Kirill N. Zelenin: search on Z-Library

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1

Stereoisomerism and Ring-Chain Tautomerism in 1-Hydroxy-2,3-dihydro-1H-pyrazolo[1,2-a]pyridazine-5,8-diones and 1-Hydroxy- and 1-Amino-2,3-dihydro-1H-pyrazolo[1,2-b]phthalazine-5,10-diones

Jari Sinkkonen, Vladimir Ovcharenko, Kirill N. Zelenin, Irina P. Bezhan, Boris A. Chakchir, Fatema Al-Assar, Kalevi Pihlaja

Journal:

European Journal of Organic Chemistry

Year:

2002

Language:

english

File:

PDF, 154 KB

english, 2002

2

Ring-chain tautomerism in 2-substituted 1,2,3,4-tetrahydroquinazolines A 1H, 13C and 15N NMR study

Jari Sinkkonen, Kirill N. Zelenin, Abdul-Kadir A. Potapov, Igor V. Lagoda, Valeriy V. Alekseyev, Kalevi Pihlaja

Journal:

Year:

2003

Language:

english

File:

PDF, 303 KB

english, 2003

3

RECENT ADVANCES IN THE REACTIONS OF HYDRAZINES AND HYDROXYLAMINES WITH (α,β-UNSATURATED AND β-DICARBONYL COMPOUNDS

Zelenin, Kirill N.

Journal:

Organic Preparations and Procedures International

Year:

1995

Language:

english

File:

PDF, 847 KB

english, 1995

4

ChemInform Abstract: 5-Hydroxy-4,5-dihydropyrazoles

Kirill N. Zelenin, Stanislav I. Yakimovitch

Journal:

Year:

1999

File:

PDF, 24 KB

1999

5

ChemInform Abstract: Antiinflammatory Activity of 2-Acyl-5(3)-hydroxytetrahydro-1H-pyrazole Derivatives.

Kirill N. Zelenin, Irina P. Bezhan, Leonid V. Pastushenkov, Eleonora G. Gromova, Elena E. Lesiovskaja, Boris A. Chakchir, Larisa F. Melnikova

Journal:

Year:

2000

File:

PDF, 28 KB

2000

6

Recyclization of 2-Aminobenzylimines and Thioaroylhydrazones of N-Substituted N-Hydroxy-3-oxobutanamides.

Kirill N. Zelenin, Igor V. Lagoda, Valeriy V. Alekseyev, Jari Sinkkonen, Roustem A. Shaikhutdinov, Kalevi Pihlaja

Journal:

Year:

2002

Language:

english

File:

PDF, 32 KB

english, 2002

7

Sodium salts of acylhydrazones of 1,3 - dioxocompounds and their acylation

Kirill N. Zelenin, Irina P. Bezhan, Boris A. Ershov, Alexander K. Zelenin

Journal:

Year:

1994

Language:

english

File:

PDF, 663 KB

english, 1994

8

2-SUBSTITUTED HEXAHYDROPYRIMIDINES AND THEIR TAUTOMERISM

Zelenin, Kirill N., Alekseyev, Valeriy V., Ukraintsev, Ilya V., Tselinsky, Igor V.

Journal:

Organic Preparations and Procedures International

Year:

1998

Language:

english

File:

PDF, 389 KB

english, 1998

9

1-ALKYLIDENE(ARYLIDENE)AMINO-2-AMINOETHANES AND THEIR TAUTOMERIZATION TO IMIDAZOLIDINES

Zelenin, Kirill N., Ukraintzev, Ilya V.

Journal:

Organic Preparations and Procedures International

Year:

1998

Language:

english

File:

PDF, 334 KB

english, 1998

10

Recyclizations of 2-aminobenzylimines and thioaroylhydrazones of N-substituted N-hydroxy-3-oxobutanamides

Kirill N. Zelenin, Igor V. Lagoda, Valeriy V. Alekseyev, Jari Sinkkonen, Kalevi Pihlaja, Roustem A. Shaikhutdinov

Journal:

Journal of Heterocyclic Chemistry

Year:

2002

Language:

english

File:

PDF, 66 KB

english, 2002

11

Tautomeric equilibria in the reaction products of asymmetric 1,3-diamines with β-dicarbonyl compounds

