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1

Reactions of 1,4-dihydropyridines (review)

A. Sausin'sh, G. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Année:

1993

Langue:

english

Fichier:

PDF, 1.72 MB

english, 1993

2

Rearrangement and Cyclization of β-Mesyloxy Ketones. Synthesis of δ-Sultones

Norbert De Kimpe, Marc Boeykens, Laszio Lazar, Zsolt Szakonyi, Andrejs Kemme, Gunars Duburs

Journal:

Bulletin des Sociétés Chimiques Belges

Année:

1994

Langue:

english

Fichier:

PDF, 385 KB

english, 1994

3

Natural and synthetic antioxidants: An updated overview

Augustyniak, Agnieszka, Bartosz, Grzegorz, Čipak, Ana, Duburs, Gunars, Horáková, L'Ubica, Łuczaj, Wojciech, Majekova, Magdalena, Odysseos, Andreani D., Rackova, Lucia, Skrzydlewska, Elżbieta

Journal:

Free Radical Research

Année:

2010

Langue:

english

Fichier:

PDF, 1.63 MB

english, 2010

4

Effect of new and known 1,4-dihydropyridine derivatives on blood glucose levels in normal and streptozotocin-induced diabetic rats

Janīna Briede, Māra Stivriņa, Dzintra Stoldere, Egīls Bisenieks, Jānis Uldriķis, Jānis Poikāns, Natālija Makarova, Gunārs Duburs

Journal:

Cell Biochemistry and Function

Année:

2004

Langue:

english

Fichier:

PDF, 105 KB

english, 2004

5

Antioxidationsaktivität der 3,5-Dicarbonylderivate des 2,6-Demethyl-1,4-dihydropyridins

Dr. G. Tirzitis, I. Kirule, Prof. G. Duburs

Journal:

European Journal of Lipid Science and Technology

Année:

1988

Langue:

german

Fichier:

PDF, 325 KB

german, 1988

6

An efficient chemoenzymatic approach to enantiomerically pure 4-[2-(difluoromethoxy)phenyl] substituted 1,4-dihydropyridine-3,5-dicarboxylates

Arkadij Sobolev, Maurice C.R. Franssen, Brigita Vigante, Brigita Cekavicus, Natalija Makarova, Gunars Duburs, Aede de Groot

Journal:

Tetrahedron: Asymmetry

Année:

2001

Langue:

english

Fichier:

PDF, 120 KB

english, 2001

7

Chlorination of 2,6-dimethyl-3,5-dicarbomethoxy-4-(2′-difluoromethoxyphenyl)-1,4-dihydropyridine (phoridone)

I. P. Skrastin'sh, V. V. Kastron, É. É. Liepin'sh, I. B. Mazheika, R. O. Vitolinya, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Année:

1990

Langue:

english

Fichier:

PDF, 251 KB

english, 1990

8

Bromination of 2,6-dimethyl-3,5-dimethoxycarbonyl-4-(2′-difluoromethoxyphenyl)-1,4-dihydropyridine (foridone)

I. P. Skarstin'sh, V. V. Kastron, G. Ya. Dubur, I. B. Mazheika, É. É. Liepin'sh

Journal:

Chemistry of Heterocyclic Compounds

Année:

1989

Langue:

english

Fichier:

PDF, 410 KB

english, 1989

9

Synthesis of 2-methyl-3-nitro-4-phenyl-1,4-dihydroquinoline

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

Journal:

Chemistry of Heterocyclic Compounds

Année:

1989

Langue:

english

Fichier:

PDF, 50 KB

english, 1989

10

Sulfonation of 2,6-dimethyl-3,5-dimethoxycarbonyl-4-2-difluoromethoxyphenyl)-1,4-dihydropyridine (phoridone)

É. É. Liepin'sh, I. P. Skrastin'sh, V. V. Kastron, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Année:

1989

Langue:

english

Fichier:

PDF, 147 KB

english, 1989

11

Methods for the synthesis of 4-pyrazolyl- and 4pyridyl-5-oxo-1, 4,5,7-tetrahydrofuro[3,4-b]pyridines

A. Sausln'sh, B. Chekavlchus, G. Duburs

Journal:

Chemistry of Heterocyclic Compounds

Année:

1995

Langue:

english

Fichier:

PDF, 524 KB

english, 1995

12

1,4-Dihydropyridines containing sulfur (review)

Ya. Ozols, B. Vigante, G. Duburs

Journal:

Chemistry of Heterocyclic Compounds

Année:

1994

Langue:

english

Fichier:

PDF, 1.05 MB

english, 1994

13

Synthesis and self-assembly of novel fluorous cationic amphiphiles with a 3,4-dihydro-2(1H)-pyridone spacer

Rufus Smits, Yelena Goncharenko, Iveta Vesere, Baiba Skrivele, Oksana Petrichenko, Brigita Vigante, Marina Petrova, Aiva Plotniece, Gunars Duburs

Journal:

Journal of Fluorine Chemistry

Année:

2011

Langue:

english

Fichier:

PDF, 383 KB

english, 2011

14

3-Amino-2-carbamoyl-4,6-diphenyl-4,5- and -4,7-dihydrothieno-[2,3-b]pyridines

A. A. Krauze, é. é. Liepin'sh, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Année:

1987

Langue:

english

Fichier:

PDF, 85 KB

english, 1987

15

Synthesis and pharmacological activity of 4-(2-difluoromethoxyphenyl)-1,4-dihydropyridines

V. V. Kastron, G. Ya. Dubur, R. O. Vitolin', I. P. Skrastin'sh, A. A. Kimenis

Journal:

Pharmaceutical Chemistry Journal

Année:

1985

Langue:

english

Fichier:

PDF, 406 KB

english, 1985

16

Synthesis and pharmacological activity of 4-aryl-l,4-dihydropyridines

V. V. Kastron, G. Ya. Dubur, R. O. Vitolin', A. A. Kimenis, M. Ya. Selga, N. V. Kondratenko, L. M. Yagupol'skii, D. Ya. Tirzite, Yu. A. Fialkov, S. V. Shelezhenko

Journal:

Pharmaceutical Chemistry Journal

Année:

1982

Langue:

english

Fichier:

PDF, 581 KB

english, 1982

17

Cerebrocrast promotes the cotransport of H+ and Cl− in rat liver mitochondria

Maria A.S. Fernandes, Amália S. Jurado, Romeu A. Videira, Maria S. Santos, António J.M. Moreno, Astrida Velena, Gunars Duburs, Catarina R. Oliveira, Joaquim A.F. Vicente

Journal:

Année:

2005

Langue:

english

Fichier:

PDF, 193 KB

english, 2005

18

Modulation of cellular defense processes in human lymphocytes in vitro by a 1,4-dihydropyridine derivative

Nadezhda I. Ryabokon, Nataliya V. Nikitchenko, Olga V. Dalivelya, Rose I. Goncharova, Gunars Duburs, Maria Konopacka, Joanna Rzeszowska-Wolny

Journal:

Mutation Research/Genetic Toxicology and Environmental Mutagenesis

Année:

2009

Langue:

english

Fichier:

PDF, 469 KB

english, 2009

19

Effect of Acyl Chain Length and Branching on the Enantioselectivity of Candida r ugosa Lipase in the Kinetic Resolution of 4-(2-Difluoromethoxyphenyl)-Substituted 1,4-Dihydropyridine 3,5-Diesters

Sobolev, Arkadij, Franssen, Maurice C. R., Vigante, Brigita, Cekavicus, Brigita, Zhalubovskis, Raivis, Kooijman, Huub, Spek, Anthony L., Duburs, Gunars, de Groot, Aede

Journal:

Journal of Organic Chemistry

Année:

2002

Langue:

english

Fichier:

PDF, 124 KB

english, 2002

20

Synthesis of 3-alkoxycarbonyl-6-alkylsulfanyl-4-[2-(difluoromethoxy)phenyl]-1,4-dihydropyridines and related derivatives as analogs of cognition enhancer cerebrocrast

Krauze, A., Andzans, Z., Krasnova, L., Germane*, S., Domracheva, I., Adlere, I., Grinberga, S., Duburs, G.

