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51

ChemInform Abstract: Synthesis and Properties of 2,6-Diazabicyclo(2.2.2)octane-3,5-diones and the Corresponding Dithiones.

KALME, Z. A., LIEPIN'SH, E. E., PELCHER, YU. E., DUBUR, G. YA.

Journal:

Year:

1989

File:

PDF, 209 KB

1989

52

ChemInform Abstract: DARST. VON 8-(5-OXOINDENO(3,2-B)PYRIDYL-4)-NAPHTHOESAEURE-(1)

KATS, A. M., TIRZIT, G. D., DUBUR, G. YA.

Journal:

Chemischer Informationsdienst

Year:

1972

File:

PDF, 161 KB

1972

53

ChemInform Abstract: DERIVATE VON 2,6-DIHYDROXY-4,5-DIHYDROPYRIMIDINEN 3. MITT. DIE DARSTELLUNG VON AMIDEN UND HYDRAZIDEN DER D,L-DIHYDRO-OROT- UND DER D,L-UREIDOBERNSTEINSAEURE

SNIKER, D. YA., STANKEVICH, E. I., DUBUR, G. YA.

Journal:

Chemischer Informationsdienst

Year:

1972

File:

PDF, 175 KB

1972

54

ChemInform Abstract: SYNTHESIS AND PHARMACOLOGICAL ACTIVITY OF 4-ARYL-1,4-DIHYDROPYRIDINES

KASTRON, V. V., DUBUR, G. YA., VITOLIN, R. O., KIMENIS, A. A., SELGA, M. YA., KONDRATENKO, N. V., YAGUPOLSKII, L. M., TIRZITE, D. YA., FIALKOV, YU. A., SHELEZHENKO, S. V.

Journal:

Chemischer Informationsdienst

Year:

1983

File:

PDF, 136 KB

1983

55

ChemInform Abstract: CATION RADICALS IN THE ELECTROCHEMICAL OXIDATION OF 2,6-DIMETHYL-3,5-BIS(ETHOXYCARBONYL)-1,2-DIHYDROPYRIDINES

BAUMANE, L. KH., OGLE, YA. V., GAVAR, R. A., STRADYN', YA. P., DUBUR, G. YA.

Journal:

Chemischer Informationsdienst

Year:

1984

File:

PDF, 82 KB

1984

56

ChemInform Abstract: STUDY OF ELECTROOXIDATION OF 2,6-DIMETHYL-3,5-DIETHOXYCARBONYL-1,4-DIHYDROPYRIDINES IN ACETONITRILE BY THE ROTATING DISK-RING ELECTRODE METHOD

OGLE, YA. V., STRADYN', YA. P., DUBUR, G. YA., LUSIS, V. K., KADYSH, V. P.

Journal:

Chemischer Informationsdienst

Year:

1981

File:

PDF, 99 KB

1981

57

Synthesis and electrochemical oxidation of 1-aryl-3,5-diethoxycarbonyl-2,6-unsubstituted 1,4-dihydropyridines

B. S. Chekavichus, A. é Sausin'sh, V. P. Kadysh, G. Ya. Dubur, Ya. P. Stradyn'

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 359 KB

english, 1991

58

1,4-Dihydropyridine-3,5-dicarbothionic acid S-esters

B. A. Vigante, Ya. Ya. Ozols, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 472 KB

english, 1991

59

Equilibrium NH-acidity of 1,4-dihydropyridines and 4,5-dihydroindeno[1,2-b]pyridines

B. A. Vigante, M. I. Terekhova, Ya. Ya. Ozols, E. S. Petrov, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1989

Language:

english

File:

PDF, 327 KB

english, 1989

60

Reaction of 2-aroyl-1-cyclohexanones and their 6-amino derivatives with hydrazines

Ya. Ya. Ozol, É. É. Liepin'sh, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1975

Language:

english

File:

PDF, 254 KB

english, 1975

61

Synthesis and properties of derivatives of 1,4-dihydropyrimidine-5-carboxylic acid

E. L. Khanina, D. Kh. Mutsenietse, V. P. Kadysh, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1986

Language:

english

File:

PDF, 434 KB

english, 1986

62

Dibepin-2: A new color reagent for primary aliphatic amines

G. Ya. Dubur, G. Ya. Vanag

Journal:

Chemistry of Heterocyclic Compounds

Year:

1968

Language:

english

File:

PDF, 169 KB

english, 1968

63

New derivatives of 4-aryl-2,6-dimethyl-3,5-diacetyl-1,4- and 1,2-dihydropyridines

V. K. Lusis, A. Z. Zandersons, D. Kh. Mutsenietse, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1983

Language:

english

File:

