Collect. Czech. Chem. Commun.
1980, 45, 910-913
https://doi.org/10.1135/cccc19800910
Synthesis and properties of 5-phenoxyfurancarboxylic acids
Viera Knoppováa, Anton Beňob and Jaroslav Kováča
a Department of Organic Chemistry, Slovak Institute of Technology, 880 37 Bratislava
b Department of Analytical Chemistry, Comenius University, 816 50 Bratislava
Individual author index pages
Other CCCC articles of these authors
- Eva Jedlovská, Lubor Fišera, Anna Balková, Jaroslav Kováč and Ladislav Štibrányi
Cycloadditions of 2,5-dimethyl-3-furannitrile oxide to alkenes and alkynes
1990, Vol. 55, Issue 10, pp. 2481–2492 [Abstract] - Štefan Marchalín, Dušan Ilavský, Jaroslav Kováč and Milan Bruncko
Synthesis and reactions of 5-acetyl-2-amino-3-cyano-4-(5-X-2-furyl)-6-methyl-4H-pyrans
1990, Vol. 55, Issue 3, pp. 718–727 [Abstract] - Peter Šafář and Jaroslav Kováč
Reactions of 2-furfurylidenemalonaldehyde with aromatic amines and Meldrum's acid
1989, Vol. 54, Issue 9, pp. 2433–2442 [Abstract] - Peter Šafář and Jaroslav Kováč
Preparation of unsymmetrically substituted Stenhouse salts
1989, Vol. 54, Issue 9, pp. 2425–2432 [Abstract] - Adolf Jurášek, Jarmila Štetinová, Jaroslav Kováč, Vladimír Žvak, Ján Leško, Miloslava Dandárová and Eva Vlniešková
Reactions of aromatic amines with 5-nitro-3-furoyl and 5-nitro-2-furoyl isothiocyanates
1989, Vol. 54, Issue 3, pp. 699–705 [Abstract] - Adolf Jurášek, Daniela Berecinová, Miroslav Čakrt, Miloslava Dandárová, Zdeněk Friedl, Jarmila Štetinová and Jaroslav Kováč
Synthesis of 2-aryl-3-furancarboxylic acids by arylation of 3-furancarboxylic acid
1989, Vol. 54, Issue 1, pp. 215–224 [Abstract] - Alžbeta Krutošíková, Miloslava Dandárová, Juraj Alföldi and Jaroslav Kováč
Addition and cycloaddition reactions of furo[3,2-b]pyrroles and their benzo[b] analogues: An NMR study of structure of products
1988, Vol. 53, Issue 8, pp. 1770–1778 [Abstract] - Tibor Gracza, Zdeněk Arnold and Jaroslav Kováč
Synthesis of pyridazines via furan vinamidinium salts
1988, Vol. 53, Issue 6, pp. 1297–1301 [Abstract] - Tibor Gracza, Zdeněk Arnold and Jaroslav Kováč
Electrophilic ipso substitutions of furan vinamidinium salts
1988, Vol. 53, Issue 5, pp. 1053–1059 [Abstract] - Dušan Hesek, Alfonz Rybár, František Považanec, Augustin Martvoň and Jaroslav Kováč
1,3-Dipolar cycloaddition reactions of 7-alkenyl- or 7-alkynyl-8-azidomethyltheophyllines
1988, Vol. 53, Issue 2, pp. 319–328 [Abstract] - Daniel Végh, Jaroslav Kováč and Miloslava Dandárová
Syntheses of 5-nitro-2-furyl- and 5-nitro-2-thienylacetonitriles
1988, Vol. 53, Issue 1, pp. 114–117 [Abstract] - Štefan Baláž, Daniel Végh, Ernest Šturdík, Jozef Augustín, Tibor Liptaj and Jaroslav Kováč
Substitution reactions of some (5-nitro-2-furyl)ethylene derivatives with thiols
1987, Vol. 52, Issue 2, pp. 431–436 [Abstract] - Zdeněk Friedl, Stanislav Böhm, Igor Goljer, Anna Piklerová, Daniela Poórová, Anna Ríčková and Jaroslav Kováč
Polar effects on 13C NMR chemical shifts and rotational barriers of amides. A dual substituent parameters analysis of N,N-dimethyl-3-(5-substituted-2-furyl)-acrylamides
