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1

3-Aryl-2-chloropropanals in Hantzsch Synthesis of Pyrroles.

V. S. Matiychuk, R. L. Martyak, N. D. Obushak, Yu. V. Ostapiuk, N. I. Pidlypnyi

Journal:

Year:

2005

File:

PDF, 15 KB

2005

2

ChemInform Abstract: Synthesis of 1H-1,2,3-Triazole Derivatives by the Cyclization of Aryl Azides with 2-Benzothiazolylacetonone, 1,3-Benzothiazol-2-ylacetonitrile, and (4-Aryl-1,3-thiazol-2-yl)acetonitriles.

N. T. Pokhodylo, V. S. Matiychuk, N. B. Obushak

Journal:

Year:

2010

File:

PDF, 28 KB

2010

3

Synthesis of 3-Aryl-3,6-dihydro-7 H -[1,2,3]triazolo[4,5- d ]pyrimidine-7-thiones as Building Blocks for Potentially Biologically Active Compounds

Pokhodylo, Nazariy T., Matiychuk, Vasyl S., Obushak, Mykola D.

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Year:

2010

Language:

english

File:

PDF, 144 KB

english, 2010

4

ChemInform Abstract: Synthesis of Heterocycles on the Basis of Anion Arylation Products of Unsaturated Compounds. Part 3. 2-Arylimino-5-arylmethyl-4-thiazolidones.

N. D. OBUSHAK, V. S. MATIYCHUK, N. I. GANUSHCHAK, YU. E. BURLAK

Journal:

Year:

1998

File:

PDF, 30 KB

1998

5

Synthesis of Heterocycles on the Basis of Arylation Products of Unsaturated Compounds. Part 9. Dialkyl 2,6-Diamino-4-arylfuro[2′,3′:4,5]benzo[b]furan-3,7-dicarboxylates from 2-Aryl-1,4-benzoquinones and Cyanoacetic Esters.

M. D. Obushak, R. L. Martyak, V. S. Matiychuk

Journal:

Year:

2003

File:

PDF, 102 KB

2003

6

Method for Synthesis of 2-Amino-5-(2-thienylmethyl)thiazole.

V. S. Matiychuk, Yu. O. Teslenko, M. D. Obushak

Journal:

Year:

2005

File:

PDF, 14 KB

2005

7

Synthesis and Antimicrobial Activity of 5-(R1-Benzyl)-2-(R-benzylidenehydrazono)-3- (2-furylmethyl)thiazolidin-4-ones.

V. M. Tsyalkovskii, R. V. Kutsyk, V. S. Matiychuk, M. D. Obushak, T. I. Klyufinska

Journal:

Year:

2005

File:

PDF, 15 KB

2005

8

ChemInform Abstract: Synthesis of Ethyl 4,5-Disubstituted 2-Azido-3-thiophenecarboxylates and Use in the Synthesis of Thieno[3,2-e][1,2,3]triazolo[1,5-a]pyrimidin-5(4H)-ones.

Nazariy T. Pokhodylo, Vasyl S. Matiychuk, Mykola D. Obushak

Journal:

Year:

2009

File:

PDF, 40 KB

2009

9

ChemInform Abstract: Synthesis of Triazoles via Regioselective Reactions of Aryl Azides with Cyanoacetyl Pyrroles and Indoles.

Nazariy T. Pokhodylo, Vasyl S. Matiychuk, Mykola D. Obushak

Journal:

Year:

2009

File:

PDF, 22 KB

2009

10

ChemInform Abstract: One-Pot Multicomponent Synthesis of 1-Aryl-5-methyl-N-R2-1H-1,2,3-triazole-4-carboxamides: An Easy Procedure for Combinatorial Chemistry.

Nazariy T. Pokhodylo, Vasyl S. Matiychuk, Mykola D. Obushak

Journal:

Year:

2009

File:

PDF, 21 KB

2009

11

ChemInform Abstract: Synthesis of [1,2,3]Triazolo[4′,5′:4,5]pyrimido[1,6-a]benzimidazole, a New Heterocyclic System.

N. T. Pokhodylo, V. S. Matiychuk, M. D. Obushak

Journal:

Year:

2009

File:

PDF, 24 KB

2009

12

ChemInform Abstract: (Arylsulfonyl)acetones and -acetonitriles: New Activated Methylenic Building Blocks for Synthesis of 1,2,3-Triazoles.

Nazariy T. Pokhodylo, Vasyl S. Matiychuk, Mykola D. Obushak

Journal:

Year:

2009

File:

PDF, 35 KB

2009

13

ChemInform Abstract: A New Approach to the Synthesis of 3,4-Dihydroisocoumarin Derivatives.

