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1

ChemInform Abstract: Interaction of Methyl N-(3-Oxoalkyl)carbamates, S-Methyl-carbamates, and -dithiocarbamates with Sodium Borohydride. Synthesis of Tetrahydro-1,3-oxazin-2-ones and -thiones.

A. S. Fisyuk, E. A. Ryzhova, B. V. Unkovskii

Journal:

Année:

2002

Fichier:

PDF, 34 KB

2002

2

Stereospecificity of the addition of hydrogen cyanide to the carbonyl group of substituted 4-piperidones. Synthesis and three-dimensional structures of substituted 4-hydroxy-4-cyanopiperidines

B. V. Unkovskii, M. Yu. D'yakov, T. D. Sokolova, V. B. Rozhnov

Journal:

Chemistry of Heterocyclic Compounds

Année:

1990

Langue:

english

Fichier:

PDF, 358 KB

english, 1990

3

Synthesis of 5,6-trimethylenetetrahydro-1,3-oxazine-4-spirocyclopentanes and their acyclic precursors

B. V. Unkovskii, Yu. F. Malina, I. P. Boiko, O. I. Kupriyanova

Journal:

Chemistry of Heterocyclic Compounds

Année:

1990

Langue:

english

Fichier:

PDF, 452 KB

english, 1990

4

Nucleophilic substitution at the C(4)atom in series of functionally 4-substituted hexahydropyrimidine-2-thiones. Synthesis of 4-alkylthiohexahydropyrimidine-2-thiones

L. A. Ignatova, A. D. Shutalev, M. T. Pagaev, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1988

Langue:

english

Fichier:

PDF, 630 KB

english, 1988

5

Synthesis and mass spectra of 4-mono- and 4,4-disubstituted 5,6-tetramethylenetetrahydro-1,3-oxazine-2-thiones

A. V. Peretokin, A. S. Moskovkin, I. V. Miroshnichenko, M. Ya. Botnikov, Yu. F. Malina, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1989

Langue:

english

Fichier:

PDF, 326 KB

english, 1989

6

Synthesis of 6-hydroxytetrahydro-1,3-thiazine-2-thiones and methyl esters of 3-oxoalkyldithiocarbamic acids from 1,3-isothiocyanato ketones

A. S. Fisyuk, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1991

Langue:

english

Fichier:

PDF, 259 KB

english, 1991

7

Synthesis of 2-methylthio-4H-1,3-thiazines

A. S. Fisyuk, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1992

Langue:

english

Fichier:

PDF, 148 KB

english, 1992

8

Investigation of the ring-chain tautomerism of alkyl-substituted 6-hydroxytetrahydro-1,3-thiazine-2-thiones by IR spectroscopy and mass spectrometry

A. S. Fisyuk, A. S. Moskovkin, I. V. Miroshnichenko, M. Ya. Botnikov, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1992

Langue:

english

Fichier:

PDF, 355 KB

english, 1992

9

Heteroadamantanes and their derivatives

A. I. Kuznetsov, T. D. Sokolova, I. A. Vladimirova, T. M. Serova, M. Yu. D'yakov, L. A. Shundrin, A. S. Moskovkin, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1992

Langue:

english

Fichier:

PDF, 354 KB

english, 1992

10

Synthesis of substituted 2-phenyl-4-piperidinones from styrylΒ-dimethylaminoethyl ketones and their steric structure

M. Yu. Dyakov, T. D. Sokolova, A. V. Peretokin, A. S. Moskovkin, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1991

Langue:

english

Fichier:

PDF, 286 KB

english, 1991

11

Heteroadamantanes and their derivatives. 9. Synthesis of 1,5-dinitro-3,7-diazabicyclo[3.3.1]nonane and derived 2,2-disubstituted 5,7-dinitro-1,3-diazaadamantanes

A. I. Kuznetsov, K. I. Romanova, E. B. Basargin, A. S. Moskovskii, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1990

Langue:

english

Fichier:

PDF, 339 KB

english, 1990

12

Synthesis of 4,2′-anhydro-4-hydroxy-3-(α-D-xylofuranosyl)hexahydropyrimidine-2-thiones

A. D. Shutalev, L. A. Ignatova, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1990

Langue:

english

Fichier:

PDF, 101 KB

english, 1990

13

Synthesis and use of 4-azidohexahydropyrimidin-2-thiones as efficient amidoalkylating reagents

A. D. Shutalev, L. A. Ignatova, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1990

Langue:

english

Fichier:

PDF, 133 KB

english, 1990

14

Synthesis of 5,6-dihydro-4h-1,3-thiazines based on substituted n-phenylthioureas

B. V. Unkovskii, I. P. Boiko, Yu. F. Malina, T. D. Sokolova, V. F. Shchegel'skii, L. N. Knyaz'kova

Journal:

Chemistry of Heterocyclic Compounds

Année:

1992

Langue:

english

Fichier:

PDF, 318 KB

english, 1992

15

Stereochemistry of the reactions of cyanohydrins of substituted 4-piperidones with ammonia and amines. Synthesis and structure of substituted 4-amino-, 4-methylamino-, and 4-dimethylamino-4-cyanopiperidines

B. V. Unkovskii, M. Yu. D'yakov, T. D. Sokolova, V. B. Rozhnov, G. V. Cherkaev

Journal:

Chemistry of Heterocyclic Compounds

Année:

1992

Langue:

english

Fichier:

PDF, 355 KB

english, 1992

16

Some stereochemical features of the formation of spiroimidazolidine-2,4-dione and spiroimidazolidine-2,4-dithione from 1,2,5-trimethyl-4-piperidone

B. V. Unkovskii, M. Yu. D'yakov, T. D. Sokolova, G. V. Cherkaev, V. B. Rozhnov

Journal:

Chemistry of Heterocyclic Compounds

Année:

1992

Langue:

english

Fichier:

PDF, 184 KB

english, 1992

17

Crystal structures of mononuclear and polynuclear heterocycles

B. P. Biryukov, B. V. Unkovskii, A. N. Kornilov, A. I. Kuznetsov, O. T. Burdelev

Journal:

Journal of Structural Chemistry

Année:

1972

Langue:

english

Fichier:

PDF, 67 KB

english, 1972

18

Crystal structures of mononuclear and polynuclear heterocycles

B. P. Biryukov, B. V. Unkovskii, B. V. Mochalin, A. N. Kornilov

Journal:

Journal of Structural Chemistry

Année:

1973

Langue:

english

Fichier:

PDF, 113 KB

english, 1973

19

Reactions of 1,3-isothiocyanato ketones with mineral acids. Synthesis of 3,4-dihydro-2H,1,3-thiazin-2-ones

A. S. Fisyuk, A. V. Peretokin, E. A. Ryzhova, I. P. Boiko, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1996

Langue:

english

Fichier:

PDF, 276 KB

english, 1996

20

Synthesis of tetrahydro-1,3-oxazin-2-ones and-2-thiones from esters of N-(3-oxoalkyl)carbamic and -dithiocarbamic acids

A. S. Fisyuk, E. V. Ryzhova, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1994

Langue:

english

Fichier:

PDF, 441 KB

english, 1994

21

Synthesis and spatial structure of methyl substituted 2-phenylpiperidine-4-spiro-5′-imidazolidine-2′,4′-diones

B. V. Unkovskii, M. Yu. D'yakov, G. V. Cherkaev, T. D. Sokolova

Journal:

Chemistry of Heterocyclic Compounds

Année:

1994

Langue:

english

Fichier:

PDF, 278 KB

english, 1994

22

Interaction between synthetic petides and individual components of the blood clotting system

M. T. Petrosyan, M. A. Rozenfel'd, A. K. Petrov, R. P. Evstigneeva, V. I. Unkovskii

Journal:

Bulletin of Experimental Biology and Medicine

Année:

1983

Langue:

english

Fichier:

PDF, 324 KB

english, 1983

23

Interaction of Methyl N-(3-oxoalkyl)carbamates, S-methyl -Carbamates, and -Dithiocarbamates with Sodium Borohydride. Synthesis of Tetrahydro-1,3-oxazin-2-ones and -thiones

A.S. Fisyuk, E.A Ryzhova, B.V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

2001

Langue:

english

Fichier:

PDF, 203 KB

english, 2001

24

ChemInform Abstract: Reaction of 1,3-Isothiocyanatoketones with Mineral Acids. Synthesis of 3,4-Dihydro-2H-1,3-thiazin-2-ones.

