- ISSN 0010-0765 printed
- ISSN 1212-6950 electronic
Jaromír Kaválek
- Jaromír Mindl*, Oldřich Hrabík, Vojeslav Štěrba and Jaromír Kaválek
Cyclization of Substituted Phenyl N-(2-Hydroxybenzyl)carbamates in Aprotic Solvents. Synthesis of 4H-1,3-Benzoxazin-2(3H)-ones
2000, Vol. 65, Issue 8, pp. 1262–1272 [Abstract] - Jaromír Mindl*, Jaromír Kaválek, Helena Straková and Vojeslav Štěrba
Kinetics of Base-Catalysed Hydrolysis and Cyclisation of Substituted Acetamide and Benzamide O-(Phenoxycarbonyl)oximes
1999, Vol. 64, Issue 10, pp. 1641–1653 [Abstract] - Miloš Sedlák, Jiří Hanusek, Radim Bína, Jaromír Kaválek and Vladimír Macháček*
Kinetics and Mechanism of the Formation and Decomposition of Imidazolin-4-ones from 2-(N-Benzoylamino)alkanamides in Aqueous Medium
1999, Vol. 64, Issue 10, pp. 1629–1640 [Abstract] - Libor Dušek*, Jaromír Kaválek and Vojeslav Štěrba
Kinetics of Methanolysis of Substituted Benzamide O-(Phenoxycarbonyl)- and O-(Alkoxycarbonyl)oximes Catalyzed by Sodium Methanolate
1999, Vol. 64, Issue 2, pp. 265–287 [Abstract] - Miloš Sedlák, Jaromír Kaválek, Petr Mitaš and Vladimír Macháček
Kinetics and Mechanism of Cyclization of Substituted 2-(Benzoylamino)alkanamides in Strongly Basic Medium
1998, Vol. 63, Issue 3, pp. 394–406 [Abstract] - Petr Mitaš, Miloš Sedlák and Jaromír Kaválek
Substituent Effect on Acidity of Substituted 2-(4-Nitrobenzoylamino)alkanamides in Methanol-Dimethyl Sulfoxide Mixtures
1998, Vol. 63, Issue 1, pp. 85–93 [Abstract] - Petr Mitaš, Jaromír Kaválek and Oldřich Pytela
Dissociation of Amides in Strongly Basic Medium of Sodium Methoxide in Dimethyl Sulfoxide-Methanol Mixtures
1997, Vol. 62, Issue 10, pp. 1562–1576 [Abstract] - Miloš Sedlák, Aleš Halama, Jaromír Kaválek, Vladimír Macháček, Petr Mitaš and Vojeslav Štěrba
Preparation and NMR Spectra of Substituted 2-(4-Nitrophenyl)imidazolinones
1996, Vol. 61, Issue 6, pp. 910–920 [Abstract] - Miloš Sedlák, Aleš Halama, Jaromír Kaválek, Vladimír Macháček and Vojeslav Štěrba
Preparation, 1H and 13C NMR Spectra of Substituted 2-Benzoylaminocarboxamides
1995, Vol. 60, Issue 1, pp. 150–160 [Abstract] - Jaromír Kaválek, Vladimír Macháček and Vojeslav Štěrba
Coupling Kinetics of 4-Sulfobenzenediazonium Ion with 2,4-Thiazolidinedione, Its 3-Methyl Derivative and 3-Methyl-5-isoxazolone
1994, Vol. 59, Issue 9, pp. 2022–2028 [Abstract] - Jaromír Kaválek, Vladimír Macháček, Miloš Sedlák and Vojeslav Štěrba
Study of Cyclization of 1-Benzoyl-3-methyl-3-(2-methoxycarbonylphenyl)thiourea to 1-Methyl-2-thioxo-4-quinazolone
1993, Vol. 58, Issue 5, pp. 1122–1132 [Abstract] - Jaromír Kaválek, Vladimír Macháček, Miloš Sedlák and Vojeslav Štěrba
Kinetics and Mechanism of Cyclization of N-(2-Methoxycarbonylphenyl)-N-methylsulfonamide to 1-Methyl-(1H)-2,1,3-benzothiadiazine-4(3H)-one-2,2-dioxide
1992, Vol. 57, Issue 6, pp. 1282–1290 [Abstract] - Jaromír Kaválek, Vladimír Macháček, Miloš Sedlák and Vojeslav Štěrba
Kinetics and mechanism of cyclization of N-(2-methoxycarbonylphenyl)-N’-methylsulphonamide to 3-methyl-(1H)-2,1,3-benzothiadiazin-4(3H)-one 2,2-dioxide
1991, Vol. 56, Issue 8, pp. 1701–1710 [Abstract] - Jaroslava Horáčková, Jaromír Kaválek, Jiří Kulič and Vojeslav Štěrba