1987, Vol. 52, Issue 2, pp. 409–424 [Abstract] - Anna Koreňová, Alžbeta Krutošíková, Jaroslav Kováč and Stanislav Celec
Synthesis and reactions of furo[3,2-c]pyridine derivatives
1987, Vol. 52, Issue 1, pp. 192–198 [Abstract] - Ladislav Štibrányi, Milena Peeva, Zdena Kozempelová, Ján Leško and Jaroslav Kováč
Reactions of methyl ester of 5-amino-2-furancarboxylic acid with ethyl esters of orthoacids
1986, Vol. 51, Issue 12, pp. 2817–2825 [Abstract] - Jarmila Štetinová, Adolf Jurášek, Jaroslav Kováč, Miloslava Dandárová and Oľga Rajniaková
Synthesis and properties of 4-alkylaminomethyl and 4-alkoxymethyl derivatives of 5-methyl-2-furancarboxylic acid
1986, Vol. 51, Issue 10, pp. 2186–2192 [Abstract] - Tatyana Ya. Kaklyugina, Larisa A. Badovskaya, Ludmila N. Sorotskaya, Nadezhda D. Kozhina, Adolf Jurášek, Rudolf Kada, Jaroslav Kováč and Vladimír G. Kulnevich
Reaction of 2-butenolide and 4-bromo-2-butenolide with 5-aryl-2-furaldehydes and thiolates
1986, Vol. 51, Issue 10, pp. 2181–2185 [Abstract] - Ján Hrabovský, Jaroslav Kováč and František Považanec
Mechanism of alkenylation of aromatic substrates with 5-nitro-2-furylvinyl bromide
1986, Vol. 51, Issue 9, pp. 2013–2018 [Abstract] - Eva Kraľovičová, Alžbeta Krutošíková and Jaroslav Kováč
Preparation and reactions of thieno[3,2-b]furan derivatives
1986, Vol. 51, Issue 8, pp. 1685–1691 [Abstract] - Eva Kraľovičová, Alžbeta Krutošíková, Jaroslav Kováč and Miloslava Dandárová
Reactions of 2-aryl-4H-furo[3,2-b]pyrrole derivatives
1986, Vol. 51, Issue 7, pp. 1455–1461 [Abstract] - Dušan Berkeš and Jaroslav Kováč
5-Tricyanovinyl-2-furylation of aromatic derivatives
1986, Vol. 51, Issue 7, pp. 1450–1454 [Abstract] - Ján Hrabovský, Jaroslav Kováč and Katarína Vagáčová
Preparation of N-methyl-5-nitro-2-pyrrolylvinyl bromide
1986, Vol. 51, Issue 6, pp. 1301–1303 [Abstract] - Ján Hrabovský, Jaroslav Kováč and Mária Kaprinayová
5-Nitro-2-thienylvinylation. Preparation of 2-substituted 1-(5-nitro-2-thienyl)ethylenes
1986, Vol. 51, Issue 5, pp. 1127–1132 [Abstract] - Miloslava Dandárová, Daniel Végh, Jaroslav Kováč, Igor Goljer, Nadežda Prónayová and Katarína Špirková
1H and 13C NMR study of some substituted 2-furyl- and 2-thienylethylene derivatives
1986, Vol. 51, Issue 4, pp. 889–898 [Abstract] - Tibor Gracza, Zdeněk Arnold and Jaroslav Kováč
New method of preparation of 5-(N,N-dimethylamino)-2-furylethylenes via furan vinamidinium salts
1986, Vol. 51, Issue 4, pp. 879–888 [Abstract] - Tibor Gracza, Zdeněk Arnold and Jaroslav Kováč
New type of addition to 5-substituted 4-arylidene-2-(4,5-dihydrofurfurylidene)-N,N-dimethyliminium bisperchlorates. Preparation of 4-substituted 5-(N,N-dimethylamino)-2-furancarbaldehydes
1986, Vol. 51, Issue 3, pp. 573–580 [Abstract] - Jarmila Štetinová, Adolf Jurášek, Jaroslav Kováč, Miloslava Dandárová and Peter Šafář
Furan-related N-onium salts as synthons for preparation of 3-furylbenzoindolizines
1986, Vol. 51, Issue 2, pp. 412–418 [Abstract] - Eva Kraľovičová, Alžbeta Krutošíková, Jaroslav Kováč and Miloslava Dandárová