Olga A. Maloshitskaya, Valery V. Alekseyev, Jari Sinkkonen, Kirill N. Zelenin, Kalevi Pihlaja

Journal:

Year:

2006

Language:

english

File:

PDF, 312 KB

english, 2006

12

A comparison of ring-chain tautomerism in heterocycles derived from 2-aminobenzenesulfonamide and anthranilamide

Olga A. Maloshitskaya, Jari Sinkkonen, Valery V. Alekseyev, Kirill N. Zelenin, Kalevi Pihlaja

Journal:

Year:

2005

Language:

english

File:

PDF, 314 KB

english, 2005

13

1H and 13C NMR Study of 1-Hydrazino-2,3-dihydro-1H-pyrazolo[1,2-a]pyridazine-5,8-diones and -1H-pyrazolo[1,2-b]phthalazine-5,10-diones and Their Ring-Chain Tautomerism

Jari Sinkkonen, Vladimir Ovcharenko, Kirill N. Zelenin, Irina P. Bezhan, Boris A. Chakchir, Fatema Al-Assar, Kalevi Pihlaja

Journal:

European Journal of Organic Chemistry

Year:

2002

Language:

english

File:

PDF, 135 KB

english, 2002

14

Chain-ring-chain tautomerism in 2-aryl-substituted hexahydropyrimidines and 1H-2,3-dihydroperimidines. Does it appear?

Olga Maloshitskaya, Jari Sinkkonen, Vladimir V. Ovcharenko, Kirill N. Zelenin, Kalevi Pihlaja

Journal:

Year:

2004

Language:

english

File:

PDF, 254 KB

english, 2004

15

Anti-inflammatory Activity of 2-Acyl-5(3)-hydroxytetrahydro-1H-pyrazole Derivatives

Zelenin, Kirill, Bezhan, Irina, Pastushenkov, Leonid, Gromova, Eleonora, Lesiovskaja, Elena, Chakchir, Boris, Melnikova, Larisa

Journal:

Arzneimittelforschung

Year:

2011

Language:

english

File:

PDF, 75 KB

english, 2011

16

1,2-Diaminoethyl- and 1,3-diaminopropyl-derivatives of aldoses and their tautomerism

Kirill N. Zelenin, Valery V. Alekseyev, Ilja V. Ukraintsev, Igor V. Tselinsky

Journal:

Mendeleev Communications

Year:

1997

Language:

english

File:

PDF, 98 KB

english, 1997

17

Synthesis of 2,2-dialkyl-5-hydroxyisoxazolidinium and 1,1-Dialkyl-3-hydroxypyrazolidinium salts

Kirill N. Zelenin, Irina P. Bezhan, Igor V. Lagoda

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 113 KB

english, 1992

18

The chain-ring-ring tautomerism of thiosemicarbazones of alkanals in acidic media

Kirill N. Zelenin, Valery V. Alekseyev, Olga B. Kuznetsova, Vladimir N. Torocheshnikov, Ludmila A. Khorseeva

Journal:

Year:

1993

Language:

english

File:

PDF, 359 KB

english, 1993

19

Ring-Chain Tautomerism of N-Substituted Thiosemicarbazones

Kirill N. Zelenin, Olga B. Kuznetsova, Valeriy V. Alekseyev, Peter B. Terentyev, Vladimir N. Torocheshnikov, Vladimir V. Ovcharenko

Journal:

Year:

1993

Language:

english

File:

PDF, 722 KB

english, 1993

20

5-hydroxy-4,5-dihydropyrazoles

Kirill N. Zelenin, Valery V. Alekseyev, Alja R. Tygysheva, Stanislav I. Yakimovitch

Journal:

Year:

1995

Language:

english

File:

PDF, 358 KB

english, 1995

21

Ring–Ring Tautomerism of Aldohexose Thiocarbohydrazones

Kirill N. Zelenin, Valery V. Alekseyev, Petr B. Terentiev, Olga B. Kuznetsova, Vitaly V. Lashin, Vladimir V. Ovcharenko, Vladimir V. Torocheshnikov, Lyudmila A. Khorseyeva, Alexander A. Sorokin

Journal:

Mendeleev Communications

Year:

1993

Language:

english

File:

PDF, 362 KB

english, 1993

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