Azo coupling kinetics of benzenediazonium ions with citrazinic acid
1991, Vol. 56, Issue 2, pp. 386–397 [Abstract] - Oldřich Pytela, Taťjana Nevěčná and Jaromír Kaválek
Reactivity of proton and general acid with 1,3-bis-(4-methylphenyl)triazene in aqueous methanol
1990, Vol. 55, Issue 11, pp. 2701–2706 [Abstract] - Jaromír Kaválek, Ulrika Králíková, Vladimír Macháček, Miloš Sedlák and Vojeslav Štěrba
Kinetics and mechanism of solvolysis of N-aryl sulfuric diamides
1990, Vol. 55, Issue 1, pp. 202–222 [Abstract] - Taťjana Nevěčná, Oldřich Pytela, Miroslav Ludwig and Jaromír Kaválek
Solvent effects on kinetics and mechanism of acid-catalyzed decomposition of 1,3-bis(4-methylphenyl)triazene I. Reactions in alcohols
1990, Vol. 55, Issue 1, pp. 147–155 [Abstract] - Vítězslav Zima, Oldřich Pytela, Jaromír Kaválek and Miroslav Večeřa
Reactivity of nucleophiles in dimethyl sulfoxide and its comparison with nucleophilic reactivity in protic medium
1989, Vol. 54, Issue 10, pp. 2715–2720 [Abstract] - Jaromír Kaválek, Lubomír Kacetl and Marcela Kaválková
Kinetics of methanolysis of 1-(2-halogeno and 2,6-dihalogenobenzoyl)-3-(4-chlorophenyl)ureas
1989, Vol. 54, Issue 5, pp. 1363–1369 [Abstract] - Jaromír Kaválek, Vladimír Macháček, Gabriela Svobodová and Vojeslav Štěrba
Kinetics and mechanism of reversible, base-catalyzed ring closure of 3-(methoxycarbonyl)propionanilide and O-(methoxycarbonylmethyl)-N-phenylcarbamate
1989, Vol. 54, Issue 4, pp. 1005–1011 [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] - Jaromír Kaválek, Vladimír Macháček, Makky M. M. Hassanien and Vojeslav Štěrba
Base-catalyzed formation of spiro adduct from N-methyl-N-(2,4,6-trinitrophenyl)glycinamide, the smiles rearrangement of the amide in methanol
1988, Vol. 53, Issue 3, pp. 601–618 [Abstract] - Jaromír Kaválek, Josef Jirman, Vladimír Macháček and Vojeslav Štěrba
The methanolysis kinetics and dissociation constants of 1-(subst. benzoyl)-3-phenylthioureas
1988, Vol. 53, Issue 3, pp. 593–600 [Abstract] - Jaromír Kaválek, Vladimír Macháček, Gabriela Svobodová and Vojeslav Štěrba
Kinetics of acid-catalyzed cyclization of substituted hydantoinamides to substituted hydantoins
1987, Vol. 52, Issue 8, pp. 1999–2004 [Abstract] - Jaromír Kaválek, Josef Jirman, Vladimír Macháček and Vojeslav Štěrba
An anomalous effect of methyl group on acidity of acylthioureas
1987, Vol. 52, Issue 8, pp. 1992–1998 [Abstract] - Jaromír Kaválek, Ludmila Hejtmánková and Vojeslav Štěrba
Kinetics and mechanism of solvolysis of substituted phenyl N-phenylbenzimidoesters
1987, Vol. 52, Issue 5, pp. 1285–1297 [Abstract] - Jaromír Kaválek, Josef Jirman and Vojeslav Štěrba
Reactions of 1,3-diacylthioureas with methoxide ion and with amines
1987, Vol. 52, Issue 1, pp. 120–131 [Abstract] - Jaromír Kaválek, Josef Panchartek, Tomáš Potěšil and Vojeslav Štěrba
Kinetics of the reaction of guanyl-O-methylisourea hydrochloride with dimethylformamide dimethylacetal
1986, Vol. 51, Issue 9, pp. 1964–1971 [Abstract] - Jaromír Kaválek, Josef Panchartek, Tomáš Potěšil and Vojeslav Štěrba
Solvolysis kinetics of ethyl 3-ethoxy-3-iminopropanoate
