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
- Jaroslava Kořínková*, Antonín Lyčka, Aleš Cee, Milan Nádvorník, Robert Jirásko and Radim Hrdina
Structure of 2:1 cobalt(III) complexes derived from arylazocitrazinic acid
2009, Vol. 74, Issue 4, pp. 535–544 [Abstract] - Štěpán Frebort, Numan Almonasy*, Radim Hrdina, Antonín Lyčka, Miroslav Lísa and Michal Holčapek
Synthesis and Characterization of Dialkyl Esters of 1,2,4,5-Tetrazine-3,6-dicarboxylic Acid
2008, Vol. 73, Issue 1, pp. 107–115 [Abstract] - Alexander Popkov*, Ivana Císařová, Jana Sopková, Josef Jirman, Antonín Lyčka and Konstantin A. Kochetkov*
Asymmetric Synthesis of (S)-2-Amino-3-(1-naphthyl)propanoic Acid via Chiral Nickel Complex. Crystal Structure, Circular Dichroism, 1H and 13C NMR Spectra of the Complex
2005, Vol. 70, Issue 9, pp. 1397–1410 [Abstract] - Jiří Kulhánek*, Oldřich Pytela and Antonín Lyčka
Chemometrical Analysis of Substituent Effects. XIII. Comparison of Substituent Effects on Dissociation and Chemical Shift in 13C NMR Spectra of Mono- and Disubstituted Benzoic Acids
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
Infrared, 119Sn, 13C and 1H NMR, 119Sn and 13C CP/MAS NMR and Mössbauer Spectral Study of Some Tributylstannyl Citrates and Propane-1,2,3-tricarboxylates
1999, Vol. 64, Issue 6, pp. 1028–1048 [Abstract] - Antonín Lyčka, Josef Jirman and Alois Koloničný
15N, 13C, and 1H NMR Spectra of Azo and Hydrazo Compounds Derived from 1,3,3-Trimethyl-2-methylidene-2,3-dihydroindole (Fischer Base)
1998, Vol. 63, Issue 7, pp. 1012–1020 [Abstract] - Aleš Růžička, Vladimír Pejchal, Jaroslav Holeček, Antonín Lyčka and Klaus Jacob
119Sn, 15N, 13C, and 1H NMR Study of the Intramolecular Sn-N Donor-Acceptor Interaction in [2-(Dimethylaminomethyl)phenyl]stannanes
1998, Vol. 63, Issue 7, pp. 977–989 [Abstract] - Ljerka Tušek-Božic, Manda Curic, Dražen Vikic-Topic and Antonín Lyčka
Multinuclear NMR Studies of Palladium(II) Dihalide Complexes of Dibutyl {α-[4-(Phenyldiazenyl)anilino]benzyl}phosphonate
1997, Vol. 62, Issue 12, pp. 1888–1904 [Abstract] - Jakub Stýskala, Jan Slouka, Miloslav Hejsek and Vojtěch Bekárek
Synthesis of 2-Aryl[1]benzofuro[2,3-e][1,2,4]triazin-3(2H)-ones and Their Use for Preparation of 1-Aryl-5-(2-hydroxyphenyl)-6-azauracils
1997, Vol. 62, Issue 11, pp. 1754–1762 [Abstract] - Alžbeta Krutošíková, Slavomír Mastik, Miloslava Dandárová and Antonín Lyčka
Synthesis and Reactions of 8-Hydrazinofuro[2',3':4,5]pyrrolo-[1,2-d][1,2,4]triazines
1997, Vol. 62, Issue 10, pp. 1612–1622 [Abstract] - Antonín Lyčka, Jaroslav Holeček and David Micák
119Sn, 13C and 1H NMR Spectra of Tris(1-butyl)stannyl D-Glucuronate
1997, Vol. 62, Issue 8, pp. 1169–1176 [Abstract] - Jaroslav Holeček, Milan Nádvorník, Karel Handlíř, Vladimír Pejchal, Radovan Vítek and Antonín Lyčka
Synthesis and Infrared and 1H, 13C, 119Sn NMR Spectra of Some Tris- and Bis(1-butyl)tin(IV) Naphthoates and Hydroxynaphthoates
1997, Vol. 62, Issue 2, pp. 279–298 [Abstract] - Jiří Hartl, Martin Doležal, Jana Krinková, Antonín Lyčka and Želmíra Odlerová
Synthesis and Antituberculotic Activity of 5-Alkyl-6-chloro-2-pyrazinecarboxamides and Corresponding Thioamides
1996, Vol. 61, Issue 7, pp. 1109–1114 [Abstract] - Martin Doležal, Jiří Hartl, Antonín Lyčka, Vladimír Buchta and Želmíra Odlerová
Synthesis and Antituberculotic Properties of Some Substituted Pyrazinecarbothioamides
1996, Vol. 61, Issue 7, pp. 1102–1108 [Abstract] - Jan Hlaváč and Jan Slouka
Synthesis of 3-(6-Azauracil-5-yl)anthranilic Acid and Its Application to the Preparation of Other 1,2,4-Triazine Derivatives
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
Effect of Medium on the Electronic Spectra of 2-Nitroaniline Derivatives
1996, Vol. 61, Issue 1, pp. 155–159 [Abstract] - Vladimír Pejchal, Jaroslav Holeček, Milan Nádvorník and Antonín Lyčka
13C and 119Sn NMR Spectra of Some Mono-n-butyltin(IV) Compounds
1995, Vol. 60, Issue 9, pp. 1492–1501 [Abstract] - Martin Doležal, Jiří Hartl, Antonín Lyčka, Vladimír Buchta and Želmíra Odlerová
Synthesis and Antituberculotic Activity of Some Substituted 3-Arylamino-5-cyano-2-pyrazinecarboxamides
1995, Vol. 60, Issue 7, pp. 1236–1241 [Abstract] - Karel Nálepa, Aleš Halama, Taťjana Nevěčná and Vojtěch Bekárek
1H NMR Study of 3,5-Disubstituted 6-Oxo-1,6-dihydro-1,2,4-triazines
1995, Vol. 60, Issue 2, pp. 251–256 [Abstract] - Jan Slouka, Vojtěch Bekárek and Jan Hlaváč
Synthesis of Some m-Substituted 1-Phenyl-6-azauracils
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]