PDF, 364 KB

english, 1983

64

Synthesis and hepatoprotectant activity of 5-carbamoyl- and 5-acetyl-2-alkylthio-6-methyl-4-aryl-3-cyano-1,4-dihydropyridines

A. A. Krauze, A. G. Odynets, A. A. Verreva, S. K. Germane, A. N. Kozhukhov, G. Ya. Dubur

Journal:

Pharmaceutical Chemistry Journal

Year:

1991

Language:

english

File:

PDF, 435 KB

english, 1991

65

Reaction of 2-arylidene-5-methylcyclopentane-1,3,4-trione with β-aminovinylcarbonyl compounds

A. Ya. Ozola, É. I. Stankevich, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1971

Language:

english

File:

PDF, 365 KB

english, 1971

66

ChemInform Abstract: Alkylation and Reductive Dethionation of 2-Thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylic Acid Derivatives.

KHANINA, E. L., SOLOTOYABKO, R. M., MUTSENIETSE, D. KH., DUBUR, G. YA.

Journal:

Year:

1990

File:

PDF, 168 KB

1990

67

ChemInform Abstract: Bromination of 2,6-Dimethyl-3,5-di(methoxycarbonyl)-4-(2-difluoromethoxyphenyl)-1,4-dihydropyridine (Foridon) (I).

SKRASTIN'SH, I. P., KASTRON, V. V., DUBUR, G. YA., MAZHEIKA, I. B., LIEPIN'SH, E. E.

Journal:

Year:

1990

File:

PDF, 111 KB

1990

68

ChemInform Abstract: Synthesis and Alkylation of 4,6-Diphenyl-3-thiocarbamoyl-3,4,5,6-tetrahydropyridin-2(1H)-one and 4,6-Diphenyl-3-thiocarbamoyl-3,4-dihydropyridin-2(1H)-one.

KRAUZE, A. A., LIEPIN'SH, E. E., DUBUR, G. YA.

Journal:

Year:

1990

File:

PDF, 206 KB

1990

69

ChemInform Abstract: SYNTHESIS AND CARDIOVASCULAR ACTIVITY OF SUBSTITUTED 3-CYANO-3,4-DIHYDROPYRIDINO-2-THIONES AND 3-CYANOPYRIDINO-2-THIONES

KRAUZE, A. A., VITOLINYA, R. O., ZARINSH, G. V., PELCHER, YU. E., KALME, Z. A., KIMENIS, A. A., DUBUR, G. YA.

Journal:

Chemischer Informationsdienst

Year:

1985

File:

PDF, 147 KB

1985

70

ChemInform Abstract: DIE SYNTH. UND OX. VON 1,4-DIHYDROISONICOTINSAEURE-DERIVATEN

DUBUR, G. YA., ULDRIKIS, YA. R.

Journal:

Chemischer Informationsdienst

Year:

1972

File:

PDF, 250 KB

1972

71

ChemInform Abstract: SUBSTITUTION REACTIONS IN 2,6-METHYL GROUPS OF 1,4-DIHYDROPYRIDINES

KASTRON, V. V., KATS, A. M., DUBUR, G. YA., ZOLOTOYABKO, R. M.

Journal:

Chemischer Informationsdienst

Year:

1979

File:

PDF, 128 KB

1979

72

ChemInform Abstract: Ethyl Esters of 1,4-Dihydropyridinecarbodithionic Acids and Electronic Effects of Sulfur Containing Ester Groups.

VIGANTE, B. A., OZOLS, YA. YA., TEREKHOVA, M. I., PETROV, E. S., DUBUR, G. YA., LIEPIN'SH, E. E., ROZENTALE, G. I.

Journal:

Chemischer Informationsdienst

Year:

1986

File:

PDF, 127 KB

1986

73

ChemInform Abstract: 4-SUBSTITUTED 2,6-DIMETHYL-3,5-DI-(BETA-ALKOXY-ETHOXYCARBONYL)-1,4-DIHYDROPYRIDINES

SAUSIN, A. E., DUBUR, G. YA., VITOLIN, R. O., KIMENIS, A. A., POPELIS, YU. YU.

