817 results on '"Krivokolysko, S."'
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2. New Heterocyclization Reactions with Malononitrile Dimer
3. Synthesis and Hypoglycemic Activity of New Nicotinonitrile-Furan Molecular Hybrids
4. New Hybrid Molecules Based on Sulfur-Containing Nicotinonitriles: Synthesis, Analgesic Activity in Acetic Acid-Induced Writhing Test, and Molecular Docking Studies
5. Synthesis and Aminomethylation of 2-Amino-4-(2-chlorophenyl)-6-(dicyanomethyl)-1,4-dihydropyridine-3,5-dicarbonitrile N-Methylmorpholinium Salt
6. Prototropic Tautomerism of 3-Nitro- and 5-Nitrosalicylidene-3-picolylimines
7. Synthesis, Structure, and Analgesic Activity of 4-(5-Cyano-{4-(fur-2-yl)-1,4-dihydropyridin-3-yl}carboxamido)benzoic Acids Ethyl Esters
8. New 4-(2-Furyl)-1,4-dihydronicotinonitriles and 1,4,5,6-Tetrahydronicotinonitriles: Synthesis, Structure, and Analgesic Activity
9. Synthesis and Aminomethylation of 6-Amino-2-(dicyanomethylene)-4-phenyl-1,2-dihydropyridine-3,5-dicarbonitrile Morpholinium Salt
10. New Methods of Synthesis, Structure and Aminomethylation of 4-Imino-2-(dicyanomethylene)-3-azaspiro[5.5]undecane-1,5-dicarbonitrile
11. Synthesis and Regiospecific Bromination of (2E,4E)-5-Aryl-2-(4-arylthiazol-2-yl)penta-2,4-dienenitrile
12. Synthesis and Structure of (2E)-3-Aryl(hetaryl)-2-[5-bromo-4-aryl(hetaryl)-1,3-thiazol-2-yl]acrylonitriles
13. Synthesis and Analgesic Activity of New Heterocyclic Cyanothioacetamide Derivatives
14. 1,6-Diamino-2-oxopyridine-3,5-dicarbonitrile Derivatives in the Mannich Reaction
15. Recent advances in the chemistry of thieno[2,3-b]pyridines 1. Methods of synthesis of thieno[2,3-b]pyridines
16. N-Hydroxymethylation of 3-Aryl-2-cyanoprop-2-enethioamides
17. Reaction of Ethoxymethylenemalonate with Cyanothioacetamide in the Presence of Triethylamine: Formation of 1,5-Diamino-2,4-dicyano-5-thioxopenta-1,3-diene-1-thiolate and Unexpected Aminomethylation Result
18. Synthesis and Properties of 4,6-Dimethyl-5-pentyl-2-thioxo-1,2-dihydropyridine-3-carbonitrile and 3-Amino-4,6-dimethyl-5-pentylthieno[2,3-b]pyridines
19. New possibilities of the Mannich reaction in the synthesis of N-, S,N-, and Se,N-heterocycles
20. Novel 1,4-Dihydropyridine Derivatives as Potential Agents with Analgesic Activity IN Orofacial Trigeminal Pain Test: Experimental Preclinical Randomized Trial
21. A New Approach to the Synthesis of Functional Derivatives of 3-(4-Pyridinyl)-1H-indole and 4-(1H-Indol-3-yl)thieno[2,3-b]pyridine
22. Search for Anti-Inflammatory Agents in the Tetrahydropyrido[2,1-B ][1,3,5]-Thiadiazine Series
23. Synthesis and structure of new 3,7-diazabicyclo[3.3.1]nonane derivatives
24. Study of novel 1,4-dihydropyridine derivatives as prospective anti-inflammatory remedies: a randomised controlled trial
25. Aminomethylation of 5-substituted 6-amino-2-oxo-1,2-dihydropyridine-3-carbonitriles
26. Reaction of 3-Aryl-2-Cyanoprop-2-ene- Thioamides With Bromonitromethane: A new Method for the Synthesis of Functionalized 1,2,4-Thiadiazoles
27. Synthesis of Pyrido[1,2-a][1,3,5]Triazine Derivatives by Aminomethylation of 6-Amino-4-Aryl-2-Oxo-1,2-Dihydropyridine-3,5-Dicarbonitriles
28. Reaction of Cyanoselenoacetamide with 1,3-Dicarbonyl Compound Anilinomethylene Derivatives
29. Novel [4 + 2] Cycloaddition Reaction of Aryl-Methylidenemalononitriles to Unsaturated Chalcogen Amides. Synthesis, Structure, and Properties of Triethylammonium 3,5,5-Tricyano-1,4,5,6-Tetrahydropyridine-2-Selenolates and -Thiolates
