É. Kupche : rechercher sur Z-Library

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1

Conformational maps of medium-sized rings

É. L. Kupche, É. Lukevits

Journal:

Chemistry of Heterocyclic Compounds

Année:

1988

Langue:

english

Fichier:

PDF, 1.13 MB

english, 1988

2

Correlation between29Si-15N spin-spin coupling constants and the15N-NMR chemical shifts in silatranes

É. L. Kupche, É. Lukevits

Journal:

Chemistry of Heterocyclic Compounds

Année:

1989

Langue:

english

Fichier:

PDF, 152 KB

english, 1989

3

Synthesis, antitumorigenic activity, and electrochemical properties of uracil derivatives of the furan series

M. Trushule, É. Kupche, I. Augustane, N. V. Verovskii, É. Lukevits, L. Baumane, R. Gavar, Ya. Stradyn'

Journal:

Chemistry of Heterocyclic Compounds

Année:

1991

Langue:

english

Fichier:

PDF, 603 KB

english, 1991

4

An evaluation of the effect of laser irradiation on the mechanical properties of blood vessels following welding

B. N. Raubishko, Ya. A. Kupch, V. A. Chernyakov, Kh. B. Aide

Journal:

Mechanics of Composite Materials

Année:

1983

Langue:

english

Fichier:

PDF, 465 KB

english, 1983

5

Heterocyclic compounds based on maleic acid monoureide

I. K. Yurgevits, É. L. Kupche, U. Ya. Mikstais

Journal:

Chemistry of Heterocyclic Compounds

Année:

1979

Langue:

english

Fichier:

PDF, 417 KB

english, 1979

6

Multistep mechanism of conformational transitions in metallatranes

é. L. Kupche, é. é. Liepin'sh, é. Lukevits

Journal:

Chemistry of Heterocyclic Compounds

Année:

1987

Langue:

english

Fichier:

PDF, 344 KB

english, 1987

7

Hydrosilylation of N-allylpyrrolidine and N-allylpiperidine

É. Ya. Lukevits, A. E. Pestunovich, M. G. Voronkov, T. M. Kupch

Journal:

Chemistry of Heterocyclic Compounds

Année:

1972

Langue:

english

Fichier:

PDF, 155 KB

english, 1972

8

Oxidation of 1,1,2-trisubstituted hydrazines and 1,1-dimethylhydrazones stable 1,4-hydropyrazine and 1,2-dihydropyridazine systems

S. A. Giller, A. V. Eremeev, I. Ya. Kalvin'sh, V. G. Semenikhina, é. é. Liepin'sh, T. M. Kupch, I. S. Yankovskaya

Journal:

Chemistry of Heterocyclic Compounds

Année:

1976

Langue:

english

Fichier:

PDF, 465 KB

english, 1976

9

Effect of the reaction medium on the bromocyclization of maleic and fumaric acid monoureides

I. K. Yurgevitsa, É. L. Kupche

Journal:

Chemistry of Heterocyclic Compounds

Année:

1980

Langue:

english

Fichier:

PDF, 531 KB

english, 1980

10

Effect of the solvent on the13C NMR spectra of pyrimidine nucleosides

É. L. Kupche, U. Ya. Mikstais

Journal:

Chemistry of Heterocyclic Compounds

Année:

1980

Langue:

english

Fichier:

PDF, 251 KB

english, 1980

11

A study of the binding of manganese (II) with the sodium salts of nucleosides in aqueous solutions by the13C NMR method

É. L. Kupche, I. P. Sekatsis

Journal:

Chemistry of Natural Compounds

Année:

1979

Langue:

english

Fichier:

PDF, 237 KB

english, 1979

12

Conformational properties of the 2′- and 3′-hydroxy groups of 5′-O-trityluridine

Journal:

Chemistry of Natural Compounds

Année:

1981

Langue:

english

Fichier:

PDF, 351 KB

english, 1981

13

Investigation of the influence of intramolecular electrostatic interactions on the conformational equilibrium in pyrimidine nucleosides by the PMR method

Journal:

Chemistry of Natural Compounds

Année:

1981

Langue:

english

Fichier:

PDF, 341 KB

english, 1981

14

Use of broadened13C NMR signals in complexes of nucleosides with Mn(II) to evaluate the conformational equilibrium of the ribose ring

Journal:

Chemistry of Natural Compounds

Année:

1980

Langue:

english

Fichier:

PDF, 123 KB

english, 1980

15

Correlation of the C-1′ chemical shifts with the vicinal spin-spin coupling constants of the H-1′ and H-2′ protons in nucleosides. II. 2′-, 3′-, and 5′-O-substituted nucleosides

Journal:

Chemistry of Natural Compounds

Année:

1982

Langue:

english

Fichier:

PDF, 384 KB

english, 1982

16

ChemInform Abstract: A Multistep Mechanism for the Conformational Transitions in Metalatranes.