Journal:

Chemischer Informationsdienst

Year:

1975

File:

PDF, 120 KB

1975

74

Bromination of 1-substituted-3,5-dicarbalkoxy-2,6-dimethyl-1,4-dihydropyridines

B. S. Chekavichus, A. é. Sausin'sh, I. P. Skrastin'sh, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1989

Language:

english

File:

PDF, 126 KB

english, 1989

75

Synthesis of phenyl-substituted derivatives of decahydrophenanthridine-1, 7-dione and hexahydro-8-isoquinolone

Ya. Ya. Ozols, A. N. Pyrko, B. A. Vigante, R. R. Dubure, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1992

Language:

english

File:

PDF, 382 KB

english, 1992

76

13C-NMR spectra of substituted 1,4-dihydropyridines

é. é. Liepin'sh, R. M. Zolotoyabko, B. S. Chekavichus, A. é. Sausin', V. K. Lusis, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1989

Language:

english

File:

PDF, 431 KB

english, 1989

77

Ryodipine — A new fluorescent probe for detecting differences between lymphocytes

G. V. Belevich, V. V. Kosnikov, G. Ya. Dubur, G. E. Dobretsov

Journal:

Bulletin of Experimental Biology and Medicine

Year:

1989

Language:

english

File:

PDF, 375 KB

english, 1989

78

Synthesis and chemical properties of 8-aryl-7-acyl-1-6-dimethyl-6-hydroxy-4-cyano-5,6,7,8-tetrahydro-3(2H)-isoquinolinones and isoquinolinethiones

A. I. Ozols, Yu. Ê. Pelcher, Z. A. Kalme, Yu. Yu. Popelis, I. V. Turovskis, G. Ya. Duburs

Journal:

Chemistry of Heterocyclic Compounds

Year:

1996

Language:

english

File:

PDF, 515 KB

english, 1996

79

Reduction of 3-substituted 2-methylquinolines with sodium tetrahydroborate

A. Sobolev, B. Vigante, Ya. Ozols, G. Duburs

Journal:

Chemistry of Heterocyclic Compounds

Year:

1996

Language:

english

File:

PDF, 621 KB

english, 1996

80

Free radicals of electrochemical reduction of derivatives of 3-nitro-1,4-dihydropyridines

Ya. Stradyn', L. Baumane, R. Gavars, B. Vigante, G. Duburs

Journal:

Chemistry of Heterocyclic Compounds

Year:

1995

Language:

english

File:

PDF, 853 KB

english, 1995

81

4,4-dialkyl-1,4-dihydropyridine-3,5-dicarbonitriles

G. Ya. Dubur, A. M. Kats, T. M. Kupcha, I. B. Mazheika

Journal:

Chemistry of Heterocyclic Compounds

Year:

1973

Language:

english

File:

PDF, 176 KB

english, 1973

82

Structures of the products of the reaction of β-aminovinylcarbonyl compounds, a β-diketone, and an aldehyde

É. I. Stankevich, É. É. Grinshtein, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1975

Language:

english

File:

PDF, 295 KB

english, 1975

83

Structure and properties of 2,4a-dimethyl-4-phenyl-3-ethoxycarbonyl-5-oxo-4a,5-dihydro-4H-indeno[1,2-b]pyridine

M. F. Bundule, A. F. Mishnev, Ya. Ya. Bleidelis, V. K. Lusis, D. Kh. Mutsenietse, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1984

Language:

english

File:

PDF, 405 KB

english, 1984

84

Electrochemical preparation of pyridinyl radicals, substituted by electron acceptors in the β-position

R. A. Gavar, L. Kh. Baumane, Ya. P. Stradyn', V. K. Lusis, G. Ya. Dubur, D. Kh. Mutsenietse

Journal:

Chemistry of Heterocyclic Compounds

Year:

1986

Language:

english

File:

PDF, 140 KB

english, 1986

85

Study of the electrical oxidation of 2,6-dimethyl-3,5-diethoxy-carbonyl-1,4-dihydropyridines in acetonitrile by means of a rotating disk electrode with a ring

Ya. V. Ogle, Ya. P. Stradyn', G. Ya. Dubur, V. K. Lusis, V. P. Kadysh

Journal:

Chemistry of Heterocyclic Compounds

Year:

1980

Language:

english

File:

PDF, 423 KB

english, 1980

86

Synthesis and cardiotonic activity of 2-pyridone derivatives

A. A. Krauze, V. N. Garalene, G. Ya. Dubur

Journal:

Pharmaceutical Chemistry Journal

Year:

1993

Language:

english

File:

PDF, 267 KB

english, 1993

87

ChemInform Abstract: Acidic Hydrolysis of N-Methyl Derivatives of 4-Phenyl-5-oxo-4,5-dihydroindeno(1,2-b)pyridine.

LUSIS, V. K., MUTSENIETSE, D. KH., DUBUR, G. YA.

Journal:

Year:

1987

File:

PDF, 110 KB

1987

88

ChemInform Abstract: 3-Amino-2-carbamoyl-4,6-diphenyl-4,5- and -4,7-dihydrothieno(2,3-b)pyridines.

