Collect. Czech. Chem. Commun. 1992, 57, 123-133
https://doi.org/10.1135/cccc19920123

Cyclization Reactions of 2-(6-Azauracil-5-yl)benzoic Acid and Some Its Derivatives

Miloslav Hejseka, Jan Sloukaa, Vojtěch Bekáreka and Antonín Lyčkab

a Department of Analytical and Organic Chemistry, Palacký University, 771 46 Olomouc
b Research Institute of Organic Syntheses, 532 18 Pardubice-Rybitví

Individual author index pages


Other CCCC articles of these authors

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    2000, Vol. 65, Issue 1, pp. 106–116 [Abstract]
  • Jaroslav Holeček*, Antonín Lyčka, David Micák, László Nagy, György Vankó, Jiří Brus, S. Shanmuga Sundara Raj, Hoong Kun Fun and Seik Weng ng
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    1999, Vol. 64, Issue 6, pp. 1028–1048 [Abstract]
  • Antonín Lyčka, Josef Jirman and Alois Koloničný
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    1998, Vol. 63, Issue 7, pp. 1012–1020 [Abstract]
  • Aleš Růžička, Vladimír Pejchal, Jaroslav Holeček, Antonín Lyčka and Klaus Jacob
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    1998, Vol. 63, Issue 7, pp. 977–989 [Abstract]
  • Ljerka Tušek-Božic, Manda Curic, Dražen Vikic-Topic and Antonín Lyčka
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  • Jakub Stýskala, Jan Slouka, Miloslav Hejsek and Vojtěch Bekárek
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    1997, Vol. 62, Issue 11, pp. 1754–1762 [Abstract]
  • Alžbeta Krutošíková, Slavomír Mastik, Miloslava Dandárová and Antonín Lyčka
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    1997, Vol. 62, Issue 10, pp. 1612–1622 [Abstract]
  • Antonín Lyčka, Jaroslav Holeček and David Micák
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    1997, Vol. 62, Issue 8, pp. 1169–1176 [Abstract]
  • Jaroslav Holeček, Milan Nádvorník, Karel Handlíř, Vladimír Pejchal, Radovan Vítek and Antonín Lyčka
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    1997, Vol. 62, Issue 2, pp. 279–298 [Abstract]
  • Jiří Hartl, Martin Doležal, Jana Krinková, Antonín Lyčka and Želmíra Odlerová
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    1996, Vol. 61, Issue 7, pp. 1109–1114 [Abstract]
  • Martin Doležal, Jiří Hartl, Antonín Lyčka, Vladimír Buchta and Želmíra Odlerová
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    1996, Vol. 61, Issue 7, pp. 1102–1108 [Abstract]
  • Jan Hlaváč and Jan Slouka
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    1996, Vol. 61, Issue 6, pp. 941–945 [Abstract]
  • Antonín Lyčka
    1H, 13C and 15N NMR Spectra of Coupling Products of Benzenediazonium Salts with Aliphatic Nitro Compounds and Study of Their E/Z Isomerism
    1996, Vol. 61, Issue 4, pp. 589–596 [Abstract]
  • Vojtěch Bekárek, Jan Jílek and Antonín Haviger
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    1996, Vol. 61, Issue 1, pp. 155–159 [Abstract]
  • Vladimír Pejchal, Jaroslav Holeček, Milan Nádvorník and Antonín Lyčka
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    1995, Vol. 60, Issue 9, pp. 1492–1501 [Abstract]
  • Martin Doležal, Jiří Hartl, Antonín Lyčka, Vladimír Buchta and Želmíra Odlerová
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    1995, Vol. 60, Issue 7, pp. 1236–1241 [Abstract]
  • Karel Nálepa, Aleš Halama, Taťjana Nevěčná and Vojtěch Bekárek
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    1995, Vol. 60, Issue 2, pp. 251–256 [Abstract]
  • Jan Slouka, Vojtěch Bekárek and Jan Hlaváč
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    1994, Vol. 59, Issue 12, pp. 2741–2746 [Abstract]
  • Jaromír Toman, Jaromír Mindl, Antonín Lyčka, Jiří Klicnar, Ivana Srovnalová and Miloš Koníček
    Structure of Reaction Products of Some Substituted Quinoxaline N-Oxides with Carbanions
    1994, Vol. 59, Issue 11, pp. 2493–2500 [Abstract]
  • Taťjana Nevěčná, Vojtěch Bekárek and Oldřich Pytela
    A Study of Effects of Temperature and Medium on Reaction of Triethylamine with Ethyl Bromide
    1994, Vol. 59, Issue 6, pp. 1384–1391 [Abstract]
  • Karel Handlíř, Antonín Lyčka, Jaroslav Holeček, Milan Nádvorník, Vladimír Pejchal and Angelika Sebald
    119Sn and 13C NMR Spectral Study of Some Vinyltin(IV) Compounds Involving the Sn-S Bond
    1994, Vol. 59, Issue 4, pp. 885–897 [Abstract]
  • Jaroslav Holeček, Antonín Lyčka, Milan Nádvorník and Karel Handlíř
    IR and 13C, 17O, and 119Sn NMR spectra of some bis(1-butyl)tin(IV) carboxylates of dicarboxylic acids
    1991, Vol. 56, Issue 9, pp. 1908–1915 [Abstract]
  • Antonín Lyčka and Karel Palát, Jr.