Electrophilic substitution reactions of furo[3,2-b]pyrrole derivatives
1986, Vol. 51, Issue 1, pp. 106–111 [Abstract] - Adolf Jurášek, Vladimír Žvak, Jaroslav Kováč, Oľga Rajniaková and Jarmila Štetinová
Synthesis and reactions of β-substituted derivatives of furan
1985, Vol. 50, Issue 9, pp. 2077–2083 [Abstract] - Daniel Végh, Miroslav Kríž, Jaroslav Kováč, Anna Fulierová and Rudolf Kada
Synthesis and reactions of trimethylammonium salts of ethylene derivatives of furan
1985, Vol. 50, Issue 6, pp. 1415–1421 [Abstract] - Tibor Gracza, Zdeněk Arnold and Jaroslav Kováč
Reaction of vinamidinium salts of furan with aldehydes
1985, Vol. 50, Issue 3, pp. 675–682 [Abstract] - Katarína Špirková, Rudolf Kada, Jaroslav Kováč, Viera Knoppová, Miroslav Dzuroška and Margita Margušová
A study of reactions of 5-substituted furfurylidene derivatives with secondary amines
1985, Vol. 50, Issue 2, pp. 459–469 [Abstract] - Adolf Jurášek, Jaroslav Kováč, Radoslav Palovčík and Ľuboš Mazag
α-Trichloromethylsulfonyl-5-nitro-2-furaldehydes, a new type of SH-group uncouplers and intermediates in the synthesis of 5-nitro-2-furylarylnitrilimines
1985, Vol. 50, Issue 2, pp. 357–364 [Abstract] - Vladimír Žvak, Miloslava Dandárová, Jaroslav Kováč and Katarína Špirková
Spatial arrangement of 1-(2-furyl)-2-methoxycarbonyl-4-(5-X-2-furyl)butadienes
1984, Vol. 49, Issue 11, pp. 2502–2508 [Abstract] - Rudolf Kada, Viera Knoppová, Jaroslav Kováč and Irena Maleňáková
Preparation of 5-X-2-(2-nitrovinyl)furans and their reactions with nucleophiles
1984, Vol. 49, Issue 11, pp. 2496–2501 [Abstract] - Miroslav Kríž, Jaroslav Kováč and Vladimír Mlynárik
Preparation of pyridinium salts of 2-furane derivatives
1984, Vol. 49, Issue 11, pp. 2485–2491 [Abstract] - Gennadii D. Krapivin, Adolf Jurášek, Jaroslav Kováč and Vladimír G. Kul'nevich
Synthesis and properties of 4-amino-5-(5-X-2-furyl)thiazole derivatives
1984, Vol. 49, Issue 10, pp. 2285–2294 [Abstract] - Rudolf Kada, Viera Knoppová, Jaroslav Kováč and Naděžda Mäčková
Reactions of 1-cyano-1-R-2-(5-X-2-furyl)ethylenes with nucleophilic reagents
1984, Vol. 49, Issue 9, pp. 2141–2147 [Abstract] - Vladimír Žvak, Jaroslav Kováč, Miloslava Dandárová, Tibor Gracza and Miroslav Kríž
Nucleophilic substitution reaction of keto-allylic systems with a heterocyclic ring in γ-position
1984, Vol. 49, Issue 8, pp. 1764–1773 [Abstract] - Tibor Gracza, Zdeněk Arnold and Jaroslav Kováč
Vinamidium salts having a furan ring and their substitution electrophilic reactions
1984, Vol. 49, Issue 7, pp. 1600–1604 [Abstract] - Anna Koreňová, Alžbeta Krutošíková, Miloslava Dandárová and Jaroslav Kováč
Synthesis and reactions of furocondensed systems containing indole skeleton
1984, Vol. 49, Issue 6, pp. 1529–1535 [Abstract] - Rudolf Kada, Viera Knoppová, Jaroslav Kováč and Pavel Čepec
Reaction of 2-cyano-3-(4,5-dibromo-2-furyl)-2-propenenitrile and methyl 2-cyano-3-(4,5-dibromo-2-furyl)-2-propenoate with nucleophiles
1984, Vol. 49, Issue 4, pp. 984–991 [Abstract] - Jarmila Štetinová, Jaroslav Kováč, František Považanec, Miloslava Dandárová and Alžbeta Pajchortová