Journal:

Chemistry of Heterocyclic Compounds

Année:

2013

Langue:

english

Fichier:

PDF, 403 KB

english, 2013

21

SYNTHESIS OF 4-SUBSTITUTED PYRIDIN-2(1H)-ONES, PYRIDINE-2(1H)-THIONES, RELATED DERIVATIVES AS ANALOGUES OF CARDIOTONIC DRUG MILRINONE

Krauze, A., Vitoluia, R., Garalene, V., Jänsch, H.-J., Duburs, G.

Journal:

Heterocyclic Communications

Année:

1999

Langue:

english

Fichier:

PDF, 1.18 MB

english, 1999

22

ChemInform Abstract: Sulfonation of 2,6-Dimethyl-3,5-dimethoxycarbonyl-4-(2-difluoromethoxyphenyl)-1,4-dihydropyridine (Foridon).

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

Journal:

Année:

1990

Fichier:

PDF, 95 KB

1990

23

Modification of swelling–contraction–aggregation processes in rat muscle mitochondria by the 1,4-dihydropyridines, cerebrocrast and glutapyrone, themselves and in the presence of azidothymidine

Astrīda Velēna, Arnis Skujiņš, Šimons Svirskis, Egīls Bisenieks, Jānis Uldriķis, Jānis Poikāns, Gunārs Duburs, Vija Kluša

Journal:

Cell Biochemistry and Function

Année:

1997

Langue:

english

Fichier:

PDF, 196 KB

english, 1997

24

Effects of some 1,4-dihydropyridine Ca antagonists on the blast transformation of rat spleen lymphocytes

Janīna Briede, Daina Daija, Egīls Bisenieks, Natālija Makarova, Jānis Uldriķis, Jānis Poikāns, Gunārs Duburs

Journal:

Cell Biochemistry and Function

Année:

1999

Langue:

english

Fichier:

PDF, 146 KB

english, 1999

25

Effect of cerebrocrast on the lymphocyte blast transformation activity in normal and streptozotocin-induced diabetic rats

Janĩna Briede, Daina Daija, Mãra Stivrina, Gunãrs Duburs

Journal:

Cell Biochemistry and Function

Année:

1999

Langue:

english

Fichier:

PDF, 119 KB

english, 1999

26

Derivatives of 1,4-dihydropyridines as modulators of ascorbate-induced lipid peroxidation and high-amplitude swelling of mitochondria, caused by ascorbate, sodium linoleate and sodium pyrophosphate

Astrīda Velēna, Juris Zilbers, Gunārs Duburs

Journal:

Cell Biochemistry and Function

Année:

1999

Langue:

english

Fichier:

PDF, 242 KB

english, 1999

27

Protective effect of cerebrocrast on rat brain ischaemia induced by occlusion of both common carotid arteries

Janïna Brīede, Gunárs Duburs

Journal:

Cell Biochemistry and Function

Année:

2007

Langue:

english

Fichier:

PDF, 115 KB

english, 2007

28

Distinct effects of atypical 1,4-dihydropyridines on 1-methyl-4-phenylpyridinium-induced toxicity

Linda Klimaviciusa, Vija Klusa, Gunars Duburs, Allen Kaasik, Anti Kalda, Alexander Zharkovsky

Journal:

Cell Biochemistry and Function

Année:

2007

Langue:

english

Fichier:

PDF, 114 KB

english, 2007

29

Effect of cerebrocrast, a new long-acting compound on blood glucose and insulin levels in rats when administered before and after STZ-induced diabetes mellitus