    A 15N, 13C, and 1H NMR study of reaction products from arylguanidines and chloroformate esters
    1991, Vol. 56, Issue 7, pp. 1505–1511 [Abstract]
  • Vojtěch Bekárek and Taťjana Nevěčná
    A study of effect of temperature on the influence of medium on the reaction of triethylamine with ethyl iodide
    1991, Vol. 56, Issue 4, pp. 874–879 [Abstract]
  • Jan Slouka
    Synthesis of isomeric 1,1'-phenylene-bis(6-azauracil-5-carbonitriles)
    1990, Vol. 55, Issue 12, pp. 2967–2976 [Abstract]
  • Jiří Gasparič, Tomáš Vontor, Antonín Lyčka and Dobroslav Šnobl
    Formation of acetals and cleavage of the five-membered ring in the bromination of isatin in alcohols
    1990, Vol. 55, Issue 12, pp. 2963–2966 [Abstract]
  • Karel Dlabal, Karel Palát, Antonín Lyčka and Želmíra Odlerová
    Synthesis and 1H and 13C NMR spectra of sulfur derivatives of pyrazine derived from amidation product of 2-chloropyrazine and 6-chloro-2-pyrazinecarbonitrile. Tuberculostatic activity
    1990, Vol. 55, Issue 10, pp. 2493–2501 [Abstract]
  • Jaroslav Holeček, Antonín Lyčka, Karel Handlíř and Milan Nádvorník
    13C and 119Sn NMR spectra of diphenyl- and dibenzyltin(IV) compounds and their complexes
    1990, Vol. 55, Issue 5, pp. 1193–1207 [Abstract]
  • Josef Jirman and Antonín Lyčka
    33S NMR spectra of some sulfonated naphthalenes, naphthols, and their anions
    1990, Vol. 55, Issue 2, pp. 446–451 [Abstract]
  • Antonín Lyčka, Miroslav Nečas, Josef Jirman, Jaroslav Straka and Bohdan Schneider
    NMR studies of 1-phenylazo-3-substituted-2-naphthols in solution and in the solid state
    1990, Vol. 55, Issue 1, pp. 193–201 [Abstract]
  • Taťjana Nevěčná and Vojtěch Bekárek
    Significance test of refractive index of solvent in evaluation of effect of medium on rates of quaternization reactions of methyl iodide with amines
    1990, Vol. 55, Issue 1, pp. 180–184 [Abstract]
  • Josef Jirman, Antonín Lyčka and Miroslav Ludwig
    13C and 15N NMR spectra of oximes prepared by nitrosation of activated methylene group
    1990, Vol. 55, Issue 1, pp. 136–146 [Abstract]
  • Vojtěch Bekárek
    A comment on evaluation of effects of mixed solvents by means of the Born and Kirkwood method
    1989, Vol. 54, Issue 12, pp. 3162–3170 [Abstract]
  • Oldřich Pytela, Josef Jirman and Antonín Lyčka
    Chemometrical analysis of substituent effects on 13C and 15N NMR chemical shifts in 1-aroyl-3-substituted thioureas
    1989, Vol. 54, Issue 9, pp. 2399–2407 [Abstract]
  • Antonín Lyčka, Jaroslav Holeček and Karel Handlíř
    119Sn, 13C and 1H NMR studies of aryloxy- and arylthio(1-butyl)stannanes
    1989, Vol. 54, Issue 9, pp. 2386–2398 [Abstract]
  • Tomáš Vontor, Karel Palát and Antonín Lyčka
    Homolytic carbamoylation and alkoxycarbonylation of 2-aminopyrazine
    1989, Vol. 54, Issue 5, pp. 1306–1310 [Abstract]