1,3-Dipolar cycloadditions of N-(5-nitro-2-furfuryl)isoquinolinium bromide in the synthesis of benzoindolizines
1984, Vol. 49, Issue 2, pp. 533–542 [Abstract] - Daniel Végh and Jaroslav Kováč
The synthesis and reactivity of 5-nitro-2-furylacetylene
1984, Vol. 49, Issue 1, pp. 280–284 [Abstract] - Alžbeta Krutošíková, Jaroslav Kováč and Miroslava Dandárová
Synthesis and reactions of furocondensed derivatives
1984, Vol. 49, Issue 1, pp. 65–70 [Abstract] - Katarína Špirková, Jaroslav Kováč, Vladimír Žvak, Tibor Gracza and Miloslava Dandárová
Preparation and stereochemistry of pentadiene derivatives of furan
1983, Vol. 48, Issue 12, pp. 3559–3564 [Abstract] - Lubor Fišera, František Považanec, Peter Zálupský, Jaroslav Kováč and Dušan Pavlovič
Site-selectivity of 1,3-dipolar cycloadditions to 2,3-dimethoxycarbonyl-7-oxabicyclo[2,2,1]heptadiene
1983, Vol. 48, Issue 11, pp. 3144–3153 [Abstract] - Ján Hrabovský and Jaroslav Kováč
New synthesis of 2-(4-nitrophenyl)-1-(5-nitro-2-furyl)ethylene and 2-(4-ethoxycarbonylphenyl)-1-(5-nitro-2-furyl)ethylene
1983, Vol. 48, Issue 11, pp. 3130–3133 [Abstract] - Raul Mocelo and Jaroslav Kováč
Aliphatic and aromatic 5-nitro-2-furylamines and aromatic 5-nitrofurfuryl ethers
1983, Vol. 48, Issue 9, pp. 2682–2692 [Abstract] - Daniel Végh, Jaroslav Kováč, Miloslava Dandárová, Vladimír Briš and Milan Seman
Synthesis of pyridinium and picolinium salts of 5-nitro-2-vinylfuran having antibacterial properties
1983, Vol. 48, Issue 7, pp. 1891–1897 [Abstract] - Daniel Végh, Jaroslav Kováč and Miloslava Dandárová
Synthesis and reactions of trimethylammonium salts of 5-nitro-2-furan and 5-nitro-2-thiophene. The preparation of 5-nitro-2-furyl- and 5-nitro-2-thienyl azide
1983, Vol. 48, Issue 7, pp. 1885–1890 [Abstract] - Alžbeta Krutošíková, Jaroslav Kováč and Eva Kraľovičová
The synthesis and reactions of arylfurocondensed derivatives
1983, Vol. 48, Issue 7, pp. 1878–1884 [Abstract] - Lubor Fišera, Peter Mesko, Ján Leško, Miloslava Dandárová, Jaroslav Kováč and Igor Goljer
1,3-Dipolar cycloadditions of C-benzoyl-N-phenylnitrone indole derivatives
1983, Vol. 48, Issue 7, pp. 1854–1863 [Abstract] - Adolf Jurášek, Daniel Geisbacher and Jaroslav Kováč
Reaction of 5-nitrofurfuryltrichloromethyl sulfone with aliphatic aldehydes. Synthesis of butadienes and cyclobutenes related to 5-nitrofuran
1983, Vol. 48, Issue 4, pp. 1062–1067 [Abstract] - Adolf Jurášek, Dana Polakovičová and Jaroslav Kováč
Phenylsulfonyl derivatives of chalcones derived from 5-nitrofuran
1983, Vol. 48, Issue 4, pp. 1057–1061 [Abstract] - Lubor Fišera, Jaroslav Kováč, Juraj Patúš and Dušan Pavlovič
1,3-Dipolar cycloaddition of C-benzoyl-N-phenylnitrone to oxanorbornadiene and oxanorbornene derivatives; endo-exo and site selectivity
1983, Vol. 48, Issue 4, pp. 1048–1056 [Abstract] - Alžbeta Krutošíková, Jaroslav Kováč and Eva Kraľovičová
2-Arylfluoro[3,2-b]pyrroles
1983, Vol. 48, Issue 3, pp. 772–777 [Abstract] - Miloslava Dandárová, Jaroslav Kováč, Daniel Végh and Vladimír Žvak