KUPCHE, E. L., LIEPINSH', E. E., LUKEVITS, E.

Journal:

Année:

1987

Fichier:

PDF, 82 KB

1987

17

ChemInform Abstract: Cleavage of the Si-Ph Bond by Amino Alcohols.

URTANE, I. P., ZELCHAN, G. I., LIEPIN'SH, E. E., KUPCHE, E. L., LUKEVITS, E.

Journal:

Année:

1987

Fichier:

PDF, 117 KB

1987

18

ChemInform Abstract: Aminostannylation of 1-Trimethylstannyl(germyl, silyl)-3-methoxy-1-propynes.

BOGORADOVSKII, E. T., ZAVGORODNII, V. S., LIEPIN'SH, E. E., KUPCHE, E. L., PETROV, A. A.

Journal:

Année:

1990

Fichier:

PDF, 93 KB

1990

19

ChemInform Abstract: OXIDATION OF 1,1,2-TRISUBSTITUTED HYDRAZINES AND 1,1-DIMETHYL HYDRAZONES. STABLE 1,4-DIHYDROPYRAZINE AND 1,2-DIHYDROPYRIDAZINE SYSTEMS

GILLER, S. A., EREMEEV, A. V., KALVIN'SH, I. YA., SEMENIKHINA, V. G., LIEPIN'SH, E. E., KUPCH, T. M., YANKOVSKAYA, I. S.

Journal:

Chemischer Informationsdienst

Année:

1976

Fichier:

PDF, 135 KB

1976

20

ChemInform Abstract: DIE HYDROSILYLIERUNG DES N-ALLYLPYRROLIDINS UND DES N-ALLYLPIPERIDINS

LUKEVICH, E. YA., PESTUNOVICH, A. E., VORONKOV, M. G., KUPCH, T. M.

Journal:

Chemischer Informationsdienst

Année:

1972

Fichier:

PDF, 189 KB

1972

21

ChemInform Abstract: Synthese und NMR-Spektren 1 H, 3 C, ′ 5 N, 73 Ge 1-substituierter Germatrane und 3-Homogermatrane.

ZELCHAN, G. I., LAPSINYA, A. F., SOLOMENNIKOVA, I. I., LUKEVITS, E., LIEPIN'SH, E. E., KUPCHE, E. L.

Journal:

Chemischer Informationsdienst

Année:

1983

Fichier:

PDF, 218 KB

1983

22

ChemInform Abstract: HETEROCYCLIC COMPOUNDS FROM THE MONOUREIDE OF MALEIC ACID. 1. STRUCTURE AND REACTIONS OF THE PRODUCT OF THE BROMINATION OF MALEIC ACID MONOUREIDE

YURGEVITS, I. K., KUPCHE, E. L., MIKSTAIS, U. YA.

Journal:

Chemischer Informationsdienst

Année:

1979

Fichier:

PDF, 145 KB

1979

23

ChemInform Abstract: SOLVENT INFLUENCE ON NMR (13)C SPECTRA OF PYRIMIDINE NUCLEOSIDES

KUPCHE, E. L., MIKSTAIS, U. YA.

Journal:

Chemischer Informationsdienst

Année:

1981

Fichier:

PDF, 81 KB

1981

24

ChemInform Abstract: SOLVENT INFLUENCE ON NMR (13)C SPECTRA OF PYRIMIDINE NUCLEOSIDES

KUPCHE, E. L., MIKSTAIS, U. YA.

Journal:

Chemischer Informationsdienst

Année:

1981

Fichier:

PDF, 81 KB

1981

25

ChemInform Abstract: INFLUENCE OF REACTION MEDIUM ON BROMCYCLIZATION OF MONOUREIDES OF MALEINIC AND FUMARIC ACIDS

YURGEVITSA, I. K., KUPCHE, E. L.

Journal:

Chemischer Informationsdienst

Année:

1981

Fichier:

PDF, 188 KB

1981