  • Karel Komers, Antonín Lyčka, Josef Jirman and Ivan Kolb
    An intermediate of reaction of 2-naphthol with activated sludge
    1988, Vol. 53, Issue 7, pp. 1574–1578 [Abstract]
  • Vladimír Macháček, Vojeslav Štěrba, Ivan Kolb and Antonín Lyčka
    Reactions of methyl esters of N-(2,4-dinitrophenyl)glycine and N-methyl-N-(2,4-dinitrophenyl)glycine with sodium methoxide
    1988, Vol. 53, Issue 5, pp. 1044–1052 [Abstract]
  • Jaromír Kaválek, Vladimír Macháček, Vojeslav Štěrba and Antonín Lyčka
    Formation of N-methyl-2-nitroso-4,6-dinitroaniline from methyl ester of N-methyl-N-(2,4,6-trinitrophenyl)glycine
    1988, Vol. 53, Issue 5, pp. 1033–1043 [Abstract]
  • Jan Slouka and Vojtěch Bekárek
    Synthesis and cyclization of some N-oxides of 2-pyridylhydrazones of mesoxalic acid derivatives
    1988, Vol. 53, Issue 3, pp. 626–632 [Abstract]
  • Antonín Lyčka, Josef Jirman and Jaroslav Holeček
    17O and 13C NMR spectra of some geminal diacetates
    1988, Vol. 53, Issue 3, pp. 588–592 [Abstract]
  • Jaroslav Holeček, Antonín Lyčka, Karel Handlíř and Milan Nádvorník
    13C and 119Sn NMR evidence of the presence and extent of σ-π conjugation in some benzyltin compounds and their complexes
    1988, Vol. 53, Issue 3, pp. 571–580 [Abstract]
  • Miloš Titz, Miloš Nepraš, Miroslav Nečas, Radim Hrdina, Stanislav Luňák, Jr. and Antonín Lyčka
    Study of the azo-hydrazone tautomeric equilibrium by electronic spectroscopy and quantum chemistry. II. HMO calculations
    1988, Vol. 53, Issue 2, pp. 227–242 [Abstract]
  • Miloš Nepraš, Miloš Titz, Miroslav Nečas, Stanislav Luňák, Jr., Radim Hrdina and Antonín Lyčka
    Study of the azo-hydrazone tautomeric equilibrium by electronic spectroscopy and quantum chemistry. I. Electronic spectra
    1988, Vol. 53, Issue 2, pp. 213–226 [Abstract]
  • Antonín Lyčka, Vladimír Macháček and Josef Jirman
    15N, 13C, and 1H NMR spectra of 1-substituted-2,4,6-trinitrobenzenes
    1987, Vol. 52, Issue 12, pp. 2946–2952 [Abstract]
  • Josef Jirman and Antonín Lyčka
    15N, 13C, and 1H NMR spectra of acylated ureas and thioureas
    1987, Vol. 52, Issue 10, pp. 2474–2481 [Abstract]
  • Jiří Mollin, Kateřina Polášková, Želimíra Odlerová and Vojtěch Bekárek
    Acylated thioamides and related compounds as potential antituberculotics
    1987, Vol. 52, Issue 8, pp. 2087–2094 [Abstract]
  • Antonín Lyčka, Libuše Havlíčková, Alois Koloničný and Josef Jirman
    15N NMR study of amino-imino tautomerism in derivatives of 1,4-bis(substituted amino)-9,10-anthraquinones and 1,4-bis(substituted amino)-2,3-dihydro-9,10-anthraquinones
    1987, Vol. 52, Issue 3, pp. 736–741 [Abstract]
  • Antonín Lyčka, Tibor Liptaj and Josef Jirman
    13C and 15N NMR spectra of 3-methyl-1-phenylpyrazole-4,5-dione 4-(4'-substituted phenyl)hydrazones
    1987, Vol. 52, Issue 3, pp. 727–735 [Abstract]
  • Vojtěch Bekárek and Vojtěch Bekárek, Jr.