1986, Vol. 51, Issue 3, pp. 677–683 [Abstract] - Jaromír Kaválek, Vladimír Macháček, Gabriela Svobodová and Vojeslav Štěrba
Base catalyzed cyclization of substituted esters of hydantoic and thiohydantoic acids
1986, Vol. 51, Issue 2, pp. 375–390 [Abstract] - Jaromír Kaválek, Josef Jirman and Vojeslav Štěrba
Kinetics and mechanism of rearrangement and methanolysis of acylphenylthioureas
1985, Vol. 50, Issue 3, pp. 766–778 [Abstract] - Jaromír Kaválek, Said El Bahaie and Vojeslav Štěrba
Kinetics and mechanism of methanolysis of benzoyl derivatives of substituted phenylureas and phenylthioureas
1984, Vol. 49, Issue 9, pp. 2103–2110 [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] - Jaromír Kaválek, Vladimír Macháček and Vojeslav Štěrba
Reactions of ethyl 2-alkyl-3-oxobutanoate with thiourea and methylthiourea
1983, Vol. 48, Issue 7, pp. 1872–1877 [Abstract] - Jaromír Kaválek, Vojeslav Štěrba and Said El Bahaie
Dissociation constants of m- and p-substituted phenylthioureas and ureas in water and in methanol
1983, Vol. 48, Issue 5, pp. 1430–1434 [Abstract] - Jaromír Kaválek, Tomáš Potěšil and Vojeslav Štěrba
Cyclization kinetics and mechanism of N-benzoyl-N'-(1,2-dimethyl-3-oxo-1-butenyl)thiourea
1983, Vol. 48, Issue 2, pp. 578–585 [Abstract] - Jaromír Kaválek, Jaroslav Novák and Vojeslav Štěrba
Kinetics of hydrolysis and rearrangements of S-acylthiouronium salts
1982, Vol. 47, Issue 10, pp. 2702–2710 [Abstract] - Jaromír Kaválek, Jiří Hruška and Vojeslav Štěrba
Kinetics of cyclization of 1-phenyl-3-(1,2-dimethyl-3-oxo-1-butenyl)urea and ethyl 2-methyl-3-N-(N'-phenylureido)-2-butenoate
1982, Vol. 47, Issue 2, pp. 518–522 [Abstract] - Jaromír Kaválek, Pavel Fiedler, Zlata Papoušková and Otto Exner
The confirmation of trisubstituted ureas and thioureas in solution
1982, Vol. 47, Issue 1, pp. 35–44 [Abstract] - Jaromír Kaválek, Milan Kotyk, Said El Bahaie and Vojeslav Štěrba
Reactions of N-benzoyl isothiocyanate with anthranilic acid and methyl anthranilate
1981, Vol. 46, Issue 1, pp. 246–255 [Abstract] - Jaromír Kaválek, Said El-Bahaie, Vladimír Macháček and Vojeslav Štěrba
Study of reaction of thiourea with ethyl 3-oxobutanoate
1980, Vol. 45, Issue 3, pp. 732–739 [Abstract] - Jaromír Kaválek, Said El-Bahaie and Vojeslav Štěrba
Reactions of thiourea with chloro- and bromoacetic acids
1980, Vol. 45, Issue 1, pp. 263–268 [Abstract] - Jaromír Kaválek, Karel Janák and Vojeslav Štěrba
Kinetics of reaction of 5-phenyl-1,3,4-thiadiazol-2-diazonium ion with water
1979, Vol. 44, Issue 10, pp. 3102–3110 [Abstract] - Jaromír Kaválek, Ahmad Ashfaq and Vojeslav Štěrba
Reactions of 1-substituted 2,4,6-trinitrobenzenes with nucleophiles
1979, Vol. 44, Issue 5, pp. 1453–1459 [Abstract] - Jaromír Kaválek, Said El-Bahei and Vojeslav Štěrba
Hydrolysis kinetics of 4-amino-3-pentene-2-one and its N-substituted derivatives
1978, Vol. 43, Issue 10, pp. 2732–2739 [Abstract] - Jaromír Kaválek, Miroslav Pastrnek and Vojeslav Štěrba
Reactions of 2,4,6-trinitrochlorobenzene with dimethyl malonate anion in methanol and methanol-dimethyl sulphoxide mixture
1978, Vol. 43, Issue 5, pp. 1401–1409 [Abstract]
The following name might also represent this author:
J. Kaválek
- J. Kaválek, V. Macháček, M. Pastrnek and V. Štěrba
Kinetics and mechanism of formation of Meisenheimer complexes from methyl malonate and 2,4,6-trinitroanisole
1977, Vol. 42, Issue 10, pp. 2928–2937 [Abstract] - J. Kaválek, F. Krampera and V. Štěrba
Reaction of urea with ethyl acetoacetate
1977, Vol. 42, Issue 2, pp. 718–725 [Abstract] - J. Kaválek, A. Lyčka, V. Macháček and V. Štěrba
Reactions of 1-arylpyridinium ions with anions of methyl acetoacetate, cyanoacetate and malonate
1976, Vol. 41, Issue 7, pp. 1926–1934 [Abstract] - J. Kaválek, F. Krampera and V. Štěrba
Kinetics of hydrolysis and methanolysis of substituted N-methylformanilides
1976, Vol. 41, Issue 6, pp. 1685–1691 [Abstract] - J. Kaválek, V. Macháček, A. Lyčka and V. Štěrba
Kinetics of reaction of 2,4-dinitrochlorobenzene with methyl malonate, cyanoacetate and acetoacetate
1976, Vol. 41, Issue 2, pp. 590–597 [Abstract] - J. Kaválek, A. Lyčka, V. Macháček and V. Štěrba
Kinetics and mechanism of reaction of 1-arylpyridinium salts with acetone and cyclohexanone
1976, Vol. 41, Issue 1, pp. 67–77 [Abstract] - J. Kaválek, I. Kolb, V. Macháček and V. Štěrba
Reactions of cyanide ion with methyl 3,5-dinitrobenzoate and 3,5-dinitrobenzonitrile
1975, Vol. 40, Issue 12, pp. 3879–3885 [Abstract] - J. Kaválek, A. Lyčka, V. Macháček and V. Štěrba
Kinetics of reactions of N-arylpyridinium salts with cyanide ion
1975, Vol. 40, Issue 6, pp. 1932–1939 [Abstract] - J. Kaválek and V. Štěrba
Kinetics of acid-catalyzed hydrolysis of substituted formanilides
1975, Vol. 40, Issue 6, pp. 1924–1931 [Abstract] - J. Kaválek and V. Štěrba
Kinetics of base-catalyzed hydrolysis of substituted formanilides
1975, Vol. 40, Issue 4, pp. 1176–1182 [Abstract] - J. Kaválek, A. Lyčka, V. Macháček and V. Štěrba
Reactions of substituted N-phenylpyridinium salts with methoxide and ethoxide ions
1975, Vol. 40, Issue 4, pp. 1166–1175 [Abstract] - J. Kaválek, V. Macháček, V. Štěrba and J. Šubert
Spectral study of formation of isomeric Meisenheimer complexes from 1-substituted 3,5-dinitrobenzenes and acetone
1974, Vol. 39, Issue 8, pp. 2063–2072 [Abstract] - J. Kaválek, A. Lyčka, V. Macháček and V. Štěrba
Kinetics and mechanism of reaction of N-(2,4-dinitrophenyl)pyridinium chloride with piperidine. Determination of reaction products and mechanism
1974, Vol. 39, Issue 8, pp. 2056–2062 [Abstract] - V. Beránek, J. Kaválek, A. Lyčka and V. Štěrba
Kinetics and mechanism of reaction of N-(2,4-dinitrophenyl)pyridinium chloride with piperidine. Determination of rate constants and kinetic equations of individual reaction steps
1974, Vol. 39, Issue 8, pp. 2047–2055 [Abstract] - A. Barteček, J. Kaválek, V. Macháček and V. Štěrba
Kinetics of reaction of isobutyraldehyde with aniline and its derivatives
1974, Vol. 39, Issue 7, pp. 1722–1727 [Abstract] - J. Kaválek, A. Barteček and V. Štěrba
Base catalysis in reaction of N-(2,4-dinitrophenyl)pyridinium chloride with aniline and N-methylaniline
1974, Vol. 39, Issue 7, pp. 1717–1721 [Abstract] - J. Kaválek, J. Polanský and V. Štěrba
Kinetics and mechanism of reaction of substituted N-phenylpyridinium ions with OH- ion
