Collect. Czech. Chem. Commun. 1971, 36, 2500-2506
https://doi.org/10.1135/cccc19712500

Protonation of polyacid organic bases. VI. Substitution influence on ionization properties of 5-substituted 1,3-diaminobenzenes

P. Vetešník, H. Hřebabecký and J. Socha

Individual author index pages


Other CCCC articles of these authors

  • A. Ashfaq, J. Socha, M. Večeřa and P. Vetešník
    Hydrolysis kinetics and mechanism of O-carbamoyl derivatives of benzohydroxamic acid
    1977, Vol. 42, Issue 5, pp. 1642–1650 [Abstract]
  • V. Bekárek, K. Ubik, J. Barbořík and J. Socha
    Study of substituent effects in N-phenyl-N',N'-dimethylurea
    1977, Vol. 42, Issue 4, pp. 1368–1373 [Abstract]
  • J. Beneš, V. Beránek, J. Zimprich and P. Vetešník
    Kinetics of splitting and deprotonation equilibria of monosubstituted and symmetrically disubstituted diaryltriazenes
    1977, Vol. 42, Issue 2, pp. 702–710 [Abstract]
  • A. Ashfaq, O. Pytela, J. Socha and M. Večeřa
    Hydrolysis of O-acetylbenzohydroxamic acid derivatives
    1976, Vol. 41, Issue 11, pp. 3308–3313 [Abstract]
  • A. Tuťálková, M. Večeřa and P. Vetešník
    Azo coupling kinetics of substituted pyrazoline-5-ones and their amphoteric character
    1976, Vol. 41, Issue 5, pp. 1377–1387 [Abstract]
  • V. Bekárek, J. Jirkovský, K. Pragerová and J. Socha
    Solvent effect on valence vibration of NH bond of acetanilides and phenylcarbamates
    1976, Vol. 41, Issue 2, pp. 430–432 [Abstract]
  • H. Hřebabecký and J. Beránek
    Preparation of 6-azauridine and its triacyl derivatives
    1975, Vol. 40, Issue 8, pp. 2402–2408 [Abstract]
  • P. Fiedler, H. Hřebabecký and J. Beránek
    On ribosylation and molecular structure of glyoxylic acid semicarbazone derivatives
    1975, Vol. 40, Issue 8, pp. 2378–2401 [Abstract]
  • H. Hřebabecký and J. Beránek
    Isomerisation, alkylation, and cyclisation of glyoxylic acid semicarbazone derivatives
    1975, Vol. 40, Issue 8, pp. 2364–2377 [Abstract]
  • A. Ahmad, J. Socha and M. Večeřa
    Hydrolysis of benzohydroxamic acids
    1974, Vol. 39, Issue 11, pp. 3293–3303 [Abstract]
  • V. Bekárek, H. Kalová, J. Socha, K. Ubik and V. Šimánek
    Study of polar effects in N-arylmethanesulfonylamides
    1974, Vol. 39, Issue 8, pp. 2239–2246 [Abstract]
  • H. Hřebabecký and J. Farkaš
    Synthesis of 7- and 9β-D-psicofuranosylguanine and their 1'-deoxy derivatives
    1974, Vol. 39, Issue 8, pp. 2115–2123 [Abstract]
  • H. Hřebabecký and J. Farkaš
    Synthesis of 1-β-D-psicofuranosyluracil and 1-β-D-psicofuranosylcytosine
    1974, Vol. 39, Issue 4, pp. 1098–1106 [Abstract]
  • H. Hřebabecký and J. Beránek
    Synthesis of 5-methyl-6-azacytidine
    1974, Vol. 39, Issue 4, pp. 976–981 [Abstract]
  • T. Vontor, V. Drobilič, J. Socha and M. Večeřa
    Solvolysis of phenyl N,N-dimethylcarbamates in alkaline and acid media
    1974, Vol. 39, Issue 1, pp. 281–286 [Abstract]
  • K. Kalfus, J. Socha and M. Večeřa
    Dissociation of phenols, azophenols and azonaphthols in anhydrous dimethyl sulphoxide
    1974, Vol. 39, Issue 1, pp. 275–280 [Abstract]
  • H. Hřebabecký, J. Krupička and J. Farkaš
    Nucleic acid components and their analogues. CLXI. Synthesis of some 1-amino-1-deoxy-D-psicose derivatives
    1973, Vol. 38, Issue 10, pp. 3181–3188 [Abstract]
  • V. Bekárek, I. Janů, J. Jirkovský, J. Socha and J. Klicnar
    Influence of substitution of aromatic nucleus on frequency of valence vibrations of groups bonded by hydrogen bond
    1972, Vol. 37, Issue 10, pp. 3447–3450 [Abstract]
  • T. Vontor, J. Socha and M. Večeřa
    Kinetics and mechanism of hydrolysis of 1-naphthyl N-methyl- and N,N-dimethylcarbamates
    1972, Vol. 37, Issue 7, pp. 2183–2196 [Abstract]
  • H. Hřebabecký, J. Farkaš and F. Šorm