Mykola D. Obushak, Vasyl S. Matiychuk, Victor V. Turytsya

Journal:

Year:

2010

File:

PDF, 32 KB

2010

14

ChemInform Abstract: A Convenient Method for the Synthesis of Thiopyrano[4,3-c]quinoline, a New Heterocyclic System.

N. T. Pokhodylo, V. S. Matiychuk, N. D. Obushak

Journal:

Year:

2010

File:

PDF, 27 KB

2010

15

ChemInform Abstract: Synthesis of a New Heterocyclic System — Pyrido[3′,2′:4,5]thieno[2,3-e][1,2,3]triazolo[1,5-a]pyrimidine.

N. T. Pokhodylo, V. S. Matiychuk, N. D. Obushak

Journal:

Year:

2010

File:

PDF, 26 KB

2010

16

ChemInform Abstract: Synthesis of 2-Azido-1,3-thiazoles as 1,2,3-Triazole Precursors.

Nazariy T. Pokhodylo, Roman D. Savka, Nazar I. Pidlypnyi, Vasyl S. Matiychuk, Mykola D. Obushak

Journal:

Year:

2010

File:

PDF, 26 KB

2010

17

ChemInform Abstract: Synthesis of New 1,2,3-Triazolo[1,5-a]quinazolinones.

Nazariy T. Pokhodylo, Vasyl S. Matiychuk

Journal:

Year:

2010

File:

PDF, 20 KB

2010

18

ChemInform Abstract: Chemoselective Reaction of Aryl Azides with Ethyl 3-Oxo-4-(triphenylphosphoranylidene)butanoate.

N. T. Pokhodylo, V. S. Matiychuk, M. D. Obushak

Journal:

Year:

2010

File:

PDF, 74 KB

2010

19

ChemInform Abstract: Synthesis of Heterocycles on the Basis of Arylation Products of Unsaturated Compounds. Part 19. Arylation of 2-Acetylthiophene and the Synthesis of 2-(5-Aryl-2-thienyl)-4-quinolinecarboxylic Acids (V).

V. S. Matiychuk, N. D. Obushak, R. Z. Lytvyn, Yu. I. Horak

Journal:

Year:

2010

File:

PDF, 33 KB

2010

20

ChemInform Abstract: Synthesis of Isothiocoumarin Derivatives.

N. T. Pokhodylo, V. S. Matiychuk, M. D. Obushak

Journal:

Year:

2010

File:

PDF, 42 KB

2010

21

ChemInform Abstract: Synthesis of 1-(R-Phenyl)-5-(R-methyl)-1H-1,2,3-triazole-4-carboxylic Acids by One-Pot Tandem Reaction.

Nazariy T. Pokhodylo, Vasyl S. Matiychuk, Mykola D. Obushak

Journal:

Year:

2010

File:

PDF, 24 KB

2010

22

ChemInform Abstract: Synthesis of Heterocycles on the Basis of Products of Arylation of Unsaturated Compounds. Part 22. 3-Aryl-2-chloropropanal in the Synthesis of N-Aryl-5-(R-benzyl)-1,3-thiazole-2-amines

V. S. Matiychuk, N. D. Obushak, N. I. Pidlypnyi, Yu. V. Ostapiuk, R. M. Voloshchuk

Journal:

Year:

2011

File:

PDF, 28 KB

2011

23

ChemInform Abstract: The First Example of an Intramolecular Diels—Alder Furan (IMDAF) Reaction of Iminium Salts and Its Application in a Short and Simple Synthesis of the Isoindolo[1,2-a]isoquinoline Core of the Jamtine and Hirsutine Alkaloids.

Fedor I. Zubkov, Julya D. Ershova, Vladimir P. Zaytsev, Mykola D. Obushak, Vasyl S. Matiychuk, Ekaterina A. Sokolova, Victor N. Khrustalev, Alexey V. Varlamov

Journal:

Year:

2011

File:

PDF, 29 KB

2011

24

ChemInform Abstract: A New Three-Step Domino Knoevenagel—hetero-Diels—Alder Oxidation Reaction.

Andriy O. Bryhas, Yuri I. Horak, Yuri V. Ostapiuk, Mykola D. Obushak, Vasyl S. Matiychuk

Journal:

Year:

2011

File:

PDF, 31 KB

2011

25

ChemInform Abstract: A New Method for the Synthesis of 1-Aryl-1,2,4-triazole Derivatives.