1974, Vol. 39, Issue 4, pp. 1049–1060 [Abstract] - J. Kaválek, Tran Minh Chinh, V. Mikan, V. Štěrba and M. Večeřa
Kinetics and mechanism of reaction of 2-anilino-4,6-dichloro- and -difluoro-1,3,5-triazine with substituted anilines
1973, Vol. 38, Issue 7, pp. 1935–1939 [Abstract] - J. Kaválek and V. Štěrba
Kinetics of reaction of 4-substituted 2-nitrofluorobenzenes with piperidine in benzene-acetonitrile mixtures
1973, Vol. 38, Issue 3, pp. 884–891 [Abstract] - J. Kaválek, J. Kubias and V. Štěrba
Mechanism of nucleophilic substitution of 2,4-dinitrohalogenobenzenes with N-methylanilines
1972, Vol. 37, Issue 12, pp. 4041–4045 [Abstract] - J. Kaválek, J. Haasová and V. Štěrba
Influence of medium on reactivity of 2,4-dinitrofluoro- and chlorobenzenes during reaction with m- and p-substituted anilines
1972, Vol. 37, Issue 10, pp. 3333–3338 [Abstract] - Tran Minh Chinh, J. Kaválek and M. Večeřa
Reactivity of cyanuric chloride and fluoride during reaction with meta- and para-substituted anilines
1972, Vol. 37, Issue 10, pp. 3328–3332 [Abstract] - Tran Minh Chinh, J. Kaválek and M. Večeřa
Influence of substituents on nucleophilic reactivity of anilines during reaction with cyanur chloride
1972, Vol. 37, Issue 3, pp. 832–838 [Abstract] - P. Vetešník, J. Kaválek and V. Beránek
Protonation of polyacid organic bases. V. Ionization constants of diacid conjugated acids of 4-substituted 1,2-diaminobenzenes and 6-substituted 2,3-dimethylquinoxalines
1971, Vol. 36, Issue 7, pp. 2486–2499 [Abstract] - J. Kaválek, J. Socha, J. Urbánek and M. Večeřa
Influence of dimethyl sulfoxide on reactivity of substituted 2-nitrochlorobenzenes and 3-nitro-4-chloroazobenzenes
1971, Vol. 36, Issue 1, pp. 209–217 [Abstract] - J. Kaválek, J. Panchartek and V. Štěrba
Kinetics and mechanism of diazo coupling. XVIII. Influence of polysubstitution on reactivity and selectivity of benzenediazonium ions in coupling reactions with 2-naphthol-6-sulfonic acid
1970, Vol. 35, Issue 11, pp. 3470–3474 [Abstract] - J. Kaválek, J. Beneš, J. Socha, F. Brtník and M. Večeřa
Nucleophile Reaktivität der 3'- und 4'-substituierten 3-Nitro-4-chlorazobenzole
1969, Vol. 34, Issue 7, pp. 2092–2100 [Abstract] - J. Kaválek
Studies in the quinoxaline series. VI. Kinetics of the condensation of 2,3-dimethylquinoxaline with benzaldehyde
1969, Vol. 34, Issue 6, pp. 1819–1823 [Abstract] - J. Beneš, J. Kaválek, J. Bartošek and J. Churáček
Kinetics and mechanism of non-catalysed condensation of 2-picoline with benzaldehyde
1969, Vol. 34, Issue 3, pp. 819–832 [Abstract] - P. Vetešník, J. Bielavský, J. Kaválek and M. Večeřa
Protonierung mehrsättiger organischer Basen IV. Über die Addition des ersten Protons an 4-substituierte 1,2-Phenylendiamine
1968, Vol. 33, Issue 9, pp. 2902–2910 [Abstract] - J. Kaválek and J. Socha
Studies in the quinoxaline series. V. Preparation of 3-hydroxy-2-methyl-6-chloro- and 6-sulfamoylquinoxaline
1968, Vol. 33, Issue 2, pp. 619–622 [Abstract] - P. Vetešník, J. Kaválek, V. Beránek and O. Exner
Protonierung mehrsättiger organischer Basen II. Basizität und Tautomerie-gleichgewicht substituierter Chinoxaline
1968, Vol. 33, Issue 2, pp. 566–576 [Abstract]