    Nucleic acid components and their analogues. CXLIX. Synthesis of pyrimidine nucleosides derived from 1-deoxy-D-psicose
    1972, Vol. 37, Issue 6, pp. 2059–2065 [Abstract]
  • A. Tuťálková and P. Vetešník
    Amphoteric character of 1-phenyl-3-methylpyrazolin-5-ones
    1972, Vol. 37, Issue 2, pp. 656–662 [Abstract]
  • V. Beránek, H. Kořínková, P. Vetešník and M. Večeřa
    Kinetics and mechanism of diazo coupling. XXII. Coupling of benzenediazonium salts with N-methylaniline
    1972, Vol. 37, Issue 1, pp. 282–288 [Abstract]
  • F. Kristek, J. Klicnar and P. Vetešník
    Electronic spectra of Schiff's bases of 3-(benzylideneamino)-4-hydroxytoluene and N-(5-methylsalicylidene)aniline types
    1971, Vol. 36, Issue 11, pp. 3608–3620 [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. Socha, V. Bekárek, J. Schreiber and M. Večeřa
    Reactivity of organic azo-compounds. XII. Correlation of chemical shift of hydroxyl group in NMR spectra of aromatic hydroxyazo compounds with substituent constants
    1970, Vol. 35, Issue 12, pp. 3551–3556 [Abstract]
  • K. Rothschein, J. Socha, P. Vetešník and M. Večeřa
    Aziditätsfunktion der Perchlorsäure im System von 50 vol.% Äthanol-50 vol.% Wasser
    1970, Vol. 35, Issue 10, pp. 3128–3132 [Abstract]
  • J. Socha and M. Večeřa
    Reactivity of organic azo-compounds. XI. Sustituent effects in the series of disubstituted 2-hydroxyazobenzenes
    1970, Vol. 35, Issue 10, pp. 3072–3078 [Abstract]
  • V. Bekárek, J. Dobáš, J. Socha, P. Vetešník and M. Večeřa
    Reactivity of organic azo-compounds. X. NMR study on azo-hydrazone tautomeric equilibrium in hydroxyazo-compounds
    1970, Vol. 35, Issue 5, pp. 1406–1414 [Abstract]
  • J. Schrieber, J. Socha and K. Rothschein
    Reactivity of organic azo compounds. IX. Tautomerism of some azohydroxy compounds
    1970, Vol. 35, Issue 3, pp. 857–866 [Abstract]
  • J. Socha and M. Večeřa
    Reactivity of organic azo-compounds. VIII. Dissociation constants of hydroxyl group and electronic spectra of 3'- and 4'-substituted 2-hydroxy-5-chloroazobenzenes
    1969, Vol. 34, Issue 12, pp. 3740–3745 [Abstract]
  • J. Socha, J. Horská and M. Večeřa
    Reaktivität organischer Azoverbindungen VII. Kinetik der alkalischen Hydrolyse der Acetate 3'- oder 4'-substituierter 4-Hydroxyazobenzole und 2-Hydroxy-5-methylazobenzole
    1969, Vol. 34, Issue 10, pp. 3178–3186 [Abstract]
  • J. Socha, J. Horská and M. Večeřa
    Reaktivität aromatischer Azoverbindungen VI. Über die Dissoziation des Protons der Hydroxylgruppe substituierter 4-Hydroxyazobenzole und 2-Hydroxy-5-methylazobenzole
    1969, Vol. 34, Issue 10, pp. 2982–2990 [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]
  • P. Vetešník, K. Rothschein, J. Socha and M. Večeřa
    Acidity function of perchloric acid in solvent system 50% of ethanol-50% of water
    1969, Vol. 34, Issue 3, pp. 1087–1093 [Abstract]
  • V. Bekárek, J. Socha and M. Večeřa
    Correlations between proton chemical shifts of hydroxyl groups with intramolecular hydrogen bondings and Hammett substituent constants
    1968, Vol. 33, Issue 10, pp. 3377–3380 [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]
  • P. Vetešník, J. Bielavský and M. Večeřa
    Protonation of polyacid organic bases. III. Hammett acidity function H+ for aqueous sulfuric acid
    1968, Vol. 33, Issue 6, pp. 1687–1692 [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]
  • P. Vetešník
    Protonierung mehrsättiger organischer Basen I. Protonierung der Isomeren Amino-2-methyl- und Amino-2,3-dimethylchinoxaline
    1968, Vol. 33, Issue 2, pp. 556–565 [Abstract]
  • P. Vetešník, R. M. Hanikainen, J. Lakomý and M. Večeřa
    Ionisationskonstanten von substituierten 2-Nitrophenolen in 50%igem wässrigem Äthanol
    1967, Vol. 32, Issue 3, pp. 1027–1034 [Abstract]