KRAUZE, A. A., LIEPIN'SH, E. E., DUBUR, G. YA.

Journal:

Year:

1987

File:

PDF, 108 KB

1987

89

ChemInform Abstract: DERIVATE VON 2,4-DIHYDROXY-5,6-DIHYDROPYRIMIDINEN 4. MITT. DER EINFLUSS DER STRUKTUR VON AMINEN AUF DIE BLDG. VON DIHYDROOROTSAEURE- UND UREIDOBERNSTEINSAEUREAMIDEN

SNIKER, D. YA., STANKEVICH, E. I., DUBUR, G. YA.

Journal:

Chemischer Informationsdienst

Year:

1973

File:

PDF, 159 KB

1973

90

ChemInform Abstract: ALKYLATION OF 3-CYANO-2-OXOPYRIDINE DERIVATIVES

BOMIKA, Z. A., ANDABURSKAYA, M. B., PELCHER, YU. E., DUBUR, G. YA.

Journal:

Chemischer Informationsdienst

Year:

1976

File:

PDF, 98 KB

1976

91

ChemInform Abstract: SYNTHESIS AND PHARMACOLOGICAL STUDIES OF SOME 1,2,3,4-TETRAHYDROPYRIMIDINE-5-CARBOXYLIC ACID DERIVATIVES

KHANINA, E. L., SILINIETSE, G. O., OZOL, YA. YA., DUBUR, G. YA., KIMENIS, A. A.

Journal:

Chemischer Informationsdienst

Year:

1979

File:

PDF, 130 KB

1979

92

Infrared absorption of 4,5-dihydroindeno[1,2-b]pyridines

B. A. Vigante, Ya. Ya. Ozols, S. P. Valtere, R. R. Dubure, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1989

Language:

english

File:

PDF, 249 KB

english, 1989

93

Some substitution and heterocyclization reactions based on 1,4-dihydropyridines

I. P. Skrastin'sh, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1992

Language:

english

File:

PDF, 595 KB

english, 1992

94

4-Azaindane-1,3-dione derivatives

É. I. Stankevich, A. Ya. Ozola, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1975

Language:

english

File:

PDF, 387 KB

english, 1975

95

Synthesis of 4-aryl-5-thioxo-4,5-dihydroindeno[1,2-b]pyridines

V. K. Lusis, D. Kh. Mutsenietse, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1986

Language:

english

File:

PDF, 64 KB

english, 1986

96

ChemInform Abstract: Synthesis, Properties, and Cardiovascular Activity of Substituted 4-Dihydropyridine-2(3H)-thiones.

KRAUZE, A. A., VITOLIN'A, R. O., ROMANOVA, M. R., DUBUR, G. YA.

Journal:

Year:

1988

File:

PDF, 184 KB

1988

97

ChemInform Abstract: SYNTHESIS AND PHARMACOLOGICAL ACTIVITY OF 4-(O-DIFLUOROMETHOXYPHENYL)-1,4-DIHYDROPYRIDINES

KASTRON, V. V., DUBUR, G. YA., VITOLIN, R. O., SKRASTINSH, I. P., KIMENIS, A. A.

Journal:

Chemischer Informationsdienst

Year:

1985

File:

PDF, 138 KB

1985

98

ChemInform Abstract: VOLTAMPEROMETRIE VON 1,4-DIHYDROPYRIDINDERIVATEN 1. MITT. DIE POTENTIALE DER ELEKTROCHEMISCHEN OX. VON 3,5-DIACYL- UND 3,5-DI-(ALKOXYCARBONYL)-1,4-DIHYDROPYRIDINEN IN ACETONITRIL

STRADYN', YA. P., DUBUR, G. YA., BEILIS, YU. I., ULDRIKIS, YA. R., KOROTKOVA, A. F.

Journal:

Chemischer Informationsdienst

Year:

1972

File:

PDF, 96 KB

1972

99

ChemInform Abstract: Synthesis and Properties of Some Ethyl 1,2-Dihydropyridine-3,S-dicarboxylates.

MUTSENIETSE, D. KH., LUSIS, V. K., DUBUR, G. YA.

Journal:

Chemischer Informationsdienst

Year:

1983

File:

PDF, 190 KB

1983

100

ChemInform Abstract: Synthesis of Substituted 5-Oxoindeno[1,2-b]pyridinium Salts.

ZANDERSONS, A. Z., LUSIS, V. K., MUTSENIETSE, D. KH., DUBUR, G. YA.

Journal:

Chemischer Informationsdienst

Year:

1986

File:

PDF, 121 KB

1986

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