Vasyl S. Matiychuk, Mykhaylo A. Potopnyk, Roman Luboradzki, Mykola D. Obushak

Journal:

Year:

2011

File:

PDF, 23 KB

2011

26

Synthesis of new 1,2,3-triazolo[1,5-a]quinazolinones

Nazariy T. Pokhodylo, Vasyl S. Matiychuk

Journal:

Journal of Heterocyclic Chemistry

Year:

2010

Language:

english

File:

PDF, 117 KB

english, 2010

27

Oximes as products in the reactions of 5-substituted 2-nitrothiophenes with arylacetonitriles

Nazar I. Rad, Yuriy O. Teslenko, Mykola D. Obushak, Vasyl S. Matiychuk, Roman Z. Lytvyn

Journal:

Journal of Heterocyclic Chemistry

Year:

2011

Language:

english

File:

PDF, 76 KB

english, 2011

28

New convenient synthesis of 2,3-diaminothieno[2,3-d]pyrimidin-4(3H)-one derivates from substituted alkyl 2-(1H-tetrazol-1-yl)thiophene-3-carboxylates

Nazariy T. Pokhodylo, Vasyl S. Matiychuk, Mykola D. Obushak

Journal:

Year:

2008

Language:

english

File:

PDF, 352 KB

english, 2008

29

Synthesis of ethyl 4,5-disubstituted 2-azido-3-thiophenecarboxylates and use in the synthesis of thieno[3,2-e][1,2,3]triazolo[1,5-a]pyrimidin-5(4H)-ones

Nazariy T. Pokhodylo, Vasyl S. Matiychuk, Mykola D. Obushak

Journal:

Year:

2009

Language:

english

File:

PDF, 338 KB

english, 2009

30

A new domino-Knoevenagel–hetero-Diels–Alder reaction

Vasyl S. Matiychuk, Roman B. Lesyk, Mykola D. Obushak, Andrzej Gzella, Dmytro V. Atamanyuk, Yuri V. Ostapiuk, Anna P. Kryshchyshyn

Journal:

Tetrahedron Letters

Year:

2008

Language:

english

File:

PDF, 246 KB

english, 2008

31

A new approach to the synthesis of 3,4-dihydroisocoumarin derivatives

Mykola D. Obushak, Vasyl S. Matiychuk, Victor V. Turytsya

Journal:

Tetrahedron Letters

Year:

2009

Language:

english

File:

PDF, 2.15 MB

english, 2009

32

The first example of an intramolecular Diels–Alder furan (IMDAF) reaction of iminium salts and its application in a short and simple synthesis of the isoindolo[1,2-a]isoquinoline core of the jamtine and hirsutine alkaloids

Fedor I. Zubkov, Julya D. Ershova, Vladimir P. Zaytsev, Mykola D. Obushak, Vasyl S. Matiychuk, Ekaterina A. Sokolova, Victor N. Khrustalev, Alexey V. Varlamov

Journal:

Tetrahedron Letters

Year:

2010

Language:

english

File:

PDF, 436 KB

english, 2010

33

A new three-step domino Knoevenagel–hetero-Diels–Alder oxidation reaction

Andriy O. Bryhas, Yuri I. Horak, Yuri V. Ostapiuk, Mykola D. Obushak, Vasyl S. Matiychuk

Journal:

Tetrahedron Letters

Year:

2011

Language:

english

File:

PDF, 913 KB

english, 2011

34

First example of hydro-thiophosphorylation of 3-thiolene 1,1-dioxide

V. S. Matiychuk, Yu. O. Teslenko, M. D. Obushak

Journal:

Chemistry of Heterocyclic Compounds

Year:

2004

Language:

english

File:

PDF, 125 KB

english, 2004

35

Method for synthesis of 2-amino-5-(2-thienylmethyl)thiazole

V. S. Matiychuk, Yu. O. Teslenko, M. D. Obushak

Journal:

Chemistry of Heterocyclic Compounds

Year:

2004

Language:

english

File:

PDF, 126 KB

english, 2004

36

New method for the synthesis of 3,4-dihydroisocoumarin

V. S. Matiychuk, V. V. Turytsya, N. D. Obushak

Journal:

Chemistry of Heterocyclic Compounds

Year:

2007

Language:

english

File:

PDF, 134 KB

english, 2007

37

Synthesis and reactions of 5-aryl-2-thiophenecarbaldehydes

M. D. Obushak, V. S. Matiychuk, R. Z. Lytvyn

Journal:

Chemistry of Heterocyclic Compounds

Year:

2008

Language:

english

File:

PDF, 256 KB

english, 2008

38

A convenient method for the synthesis of thiopyrano[4,3-c]quinoline, a new heterocyclic system

N. T. Pokhodylo, V. S. Matiychuk, N. D. Obushak

Journal:

Chemistry of Heterocyclic Compounds

Year:

2009

Language:

english

File:

PDF, 296 KB

english, 2009

39

Synthesis of 1H-1,2,3-triazole derivatives by the cyclization of aryl azides with 2-benzothiazolylacetonone, 1,3-benzo-thiazol-2-ylacetonitrile, and (4-aryl-1,3-thiazol-2-yl)acetonitriles