    Effect of medium on electronic spectra of 4-dimethylamino-ω-nitrostyrenes. Effective Kirkwood-Onsager functions of medium
    1987, Vol. 52, Issue 2, pp. 287–298 [Abstract]
  • Vladimír Macháček, Vojeslav Štěrba and Antonín Lyčka
    Mechanism of the reaction of 1-methoxy- and 1-chloro-2,4,6-trinitrobenzene with dimethyl malonate anion
    1987, Vol. 52, Issue 1, pp. 132–139 [Abstract]
  • Antonín Lyčka, Jaroslav Holeček, Karel Handlíř, Josef Pola and Václav Chvalovský
    17O, 13C, and 29Si NMR spectra of some acyloxy- and diacetoxysilanes and acetoxygermanes
    1986, Vol. 51, Issue 11, pp. 2582–2589 [Abstract]
  • Jaroslav Holeček, Antonín Lyčka and Roland Wagener
    The 119Sn and 15N NMR spectral study of the chelate formation in the triphenyltin(IV) oxinate
    1986, Vol. 51, Issue 10, pp. 2116–2126 [Abstract]
  • Taťjana Nevěčná, Jitka Vymětalová and Vojtěch Bekárek
    A study of the medium effect of mixed solvents; The benzene-acetonitrile system
    1986, Vol. 51, Issue 10, pp. 2071–2076 [Abstract]
  • Vladimír Macháček, Makky M. M. Hassanien, Vojeslav Štěrba and Antonín Lyčka
    Formation of the Meisenheimer spiro adduct of N-(2,4,6-trinitrophenyl)alanine methylamide and its rearrangement to 2-amino-N-methyl-N-(2,4,6-trinitrophenyl)propanamide
    1986, Vol. 51, Issue 9, pp. 1972–1985 [Abstract]
  • Taťjana Nevěčná and Vojtěch Bekárek
    A study of the medium effect of mixed solvents; The cyclohexane-nitrobenzene system
    1986, Vol. 51, Issue 9, pp. 1942–1947 [Abstract]
  • Jaroslav Holeček, Karel Handlíř, Antonín Lyčka, T. K. Chattopadhyay, B. Majee and A. K. Kumar
    Preparation and infrared and 13C, 17O, and 119Sn NMR spectra of some substituted di- and tri(1-butyl)tin phenoxyacetates and phenylthioacetates
    1986, Vol. 51, Issue 5, pp. 1100–1111 [Abstract]
  • Vojtěch Bekárek and Juraj Ševčík
    A contribution to evaluation of effects of medium on electronic spectra
    1986, Vol. 51, Issue 4, pp. 746–752 [Abstract]
  • Vladimír Macháček, Antonín Lyčka and Milan Nádvorník
    A study of reaction of aromatic polynitro compounds with tributylstannyl hydride
    1985, Vol. 50, Issue 11, pp. 2598–2606 [Abstract]
  • Vojtěch Bekárek and Taťjana Nevěčná
    A study of the medium effect of mixed solvents; The cyclohexane-acetone system
    1985, Vol. 50, Issue 9, pp. 1928–1934 [Abstract]
  • Dobroslav Šnobl, Antonín Lyčka and Jaroslav Horyna
    13C NMR spectra of sodium naphthalenesulphonates
    1985, Vol. 50, Issue 8, pp. 1852–1861 [Abstract]
  • Antonín Lyčka, Milan Nádvorník, Karel Handlíř and Jaroslav Holeček
    13C and 119Sn NMR spectra of some triphenyltin 4-substituted benzoates dissolved in coordinating and non-coordinating solvents
    1984, Vol. 49, Issue 12, pp. 2903–2911 [Abstract]
  • Antonín Lyčka
    13C, 15N, and 19F NMR spectra of 2-phenylhydrazonopropanedinitriles and methyl 2-phenyl hydrazonocyanoacetates
    1984, Vol. 49, Issue 12, pp. 2801–2806 [Abstract]