A. S. FISYUK, A. V. PERETOKIN, E. A. RYZHOVA, I. P. BOIKO, B. V. UNKOVSKII

Journal:

Année:

1996

Fichier:

PDF, 28 KB

1996

25

Esters of heterocyclic γ-amino alcohols

E. T. Golovin, A. P. Nikiforova, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1978

Langue:

english

Fichier:

PDF, 545 KB

english, 1978

26

Mannich reaction in a number of six-membered heterocyclic γ-ketones. XI. Aminomethylation of 2, 2, 5-trimethyl-4-oxotetrahydropyran and 2, 2, 5-trimethyl-4-oxotetrahydrothiapyran and reduction of the resulting amino ketones

E. T. Golovin, B. M. Glukhov, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1976

Langue:

english

Fichier:

PDF, 344 KB

english, 1976

27

An investigation of intramolecular hydrogen bonds and the spatial conformations of the stereoisomeric α-oxoalcohols of the cyclohexane, piperidine, and decahydroquinoline series

V. I. Mamonov, G. G. Dvoryantseva, N. P. Shulaev, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1969

Langue:

english

Fichier:

PDF, 517 KB

english, 1969

28

structure of 4,4,6-trimethyl-2-mylamino-5,6-dihydro-4H-1,3-thiazines and -oxazines

E. M. Peresleni, A. P. Engoyan, T. D. Zotova, Yu. N. Sheinker, L. A. Ignatova, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1977

Langue:

english

Fichier:

PDF, 538 KB

english, 1977

29

Alkaline hydrolysis of benzoates andϱ-nitrobenzoates of substituted 4-hydroxypiperidines

K. I. Romanova, L. B. Vinberg, S. V. Bogatkov, T. D. Sokolova, Yu. F. Malina, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1975

Langue:

english

Fichier:

PDF, 415 KB

english, 1975

30

Synthesis of substituted tetrahydro-1,3-oxazines

I. P. Boiko, Yu. E. Kazantsev, Yu. F. Malina, O. I. Zhuk, Yu. Yu. Samitov, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1973

Langue:

english

Fichier:

PDF, 345 KB

english, 1973

31

The law of the reactions of trans-2-ethoxy-3,4-epoxyteteahydropyran with some nucleophiles containing a mobile hydrogen atom

V. B. Mochalin, A. N. Kornilov, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1973

Langue:

english

Fichier:

PDF, 262 KB

english, 1973

32

Synthesis and spatial structure of the geometrical isomers of 4-substituted 1-tert-butyl-3-methyl-piperidin-4-ols and 4-acyloxy-1-tert-butyl-3-methylpiperidines

B. V. Unkovskii, Yu. F. Malina, T. D. Sokolova, S. I. Gavrilova, K. I. Romanova, Yu. V. Kolosov

Journal:

Chemistry of Heterocyclic Compounds

Année:

1973

Langue:

english

Fichier:

PDF, 426 KB

english, 1973

33

Synthesis of substituted 2-amino-5,6-dihydro-4H-1,3-thiazines and 2-iminotetrahydro-1,3-thiazines

P. L. Ovechkin, L. A. Ignatova, A. E. Gekhman, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1974

Langue:

english

Fichier:

PDF, 207 KB

english, 1974

34

Synthesis of substituted 2-amino-5,6-dihydro-4h-1,3-oxazines and 2-iminotetrahydro-1,3-oxazines

L. A. Ignatova, A. E. Gekhman, P. L. Ovechkin, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1974

Langue:

english

Fichier:

PDF, 222 KB

english, 1974

35

Prototropic tautomerism and absorption spectra of substituted 4-hydroxyhexahydropyrimidinethiones-2

B. V. Unkovskii, L. A. Ignatova, M. G. Zaitseva, M. M. Donskaya

Journal:

Chemistry of Heterocyclic Compounds

Année:

1965

Langue:

english

Fichier:

PDF, 435 KB

english, 1965

36

Basicities of stereoisomeric derivatives of piperidine and the stereopolar effect

B. V. Unkovskii, K. I. Romanova, T. D. Sokolova, S. V. Bogatkov, Yu. F. Malina

Journal:

Chemistry of Heterocyclic Compounds

Année:

1976

Langue:

english

Fichier:

PDF, 326 KB

english, 1976

37

N-glycosides. 7. Synthesis of 4,5′-anhydro-3-(2′,2′-O-isopropylidene-Β-D-ribofuranosyl)-4-hydroxyhexahydropyrimidine-2-thiones

A. D. Shutalev, L. L. Ignatova, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1986

Langue:

english

Fichier:

PDF, 502 KB

english, 1986

38

Synthesis of 4-Cyano-4-dimethylamino-1,3-dimethyl-piperidines and 4-cyano-4-dimethyl-1,2,5-trimethyl-piperidines and investigation of features of their reactions with some nucleophilic reagents

B. V. Unkovskii, Yu. S. Matyukhin, Yu. F. Malina, E. M. Urinovich

Journal:

Chemistry of Heterocyclic Compounds

Année:

1973

Langue:

english

Fichier:

PDF, 768 KB

english, 1973

39

The IR absorption spectra and spatial structure of the stereoisomeric 1, 2, 5-trimethyl-4-hydroxypiperidyl-4-carbinols

V. I. Mamonov, G. G. Dvoryantseva, N. P. Shulaev, é. B. Sysoeva, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1970

Langue:

english

Fichier:

PDF, 432 KB

english, 1970

40

Synthesis of substituted 2-arylimino-2,3-dihydro-4H-1,3-thiazines

P. L. Ovechkin, L. A. Ignatova, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1972

Langue:

english

Fichier:

PDF, 233 KB

english, 1972

41

Preparation of stereoisomeric functionally

L. N. Kralinina, R. I. Kruglikova, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1972

Langue:

english

Fichier:

PDF, 302 KB

english, 1972

42

Synthesis of 4,4, 6-trimethyl-2-arylamino-4h-1,3-thiazines

P. L. Ovechkin, L. A. Ignatova, A. E. Gekhman, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1972

Langue:

english

Fichier:

PDF, 281 KB

english, 1972

43

Structures and tautomerism of substituted 2-amino-4H-1.3-thiazines

P. L. Ovechkin, L. A. Ignatova, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1971

Langue:

english

Fichier:

PDF, 309 KB

english, 1971

44

Synthesis and three-dimensional structures of geometrical isomers of some 4-substitute d 1,2,5-trimethyl-4-acetoxy- and 1,2,5-trimethyl-4-benzoxypiperidines

T. D. Sokolova, Yu. V. Kolosov, Yu. F. Malina, S. V. Bogatkov, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1973

Langue:

english

Fichier:

PDF, 439 KB

english, 1973

45

Synthesis of substituted 2-amino-5,6-dihydro-4h-1, 3-oxazines

L. A. Ignatova, P. L. Ovechkin, M. Z. Branzburg, A. E. Gekhman, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1972

Langue:

english

Fichier:

PDF, 303 KB

english, 1972

46

Basicities and structures of 4,4,6-trimethyl-2-arylamino-5,6-dihydro-4H-1,3-thiazines and 4,4,6-trimethyl-2-arylamino-5,6-dihydro-4H-1,3-oxazines

L. A. Ignatova, P. L. Ovechkin, A. E. Gekhman, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1976

Langue:

english

Fichier:

PDF, 393 KB

english, 1976

47

Spectroscopic study of the long-range interaction in saturated heterocycles

O. V. Agashkin, S. V. Bogatkov, K. Praliev, T. D. Sokolova, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1971

Langue:

english

Fichier:

PDF, 423 KB

english, 1971

48

Synthesis of 2-ethoxy-2-carbethoxy-δ5-dihydropyrans and their derivatives

V. B. Mochalin, Z. I. Smolina, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1972

Langue:

english

Fichier:

PDF, 124 KB

english, 1972

49

Synthesis and three-dimensional structures of the cis and trans isomers of 3-methyl-1-tert-butyl-4-acetyl- and 3-methyl-1-tert-butyl-4-carbomethoxy-4-piperidols

B. V. Unkovskii, T. D. Sokolova, Yu. F. Malina, K. I. Romanova

Journal:

Chemistry of Heterocyclic Compounds

Année:

1973

Langue:

english

Fichier:

PDF, 515 KB

english, 1973

50

New example of the dimroth rearrangement

L. A. Ignatova, A. E. Gekhman, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1976

Langue:

english

Fichier:

PDF, 68 KB

english, 1976