Stereochemistry of some substituted 2-furyl- and 2-thienyl ethylene derivatives. 1H NMR study
1982, Vol. 47, Issue 12, pp. 3412–3417 [Abstract] - Alžbeta Krutošíková, Jaroslav Kováč, Miloslava Dandárová and Mária Bobálová
Synthesis and reactions of substituted benzofuro[3,2-b]pyrrole derivatives
1982, Vol. 47, Issue 12, pp. 3288–3296 [Abstract] - Jarmila Štetinová, Miloslava Dandárová, Jaroslav Kováč, Darina Mesárošová and Ján Leško
1,3-Dipolar cycloadditions of ylide of 5-nitro-2-furfurylpyridinium bromide in indolizine synthesis
1982, Vol. 47, Issue 6, pp. 1738–1745 [Abstract] - Vladimír Žvak, Jaroslav Kováč and Miroslav Kríž
Preparation and reactions of methyl 2-bromomethyl-3-(5-nitro-2-furyl)propenoate
1982, Vol. 47, Issue 6, pp. 1632–1635 [Abstract] - Daniel Végh, Jaroslav Kováč and Miloslava Dandárová
5-Substituted 2-furancarbaldehydes and water-soluble furan derivatives
1982, Vol. 47, Issue 3, pp. 961–966 [Abstract] - Lubor Fišera, Miloslava Dandárová, Jaroslav Kováč, Anton Gáplovský, Juraj Patúš and Igor Goljer
1,3-Dipolar cycloaddition of C-benzoyl-N-phenylnitrone with dihydrofuran derivatives. Investigation of endo-exo stereoselectivity
1982, Vol. 47, Issue 2, pp. 523–534 [Abstract] - Ján Hrabovský and Jaroslav Kováč
5-Nitro-2-furylvinylation of substituted benzene derivatives
1982, Vol. 47, Issue 1, pp. 45–53 [Abstract] - Iva Sroková, Pavel Vetešník, Adolf Jurášek and Jaroslav Kováč
Tautomerism of 5-nitro-2-furylnitromethane
1981, Vol. 46, Issue 12, pp. 3122–3127 [Abstract] - Adolf Jurášek, Dana Polakovičová and Jaroslav Kováč
Study of keto-enol tautomerism and alkylation reactions of β-ketosulphones of 5-nitrofuran series
1981, Vol. 46, Issue 12, pp. 3115–3121 [Abstract] - Viera Knoppová, Anton Beňo, Miloslava Dandárová and Jaroslav Kováč
Transmission of polar effects arcoss the CH=CH link in styrylfuran system
1981, Vol. 46, Issue 12, pp. 3110–3114 [Abstract] - Viera Knoppová, Anton Beňo and Jaroslav Kováč
Synthesis and properties of 5-styryl-2-furancarboxylic acids
1981, Vol. 46, Issue 11, pp. 2724–2728 [Abstract] - Ján Hrabovský, Miloslava Dandárová and Jaroslav Kováč
5-Nitro-2-furylvinylation of aromatic polycyclic compounds
1981, Vol. 46, Issue 11, pp. 2716–2723 [Abstract] - Alžbeta Krutošíková, Jaroslav Kováč, Miloslava Dandárová, Ján Leško and Štefan Ferík
Synthesis and reactions of substituted furo[3,2-b]pyrrole derivatives
1981, Vol. 46, Issue 10, pp. 2564–2572 [Abstract] - Lubor Fišera, Miloslava Dandárová, Jaroslav Kováč, Peter Mesko and Alžbeta Krutošíková
Cycloadditions of C-benzoyl-N-phenylnitrone with furocondensed derivatives
1981, Vol. 46, Issue 10, pp. 2421–2427 [Abstract] - Katarína Špirková, Jaroslav Kováč, Ivan Horsák and Miloslava Dandárová
Reactions of ethyl 4-bromo-3-(2-furyl)-2-butenoate with nitrogen nucleophiles
1981, Vol. 46, Issue 6, pp. 1513–1517 [Abstract] - Lubor Fišera, Anton Gáplovský, Hans-Joachim Timpe and Jaroslav Kováč
Correlation of kinetic data of 1,3-dipolar cycloadditions of C-benzoyl-N-phenylnitrones with the homo energies of furan derivatives