  • Jan Slouka, Vojtěch Bekárek, Karel Nálepa and Antonín Lyčka
    Synthesis of 1,2,4-triazino[5,6-b]- and imidazo[4,5-b]quinoline derivatives
    1984, Vol. 49, Issue 11, pp. 2628–2634 [Abstract]
  • Vojtěch Bekárek
    A test of the role of refractive index in correlations between solvent effects on electronic spectra and solvent effects on reaction equilibria and rates
    1984, Vol. 49, Issue 10, pp. 2332–2341 [Abstract]
  • Karel Handlíř, Jaroslav Holeček, Milan Nádvorník, Antonín Lyčka and Milan Hucl
    Study of structure of bis(triphenylstannyl) chromate(VI) by infrared, Mössbauer, and 1H, 13C and 119Sn NMR spectra
    1984, Vol. 49, Issue 6, pp. 1497–1504 [Abstract]
  • Antonín Lyčka and Pavel Vetešník
    13C and 15N NMR spectra of 1-(3- or 4-substituted phenyl)-3-methyl-3-phenyltriazenes
    1984, Vol. 49, Issue 4, pp. 963–969 [Abstract]
  • Jan Slouka and Vojtěch Bekárek
    Reactions of 2-(benzimidazol-2-yl)acetonitrile and its N-ethoxycarbonyl derivative with some azol-3-diazonium salts
    1984, Vol. 49, Issue 1, pp. 275–279 [Abstract]
  • Vladimír Macháček and Antonín Lyčka
    13C and 15N NMR spectra of 6-substituted bicyclo[3,3,1]7-nonanone nitronates
    1984, Vol. 49, Issue 1, pp. 244–252 [Abstract]
  • Antonín Lyčka and Jaromír Kaválek
    13C, 15N, and 19F NMR spectra of 4-fluoro-(3´ or 4´-substituted) azobenzenes
    1984, Vol. 49, Issue 1, pp. 58–64 [Abstract]
  • Antonín Lyčka
    13C and 15N NMR study of azo-hydrazone tautomerism in azo dyes containing amino or acetamido groups
    1983, Vol. 48, Issue 11, pp. 3104–3111 [Abstract]
  • Vojtěch Bekárek and Marie Stolařová
    On the problem of empirical characteristics of a medium and their mutual relations
    1983, Vol. 48, Issue 5, pp. 1237–1240 [Abstract]
  • Jan Slouka, Vojtěch Bekárek and Antonín Lyčka
    Cyclization reactions of some o-acylphenylhydrazones
    1982, Vol. 47, Issue 6, pp. 1746–1756 [Abstract]
  • Bohumír Koutek, Milena Píšová, Josef Krupička, Antonín Lyčka, Dobroslav Šnobl and Milan Souček
    Benzoannelated quinone methides
    1982, Vol. 47, Issue 6, pp. 1645–1653 [Abstract]
  • Vladimír Dostál, Zdeněk Stránský and Jan Slouka
    Determination of acids and their strength in isobutyl methyl ketone
    1982, Vol. 47, Issue 4, pp. 1203–1215 [Abstract]
  • Antonín Lyčka
    Carbon-13 and nitrogen-15 NMR spectra of cis- and trans-azobenzene, 4-monosubstituted and 4,4'-disubstituted trans-azobenzenes
    1982, Vol. 47, Issue 4, pp. 1112–1120 [Abstract]
  • Vojtěch Bekárek and Jan Juřina
    A contribution to evaluation of influence of medium in electronic and infrared spectroscopy
    1982, Vol. 47, Issue 4, pp. 1060–1068 [Abstract]
  • Antonín Lyčka, Dobroslav Šnobl, Karel Handlíř, Jaroslav Holeček and Milan Nádvorník
    29Si and 13C NMR spectra of some alkyldiphenylchlorosilanes, alkyldiphenylsilanoles and bis(alkyldiphenylsilyl)chromates
    1982, Vol. 47, Issue 2, pp. 603–612 [Abstract]
