihydropyrazolo[1,5-a]quinoline-4-carboxylates with Electrophilic Reagents

Yurii A. Azev, Sergei V. Shorshnev, Sergei G. Alexeev, Valerii N. Charushin, Oleg N. Chupakhin

Journal:

Mendeleev Communications

Year:

1993

Language:

english

File:

PDF, 266 KB

english, 1993

44

Reactions of Diazido Derivatives of s-Triazine with C-Nucleophiles

Yurii A. Azev, Inna P. Loginova, Olga L. Guselnikova, Sergei V. Shorshnev, Vladimir L. Rusinov, Oleg N. Chupakhin

Journal:

Mendeleev Communications

Year:

1994

Language:

english

File:

PDF, 237 KB

english, 1994

45

Transformations of 6-Phenyl-1,2,4-triazine 4-Oxides in Reactions with Nucleophiles

Yurii A. Azev, Hans Neunhoeffer, Sabine Foro, Hans J. Lindner, Sergei V. Shorshnev

Journal:

Mendeleev Communications

Year:

1995

Language:

english

File:

PDF, 160 KB

english, 1995

46

Nucleophilic substitution of hydrogen in 3,6-diphenyl-1,2,4-triazine 4-oxide

Yurii A. Azev, Hans Neunhoeffer, Sergei V. Shorshnev

Journal:

Mendeleev Communications

Year:

1996

Language:

english

File:

PDF, 192 KB

english, 1996

47

Unusual reactions of enhydrazinopyrazolones and dipyrazolylmethanes with 5-oxopyrazoles

Yurii A. Azev, Irina V. Teplyashina, Sergei V. Shorshnev

Journal:

Mendeleev Communications

Year:

1998

Language:

english

File:

PDF, 92 KB

english, 1998

48

Stable σ-adducts of 5-azauracil with C-nucleophiles

Yurii A. Azev, Sergei V. Shorshnev, Detlef Gabel

Journal:

Mendeleev Communications

Year:

2001

Language:

english

File:

PDF, 100 KB

english, 2001

49

ChemInform Abstract: Purines, Pyrimidines, and Condensed Systems on Their Basis. Part 12. 1, 3-Dimethylpyrimido(4,5-d)pyrimidine-2,4-(1H,3H)-dione: The First Case of Regioselective Amination of Condensed Pyrimidines at Position 2.

A. V. GULEVSKAYA, A. F. POZHARSKII, S. V. SHORSHNEV, E. A. ZHELTUSHKINA

Journal:

Year:

1995

File:

PDF, 30 KB

1995

50

ChemInform Abstract: Synthesis and Properties of Pyrazolo(1,5-a)quinoline Derivatives - New Analogues of 6-Fluoroquinolones.

YU. A. AZEV, S. V. SHORSHNEV, N. A. KLYUEV, V. N. CHARUSHIN, O. N. CHUPAKHIN

Journal:

Year:

1996

File:

PDF, 33 KB

1996