N. T. Pokhodylo, V. S. Matiychuk, N. B. Obushak

Journal:

Chemistry of Heterocyclic Compounds

Year:

2009

Language:

english

File:

PDF, 387 KB

english, 2009

40

Synthesis of [1,2,3]triazolo-[4',5':4,5]pyrimido[1,6-a]benzimidazole, a new heterocyclic system

N. T. Pokhodylo, V. S. Matiychuk, M. D. Obushak

Journal:

Chemistry of Heterocyclic Compounds

Year:

2009

Language:

english

File:

PDF, 300 KB

english, 2009

41

Synthesis of a new heterocyclic system – pyrido[3',2':4,5]thieno- [2,3-e][1,2,3]triazolo[1,5-a]pyrimidine

N. T. Pokhodylo, V. S. Matiychuk, N. D. Obushak

Journal:

Chemistry of Heterocyclic Compounds

Year:

2009

Language:

english

File:

PDF, 295 KB

english, 2009

42

Synthesis of isothiocoumarin derivatives

N. T. Pokhodylo, V. S. Matiychuk, M. D. Obushak

Journal:

Chemistry of Heterocyclic Compounds

Year:

2010

Language:

english

File:

PDF, 251 KB

english, 2010

43

Synthesis of heterocycles on the basis of arylation products of unsaturated compounds. 19.* Arylation of 2-acetylthio- phene and the synthesis of 2-(5-aryl-2-thien- yl)-4-quinolinecarboxylic acids

V. S. Matiychuk, N. D. Obushak, R. Z. Lytvyn, Yu. I. Horak

Journal:

Chemistry of Heterocyclic Compounds

Year:

2010

Language:

english

File:

PDF, 313 KB

english, 2010

44

Chemoselective reaction of aryl azides with ethyl 3-oxo-4-(triphenylphosphor- anylidene) butanoate

N. T. Pokhodylo, V. S. Matiychuk, M. D. Obushak

Journal:

Chemistry of Heterocyclic Compounds

Year:

2009

Language:

english

File:

PDF, 286 KB

english, 2009

45

Synthesis of heterocycles on the basis of products of arylation of unsaturated compounds 22.* 3-Aryl-2-chloropropanal in the synthesis of N-Aryl-5-(R-benzyl)-1,3-thiazole-2-amines

V. S. Matiychuk, N. D.Obushak, N. I. Pidlypnyi, Yu. V. Ostapiuk, R. M. Voloshchuk

Journal:

Chemistry of Heterocyclic Compounds

Year:

2010

Language:

english

File:

PDF, 245 KB

english, 2010

46

Synthesis of 13-phenyl-9,15-dithia-2-azatricyclo-[9.3.1.03,8]pentadeca-1(14),3,5,7-tetraene

N. T. Pokhodylo, M. D. Obushak, V. S. Matiychuk

Journal:

Chemistry of Heterocyclic Compounds

Year:

2011

Language:

english

File:

PDF, 278 KB

english, 2011

47

Synthesis and Antimicrobial Activity of 5-(R1-benzyl)-2-(R2-benzylidenehydrazono)-3-(2-furylmethyl)Thiazolidin-4-ones

V. M. Tsyalkovsky, R. V. Kutsyk, V. S. Matiychuk, N. D. Obushak, T. I. Klyufinskaya

Journal:

Pharmaceutical Chemistry Journal

Year:

2005

Language:

english

File:

PDF, 75 KB

english, 2005

48

SYNTHESIS OF HETEROCYCLES ON THE BASIS OF ARYLATION PRODUCTS OF UNSATURATED COMPOUNDS. 11. 1 5-R-BENZYL-2- IMINOSELENAZOLIDIN-4-ONES FROM ETHYL 3-ARYL-2-BROMOPROPANOATES

Obushak, Mykola D., Matiychuk, Vasyl S., Tsyalkovsky, Volodymyr M., Voloshchuk, Roman M.

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Year:

2004

Language:

english

File:

PDF, 116 KB

english, 2004

49

ChemInform Abstract: Oximes as Products in the Reactions of 5-Substituted 2-Nitrothiophenes with Arylacetonitriles.

Nazar I. Rad, Yuriy O. Teslenko, Mykola D. Obushak, Vasyl S. Matiychuk, Roman Z. Lytvyn

Journal:

Year:

2012

File:

PDF, 25 KB

2012

50

ChemInform Abstract: A Convenient Method for the Synthesis of 2-[(5-Benzyl-1,3-thiazol-1-yl)imino]-1,3-thiazolidin-4-one Derivatives.

Yuri V. Ostapiuk, Mykola D. Obushak, Vasyl S. Matiychuk, Marek Naskrent, Andrzej K. Gzella

Journal:

Year:

2012

File:

PDF, 29 KB

2012