  • Bohumír Koutek, Lubomír Musil, Jiří Velek, Antonín Lyčka, Dobroslav Šnobl, Miroslava Synáčková and Milan Souček
    Perturbation of the fuchsone chromophore by 3,5-methyl substitution. Sterically crowded exocyclic double bond
    1981, Vol. 46, Issue 10, pp. 2540–2556 [Abstract]
  • Antonín Lyčka, Dobroslav Šnobl, Bohumír Koutek, Libuše Pavlíčková and Milan Souček
    13C NMR study of 7,7-disubstituted quinone methides
    1981, Vol. 46, Issue 9, pp. 2083–2090 [Abstract]
  • Antonín Lyčka, Dobroslav Šnobl, Bohumír Koutek, Libuše Pavlíčková and Milan Souček
    13C NMR study of substituted quinone methides. 2- and 2,6-substituted fuchsones
    1981, Vol. 46, Issue 8, pp. 1775–1787 [Abstract]
  • Vojtěch Bekárek and Vilém Šimánek
    Effect of medium on 1H-NMR spectra
    1981, Vol. 46, Issue 7, pp. 1549–1553 [Abstract]
  • Antonín Lyčka, Dobroslav Šnobl, Karel Handlíř, Jaroslav Holeček and Milan Nádvorník
    13C, 29Si, 115Sn, 117Sn and 119Sn NMR spectra of some triphenyl derivatives of elements of IVB group
    1981, Vol. 46, Issue 6, pp. 1383–1388 [Abstract]
  • Antonín Lyčka and Dobroslav Šnobl
    Coupling constants nitrogen-15-nitrogen-15 and nitrogen-15-hydrogen in phenylhydrazones forming hydrogen bond
    1981, Vol. 46, Issue 4, pp. 892–897 [Abstract]
  • Antonín Lyčka
    13C and 15N NMR studies of 2,3,4-pentanetrione 3-phenylhydrazone, dimethyl 2-phenylhydrazonopropanedioate and ethyl 2-phenylhydrazono-3-oxobutanoate
    1980, Vol. 45, Issue 12, pp. 3354–3359 [Abstract]
  • Antonín Lyčka
    Carbon-13 and nitrogen-14 NMR spectra of 1-(substituted phenyl)pyridinium salts
    1980, Vol. 45, Issue 10, pp. 2766–2771 [Abstract]
  • Vojtěch Bekárek
    Evaluation of solvent effects in electronic spectra
    1980, Vol. 45, Issue 7, pp. 2063–2069 [Abstract]
  • Jaroslav Horyna, Antonín Lyčka and Dobroslav Šnobl
    13C-NMR spectra of benzenesulphonyl derivatives
    1980, Vol. 45, Issue 5, pp. 1575–1580 [Abstract]
  • Jan Slouka and Vojtěch Bekárek
    Synthesis of some 2-aryl-6-amino-2,3-dihydro-1,2,4-benzotriazin-3-ones
    1980, Vol. 45, Issue 5, pp. 1379–1387 [Abstract]
  • Jan Slouka
    Reactions of some 2-(6-azauracil-5-yl)phenylhydrazones
    1979, Vol. 44, Issue 8, pp. 2438–2442 [Abstract]
  • Antonín Lyčka and Dobroslav Šnobl
    Effect of lanthanide shift reagents on 1H NMR spectra of aminopyridines
    1979, Vol. 44, Issue 3, pp. 908–911 [Abstract]
  • Vojtěch Bekárek and Alena Mikulecká
    A note on evaluation of solvent shifts in IR spectroscopy
    1978, Vol. 43, Issue 11, pp. 2879–2884 [Abstract]
  • František Grambal, Jan Lasovský, Vojtěch Bekárek and Vilím Šimánek
    1H-NMR spectra and substitution effects of 4-substituted benzamidoximes and 4,4’-substituted O-benzoylbenzamidoximes
    1978, Vol. 43, Issue 8, pp. 2008–2014 [Abstract]
  • Jan Slouka, Vojtěch Bekárek and Václav Štemberk
    Synthesis of some 2-aryl-2,3-dihydro-1,2,4-triazino[6,5-b]indol-3-ones
    1978, Vol. 43, Issue 4, pp. 960–965 [Abstract]