1981, Vol. 46, Issue 6, pp. 1504–1512 [Abstract] - Michal Uher, Jozef Foltín, František Považanec and Jaroslav Kováč
Reactions of benzoyl isothiocyanates with 5-substituted tetrazoles
1981, Vol. 46, Issue 6, pp. 1492–1494 [Abstract] - Peter Kutschy, Pavol Kristian, Miloslava Dandárová and Jaroslav Kováč
Synthesis and reactions of cis-3-(2-furyl)propenoyl isocyanate
1981, Vol. 46, Issue 5, pp. 1160–1166 [Abstract] - Eduard Gyepes, František Pavelčík and Anton Beňo
Crystal and molecular structure of the nickel(II) chelate of salicylidenethiosemicarbazone ammine - C8H7N3OSNi.NH3
1981, Vol. 46, Issue 4, pp. 975–981 [Abstract] - Viera Knoppová, Adolf Jurášek, Miloslava Dandárová and Jaroslav Kováč
Synthesis and properties of styryl derivatives of 2-furaldehyde
1981, Vol. 46, Issue 2, pp. 515–519 [Abstract] - Viera Knoppová, Miloslava Dandárová and Jaroslav Kováč
Kinetic and spectral studies on 5-phenoxy-2-furaldehydes and their condensation products
1981, Vol. 46, Issue 2, pp. 506–514 [Abstract] - Jozef Černák, František Tomanovič, Andrej Staško, Anna Fedosyevna Oleinikova and Jaroslav Kováč
Electrochemical reduction of para-substituted 2-acyl-5-phenylfuranes in dimethylformamide
1981, Vol. 46, Issue 2, pp. 498–502 [Abstract] - Miloslava Dandárová, Jaroslav Kováč and Daniel Végh
1H and 13C NMR study of (X-phenyl)-5-nitro-2-furylvinyl ethers
1980, Vol. 45, Issue 12, pp. 3557–3563 [Abstract] - Lubor Fišera, Ján Leško, Miloslava Dandárová and Jaroslav Kováč
1,3-dipolar cycloaddition of C-benzoyl-N-phenylnitrone with furan derivatives. Anomalous dehydrogenation of cycloadducts with 2,3-dichloro-5,6-dicyano-1,4-benzoquinone
1980, Vol. 45, Issue 12, pp. 3546–3556 [Abstract] - Alžbeta Krutošíková, Jaroslav Kováč, Mária Chudobová and Dušan Ilavský
Reactions of ethyl 2-(4-chlorophenyl)-4H-furo[3,2-b]pyrrole-5-carboxylate
1980, Vol. 45, Issue 11, pp. 2949–2957 [Abstract] - Rudolf Kada, Viera Knoppová, Jaroslav Kováč and Miroslav Balag
The reaction of 2-cyano-3-(5-phenylsulphonyl-2-thienyl) acronitrile with nucleophiles
1980, Vol. 45, Issue 8, pp. 2360–2363 [Abstract] - Rudolf Kada, Viera Knoppová, Jaroslav Kováč and Zbyněk Večeřa
The reaction of methyl 2-cyano-3-(5-phenylsulphonyl-2-furyl)acrylate with nucleophiles
1980, Vol. 45, Issue 6, pp. 1831–1836 [Abstract] - Alžbeta Krutošíková and Jaroslav Kováč
5-Nitrophenyl-2-furfuryl-N-onium bromides
1980, Vol. 45, Issue 6, pp. 1715–1719 [Abstract] - Josef Prousek, Adolf Jurášek and Jaroslav Kováč
Cyclopropanes of 5-nitrofurane series. Reactions of diazomethane with 1-(5-nitro-2-furyl)-1-trichloromethylsulphonyl-2-R-ethylenes
1980, Vol. 45, Issue 6, pp. 1704–1714 [Abstract] - Peter Kutschy, Pavol Kristian, Milan Dzurilla and Jaroslav Kováč
Reactions of α,β-unsaturated acyl isothiocyanates with phenylhydrazine
1980, Vol. 45, Issue 6, pp. 1692–1703 [Abstract] - Josef Prousek, Adolf Jurášek and Jaroslav Kováč
Reactions and spectral properties of 2-amino-3-cyano-4,5-disubstituted furane derivatives
1980, Vol. 45, Issue 5, pp. 1581–1588 [Abstract] - František Považanec, Jaroslav Kováč and Jozef Svoboda
Preparation of 2- and 2,5-disubstituted 1,3,4-oxadiazoles from tetrazoles and carboxylic acids