J. Briede, M. Stivrina, Dz. Stoldere, B. Vigante, G. Duburs

Journal:

Cell Biochemistry and Function

Année:

2007

Langue:

english

Fichier:

PDF, 194 KB

english, 2007

30

Acute effect of antidiabetic 1,4-dihydropyridine compound cerebrocrast on cardiac function and glucose metabolism in the isolated, perfused normal rat heart

Janina Briede, Mara Stivrina, Brigita Vigante, Dzintra Stoldere, Gunars Duburs

Journal:

Cell Biochemistry and Function

Année:

2008

Langue:

english

Fichier:

PDF, 137 KB

english, 2008

31

Effect of cerebrocrast on body and organ weights, food and water intake, and urine output of normal rats

Janina Briede, Mara Stivrina, Dzintra Stoldere, Brigita Vigante, Gunars Duburs

Journal:

Cell Biochemistry and Function

Année:

2008

Langue:

english

Fichier:

PDF, 115 KB

english, 2008

32

Effect of cerebrocrast on the function of human platelets and release of the arachidonic acid from plasma membrane

Janīna Briede, Kārlis Heidemanis, Inese Dabina, Gunārs Duburs

Journal:

Cell Biochemistry and Function

Année:

2002

Langue:

english

Fichier:

PDF, 81 KB

english, 2002

33

ChemInform Abstract: Synthesis of 3-Oxo-2,3,4,7-tetrahydrothiazolo(3,2-a)pyridines.

A. KRAUZE, G. DUBURS

Journal:

Année:

1997

Fichier:

PDF, 27 KB

1997

34

ChemInform Abstract: Free Radicals by Electrochemical Reduction of 1,2-Dihydro-3- nitropyridine Derivatives.

J. STRADINS, R. GAVARS, L. BAUMANE, B. VIGANTE, G. DUBURS

Journal:

Année:

1997

Fichier:

PDF, 24 KB

1997

35

ChemInform Abstract: Synthesis of 1,4-Dihydropyridine Derivatives Containing Hydroxy-, Alkoxy- or Dimethylaminophenyl Substituents at the 4-Position, Their Antioxidant Activity and Binding to Phospholipid Membranes.

M. PLOTNIETSE, G. TIRZITIS, YA. ULDRIKIS, ZH. KORONOVA, D. TIRZITE, N. MAKAROVA, G. DUBURS

Journal:

Année:

1997

Fichier:

PDF, 29 KB

1997

36

ChemInform Abstract: Reduction of 3-Substituted 2-Methylquinolines with Sodium Tetrahydroborate.

A. SOBOLEV, B. VIGANTE, YA. OZOLS, G. DUBURS

Journal:

Année:

1997

Fichier:

PDF, 30 KB

1997

37

ChemInform Abstract: Free Radicals in the Electrochemical Reduction of 3,5-Dinitro-1,2- dihydropyridine Derivatives (I).

YA. STRADYN', R. GAVAR, L. BAUMANE, B. VIGANTE, G. DUBUR

Journal:

Année:

1997

Fichier:

PDF, 26 KB

1997

38

ChemInform Abstract: Electrochemical Reduction of 4-Nitrophenyl-1,2- (II) and -1,4- dihydropyridines (I) and ESR Spectra of the Formed Free Radicals.

L. BAUMANE, R. GAVAR, YA. STRADYN', G. DUBUR

Journal:

Année:

1997

Fichier:

PDF, 27 KB

1997

39

ChemInform Abstract: Some Reactions of N-Ethoxycarbonylmethylpyridinium Bromides Containing a Pyridyl- or 1,4-Dihydropyridyl-Substituent in Position 3.