30. Synthesis and Alkylation of N-Methylmorpholinium 4-Aryl-3-cyano-5-oxo-1,4,5,6,7,8-hexahydroquinoline-2-selenolates
31. Mannich reaction in the synthesis of N,S-containing heterocycles. 16.*Synthesis of derivatives of tetra-hydropyrido[1,2-a][1,3,5]triazine and 5,6,12,13-tetra-hydro-1H,8H-dipyrido[1,2-a:1',2'-e][1,3,5,7]tetrazocine
32. Chemistry of cyanoselenoacetamide (Review)
33. Oxidation of thioamides with the DMSO–HCl system: a convenient and efficient method for the synthesis of 1,2,4-thiadiazoles, isothiazolo-[5,4-b]pyridines, and heterocyclic disulfides
34. Synthesis and aminomethylation of 9-aza-3-azoniaspiro[5,5]undeca-7,10-diene-8-selenolates
35. Aminomethylation of N-methylmorpholinium 6-amino-4-aryl-3,5-dicyano-1,4-dihydropyridine-2-selenolates as an approach to the preparation of 3,5,7,11-tetraazatricyclo[7.3.1.02,7]tridec-2-ene-8-selenone derivatives
36. Unexpected result in the reaction of 3-amino-3-thioxopropanamides with 2-anilinomethylene derivatives of 1,3-dicarbonyl compounds. synthesis of pyrimidine-5-carboxamide derivatives
37. Synthesis of pyrido[3',2':4,5]thieno[3,2-d]-[1,3,2]diazaphosphorine derivatives
38. Mannich reaction in the synthesis of N,S-containing heterocycles. 15*. Multicomponent cascade synthesis of 3,4,6a,7,8,9,10,10a-octahydro-2H,6H-pyrimido[4',5':4,5]pyrido[2,1-b][1,3,5]thia(selena)-diazine derivatives
39. Regioselective reduction of 2-cyanoprop-2-enethioamides with sodium borohydride
40. Condensed sulfur-containing pyridine systems 3.* Construction of penta- and hexacyclic heterocyclic systems by the cascade reaction of 3-cyanopyridine-2(1H)-thiones and 3-cyano-pyridine-2(1H)-thiolates with 8-chloromethyl-3-methyl-7-(2-oxo-2-phenylethyl)xanthene
41. Oxidation of 2-cyanoprop-2-enethioamides with hydrogen peroxide
42. Synthesis and reactions of 1,2-bis[3-cyano-4-(2-fluorophenyl)-6-oxo-1,4,5,6-tetrahydropyridin-2-yl]diselane
43. Mannich reaction in the synthesis of N,S-containing heterocycles. 13*. One-pot method for preparing pyrimido[4,3-b]-[1,3,5]thiadiazines by reaction of aldehydes, cyanothioacetamide, formaldehyde, and primary amines
44. Mannich reaction in the synthesis of N,S-containing heterocycles. 14*. Unexpected formation of thiazolo[3,2-a]pyridines in the aminoalkylation of N-methylmorpholinium 4-aryl-3-cyano-6-oxo-1,4,5,6-tetrahydropyridine-2-thiolates by isobutyraldehyde and primary amines
45. Reaction of ethyl 4-aryl-6-bromomethyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylates with N-methylmorpholinium 3-cyano-1,4-dihydro- and 3-cyano-1,4,5,6-tetrahydropyridine-2-thiolates
46. Synthesis and properties of triethylammonium 4-aryl(hetaryl)-3,5-dicyano-6-oxo-1,4,5,6-tetrahydro-pyridine-2-selenolates
47. On the regioselectivity of the reaction of cyanothioacetamide with 2-acetylcyclo-hexanone, 2-acetylcyclopentanone, and 2-acetyl-1-(morpholin-4-yl)-1-cycloalkenes
48. New approaches to pyrimido[4,3-b][1,3,5]selenadiazines
49. The Mannich reaction in the synthesis of N,S-containing heterocycles 12. First example of aminomethylation involving 2-thioxonicotinamide derivative: synthesis of 3,5,7,11-tetraazatricyclo[7.3.1.02,7]tridec-2-ene-9-carboxamides
50. The Mannich reaction in the synthesis of N,S-containing heterocycles 11. Synthesis of 3,3′-(1,4-phenylene)-bis(8-aryl-6-oxo-3,4,7,8-tetrahydro-2H,6H-pyrido[2,1-b][1,3,5]thiadiazine-9-carbonitriles)
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