1980, Vol. 45, Issue 4, pp. 1299–1300 [Abstract] - Vladimír Žvak, Jaroslav Kováč and Miroslav Kríž
Nucleophilic substitution reaction of methyl 2-bromoethyl-3-(2-furyl)propenoate with amines
1980, Vol. 45, Issue 3, pp. 906–909 [Abstract] - František Považanec, Jaroslav Kováč and Dušan Hesek
The conversion of 5-nitrofurfuryl derivatives into 5-aminofurfurylidenemalonodinitrile
1980, Vol. 45, Issue 3, pp. 752–754 [Abstract] - Adolf Jurášek, Jaroslav Kováč and Rudolf Belko
Synthesis of trisubstituted ethylenes of the furan series based on 5-methoxycarbonyl-2-furfuryl trichloromethyl sulfone
1980, Vol. 45, Issue 3, pp. 746–751 [Abstract] - Viera Knoppová, Anton Beňo, Rudolf Kada and Jaroslav Kováč
Synthesis and polarographic investigation of 5-phenoxy-2-furaldehydes
1980, Vol. 45, Issue 2, pp. 423–426 [Abstract] - Daniel Végh, Jaroslav Kováč, Miloslava Dandárová and Lubor Ivančo
5-Nitro-2-furylvinylation of secondary and tertiary amines
1980, Vol. 45, Issue 1, pp. 155–162 [Abstract] - František Považanec, Jaroslav Kováč and Dušan Hesek
Opening of the furan ring in 5-azido-2-furaldehyde
1980, Vol. 45, Issue 1, pp. 150–154 [Abstract] - Katarína Špirková, Jaroslav Kováč, Václav Konečný, Miloslava Dandárová and Marta Černayová
Synthesis and reactions of alkyl 3-bromomethyl-3-(2-furyl)-2-propenoates with sulfur containing nucleophiles
1980, Vol. 45, Issue 1, pp. 142–149 [Abstract] - Josef Prousek, Adolf Jurášek and Jaroslav Kováč
Reactions and spectral properties of ethyl 5-aminofuroate and its derivatives
1980, Vol. 45, Issue 1, pp. 135–141 [Abstract] - František Považanec, Jaroslav Kováč and Dušan Hesek
A new method of preparation of α-amino derivatives of furan
1979, Vol. 44, Issue 11, pp. 3301–3307 [Abstract] - Josef Prousek, Adolf Jurášek and Jaroslav Kováč
Alkylation reactions of 5-nitrofurfuryl derivatives as C-acids
1979, Vol. 44, Issue 8, pp. 2511–2516 [Abstract] - Adolf Jurášek, Jaroslav Kováč and Mária Bencková
Arylhydrazones of 5-nitrofurfuryl dichloromethyl sulfone
1979, Vol. 44, Issue 8, pp. 2507–2510 [Abstract] - Viera Knoppová, Rudolf Kada and Jaroslav Kováč
Kinetics of nucleophilic displacement of 2,5-disubstituted furans
1979, Vol. 44, Issue 8, pp. 2417–2420 [Abstract] - Ján Hrabovský and Jaroslav Kováč
5-Nitro-2-furylvinylation of aromatic compounds
1979, Vol. 44, Issue 7, pp. 2096–2100 [Abstract] - Daniel Geisbacher, Adolf Jurášek and Jaroslav Kováč
Reaction of 5-nitrofurfuryltrichloromethyl sulfone with aliphatic aldehydes. The synthesis of cyclopropanes derived from 5-nitrofuran
1979, Vol. 44, Issue 6, pp. 1984–1991 [Abstract] - Alžbeta Krutošíková, Jaroslav Kováč, Miloslava Dandárová and Miroslav Veverka
Reactions of ethyl 2-(nitrophenyl)-4H-furo[3,2-b]pyrrole-5-carboxylate
1979, Vol. 44, Issue 6, pp. 1805–1809 [Abstract] - Alžbeta Krutošíková, Jaroslav Kováč and Jozef Kristofčák
Synthesis of substituted 2-aryl-4H-furo[3,2-b]pyrroles
1979, Vol. 44, Issue 6, pp. 1799–1804 [Abstract] - Daniel Végh, Jaroslav Kováč and Miloslava Dandárová