N. V. MAKAROVA, A. PLOTNIETSE, G. TIRZITIS, I. TUROVSKII, G. DUBUR

Journal:

Année:

1997

Fichier:

PDF, 34 KB

1997

40

ChemInform Abstract: Cation Radicals Formed by Electrochemical Oxidation of 1,2,6-Trimethyl-3,5-diacetyl-1,2-dihydropyridines

YA. STRADYN', R. GAVARS, L. BAUMANE, G. DUBURS

Journal:

Année:

1997

Fichier:

PDF, 25 KB

1997

41

ChemInform Abstract: N-Aryl-2-hydroxy-1,2,3,4-tetrahydropyridines and N-Aryl-2-chloromethylene-1,2,3,4-tetrahydropyridines — Consecutive Intermediates in the Hantzsch Synthesis of 1,4-Dihydropyridines.

B. CHEKAVICHUS, YU. POPELIS, E. SHEBENINA, A. SAUSIN'SH, R. VERHE, G. DUBURS

Journal:

Année:

1998

Fichier:

PDF, 36 KB

1998

42

ChemInform Abstract: Regioselective Synthesis of Methyl 5,7-Diphenyl-3-ethoxycarbonylmethyl-4,7-dihydrothiazolo [3,2-a]pyridine-8-carboxylate.

A. KRAUZE, G. DUBURS

Journal:

Année:

1998

Fichier:

PDF, 31 KB

1998

43

ChemInform Abstract: Interaction of 1,4-Dihydropyridine Derivatives with Peroxynitrite Anion.

G. TIRZITIS, E. KAZUSH, G. DUBURS

Journal:

Année:

1998

Fichier:

PDF, 32 KB

1998

44

ChemInform Abstract: A New Method for the Preparation of 2,6-Diazabicyclo[2.2.2]octane-3,5-diones.

R. A. ZHALUBOVSKIS, Z. A. KALME, G. YA. DUBURS

Journal:

Année:

1998

Fichier:

PDF, 30 KB

1998

45

ChemInform Abstract: Derivatives of Octahydropyrrolo[4,3,2-m,n]acridine. Part 5. Alkylation of 1-Methyl- and 1-Aryl-4,4,8,8-tetramethyl-2,3,4,5,7,8,9,10-octahydropyrrolo [4,3,2-m,n]acridin-10-ones.

YA. R. ULDRIKIS, E. A. BISENIEKS, G. YA. DUBURS

Journal:

Année:

1998

Fichier:

PDF, 34 KB

1998

46

ChemInform Abstract: Efficient Regioselective One-Pot Synthesis of Partially Hydrogenated Thiazolo[3,2-a]pyridines.

A. KRAUZE, J. POPELIS, G. DUBURS

Journal:

Année:

1998

Fichier:

PDF, 32 KB

1998

47

ChemInform Abstract: Hexahydroisoquinolones-8 Containing Electron Acceptor Substituents in Position 4.

Ya. Ozols, B. Vigante, L. Baumane, A. Mishnev, I. Turovskis, G. Duburs, J. Stradins

Journal:

Année:

1999

Fichier:

PDF, 32 KB

1999

48

ChemInform Abstract: Derivatives of 3-Cyano-6-phenyl-4-(3′-pyridyl)-pyridine-2(1H)-thione and Their Neurotropic Activity.

Aivars Krauze, Skaidrite Germane, Ojars Eberlins, Igors Sturms, Vija Klusa, Gunars Duburs

Journal:

Année:

1999

Fichier:

PDF, 30 KB

1999

49

ChemInform Abstract: Synthesis of 6-Alkylthio-5-carbamoyl-3-cyano-4-phenyl-3,4-dihydropyridin-2(1H)-ones.

A. Krauze, G. Duburs

Journal:

Année:

2000

Fichier:

PDF, 29 KB

2000

50

ChemInform Abstract: Synthesis, Antiradical and Antioxidant Activity of Phoridone Analogues (IV).

D. Ya. Tirzite, Zh. V. Khyuvonen, A. G. Shmidlers, G. D. Tirzitis, G. Ya. Duburs

Journal:

Année:

2000

Fichier:

PDF, 26 KB

2000