Synthesis of 5-nitro-2-vinylfuran by Wittig method
1979, Vol. 44, Issue 5, pp. 1630–1633 [Abstract] - Oľga Rajniaková, Jarmila Štetinová and Jaroslav Kováč
Study of 3-(5-X-2-furyl)acrylic acids and their methyl esters by gas chromatography
1979, Vol. 44, Issue 3, pp. 942–945 [Abstract] - Josef Prousek, Adolf Jurášek, Miloslava Dandárová and Jaroslav Kováč
Cyclopropanes of 5-nitrofuran series
1979, Vol. 44, Issue 2, pp. 420–423 [Abstract] - Viera Knoppová, Rudolf Kada and Jaroslav Kováč
Kinetics of nucleophilic replacement of 2,5-disubstituted furans
1978, Vol. 43, Issue 12, pp. 3409–3413 [Abstract] - Daniel Végh, Jaroslav Kováč and František Považanec
Preparation and reactions of Z and E isomers of 5-nitro-2-furylvinyl azide
1978, Vol. 43, Issue 12, pp. 3404–3408 [Abstract] - Iva Sroková, Adolf Jurášek, Miloslava Dandárová and Jaroslav Kováč
Synthesis and spectral properties of trisubstituted ethylenes of the 5-nitrofuran series
1978, Vol. 43, Issue 12, pp. 3252–3257 [Abstract] - Alžbeta Krutošíková, Václav Konečný and Jaroslav Kováč
O,O-Dialkyl thiophosphonohydrazones, S-methyl and S-benzyl dithiocarbohydrazones derived from 5-substituted-2-furaldehydes
1978, Vol. 43, Issue 10, pp. 2643–2648 [Abstract] - Jarmila Štetinová, Miloslava Dandárová, Viera Knoppová and Jaroslav Kováč
5-Nitro-2-furfuryl-N-onium bromides
1978, Vol. 43, Issue 8, pp. 2041–2045 [Abstract] - Rudolf Kada and Jaroslav Kováč
Condensation reactions of 5-arylthio- and 5-heteroarylthio-2-furaldehydes with nitromethane
1978, Vol. 43, Issue 8, pp. 2037–2040 [Abstract] - Daniel Geisbacher, Adolf Jurášek, Miloslava Dandárová and Jaroslav Kováč
(5-Nitro-2-furyl)-1-trichloromethylsulphonyl-2-arylethylenes
1978, Vol. 43, Issue 6, pp. 1618–1627 [Abstract] - Anton Beňo, Anton Martvoň and Mikuláš Uher
Transfer of substituent effects through some heterocyclic systems
1978, Vol. 43, Issue 4, pp. 932–937 [Abstract] - František Považanec, Adolf Jurášek, Jaroslav Kováč, Miroslav Marchalín and Peter Zálupský
1,3-Dipolar cycloaddition of diazomethane to substituted 3-(2-furyl)acrylonitriles
1978, Vol. 43, Issue 3, pp. 870–875 [Abstract] - Rudolf Kada, Jaroslava Surá, Adolf Jurášek, Jaroslav Kováč and Alena Žvaková
Transmission of electronic effects in 3-[5-(4-X-phenylthio)-2-furyl]- and 3-[5-(4-X-phenylsulphonyl)-2-furyl]acrylic acids
1978, Vol. 43, Issue 2, pp. 621–625 [Abstract] - Iva Sroková, Adolf Jurášek, Miloslava Dandárová and Jaroslav Kováč
Synthesis of trisubstituted ethylenes derived from 5-nitro-2-furylnitromethane
1978, Vol. 43, Issue 2, pp. 463–470 [Abstract] - Alžbeta Krutošíková, Jaroslav Kováč, Miloslava Dandárová and Marián Valentíny
Reaction of 5-aryl-2-furancarbohydroximoyl chlorides with enamines
1978, Vol. 43, Issue 1, pp. 288–294 [Abstract] - Rudolf Kada, Viera Knoppová and Jaroslav Kováč
5-Nitrofurfuryl heteroaryl sulphides and sulphones
1978, Vol. 43, Issue 1, pp. 160–164 [Abstract] - Rudolf Kada, Viera Knoppová, Jaroslav Kováč, Adolf Jurášek and Jaroslav Šuranský
Preparation and properties of 5-nitrofuryl alkyl sulphones
1978, Vol. 43, Issue 1, pp. 156–159 [Abstract]
