Collect. Czech. Chem. Commun. 1977, 42, 1368-1373
https://doi.org/10.1135/cccc19771368

Study of substituent effects in N-phenyl-N',N'-dimethylurea

V. Bekárek, K. Ubik, J. Barbořík and J. Socha

Individual author index pages


Other CCCC articles of these authors

  • J. Slouka, M. Šrámková and V. Bekárek
    Synthesis of some 2-aryl-2,3,4,6-tetrahydro-1,2,4-benzotriazine-3,6-diones
    1977, Vol. 42, Issue 12, pp. 3449–3454 [Abstract]
  • V. Bekárek and O. O. Adeleke-Adedoyin
    A study of specific and non-specific interactions of epoxy group of 1,2-epoxybutane in solutions
    1977, Vol. 42, Issue 12, pp. 3388–3391 [Abstract]
  • K. Ubik, V. Dostál and V. Bekárek
    Mass spectra of phenoxazones
    1977, Vol. 42, Issue 11, pp. 3308–3315 [Abstract]
  • V. Bekárek and M. Knopová
    Solvent effect on valence vibrations of (O,N)-H bonds with intramolecular hydrogen bond
    1977, Vol. 42, Issue 6, pp. 1976–1980 [Abstract]
  • 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]
  • A. Ashfaq, O. Pytela, J. Socha and M. Večeřa
    Hydrolysis of O-acetylbenzohydroxamic acid derivatives
    1976, Vol. 41, Issue 11, pp. 3308–3313 [Abstract]
  • J. Slouka, D. Buczkowská and V. Bekárek
    Cyclization of some 3-indazolylhydrazones
    1976, Vol. 41, Issue 10, pp. 3090–3093 [Abstract]
  • V. Bekárek and J. Jirkovský
    A contribution to study of hydrogen bond and solvation of o-nitroaniline
    1976, Vol. 41, Issue 4, pp. 1177–1181 [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]
  • L. Pavlíčková, B. Koutek, K. Ubik and M. Souček
    Oligomeric products from basic hydrolysis of 4-hydroxybenzyl phenyl sulfones
    1976, Vol. 41, Issue 1, pp. 299–310 [Abstract]
  • G. Kovačev, K. Ubik, T. Minčeva and R. Nikolov
    Paraffinic hydrocarbons from crude oil from northern Bulgaria
    1975, Vol. 40, Issue 12, pp. 3728–3730 [Abstract]
  • K. Ubik, K. Stránský and M. Streibl
    Mass spectrometry and gas chromatography of methyl esters of higher aliphatic branched acids and their α-hydroxy derivatives
    1975, Vol. 40, Issue 9, pp. 2826–2837 [Abstract]
  • E. Ružička, V. Bekárek and J. Kandrnál
    The electron and infrared spectra of hydroxybenzo[a]phenazines
    1975, Vol. 40, Issue 6, pp. 1738–1745 [Abstract]
  • K. Ubik, K. Stránský and M. Streibl
    Gas chromatography-mass spectrometry determination of higher aliphatic secondary alcohols
    1975, Vol. 40, Issue 6, pp. 1718–1730 [Abstract]
  • M. Streibl, K. Ubik, V. Herout, K. Konečný and E. Kolátorová
    Essential oil from glandular leaves of some species of Rosa L.
    1975, Vol. 40, Issue 4, pp. 1028–1033 [Abstract]
  • V. Bekárek and K. Pragerová
    Substitution effects in o-nitrophenols
    1975, Vol. 40, Issue 4, pp. 1005–1007 [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]
  • K. Ubik, V. Bekárek and J. Slouka
    Mass spectra of ethyl arylhydrazonocyanoacetylcarbamates
    1974, Vol. 39, Issue 5, pp. 1150–1157 [Abstract]
  • V. Bekárek and J. Slouka
    IR spectra of ethyl arylhydrazonocyanoacetyl carbamates and of phenylhydrazono-2-cyanomethylbenzimidazole
    1974, Vol. 39, Issue 2, pp. 566–570 [Abstract]
  • M. Streibl, K. Konečný, A. Trka, K. Ubik and M. Pazlar
    Composition of the wax of rye straw
    1974, Vol. 39, Issue 2, pp. 475–479 [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]
  • K. Stránský, K. Ubik, J. Holman and M. Streibl
    Chemical composition of compounds produced by the pea aphid Acyrthosiphon pisum (HARRIS): Pentane extract of surface lipids
    1973, Vol. 38, Issue 3, pp. 770–780 [Abstract]
  • V. Bekárek and Z. Stránský
    Infrared and proton magnetic resonance spectra of nitrophenoxazines
    1973, Vol. 38, Issue 1, pp. 62–65 [Abstract]
  • K. Stránský, K. Ubik and M. Streibl
    On natural waxes. XXIII. Hydroxy esters and free alcohols in the wax of the honeybee (Apis mellifera L.)
    1972, Vol. 37, Issue 12, pp. 4099–4105 [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]
  • E. Ružička, V. Bekárek and P. Heinz
    Reactions of nitrosophenols. VI. Preparation of some hydroxyphenoxazones
    1972, Vol. 37, Issue 6, pp. 1905–1907 [Abstract]
  • K. Ubik, J. Horáček and V. Pechanec
    Automation in der organischen Analyse I. Mikro- und Ultramikrobestimmung von Sauerstoff
    1972, Vol. 37, Issue 1, pp. 102–114 [Abstract]
  • P. Vetešník, H. Hřebabecký and J. Socha
    Protonation of polyacid organic bases. VI. Substitution influence on ionization properties of 5-substituted 1,3-diaminobenzenes
    1971, Vol. 36, Issue 7, pp. 2500–2506 [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 and J. Slouka
    PMR study of ethyl arylhydrazonocyanoacetylcarbamates and of arylhydrazono-2-cyanomethylbenzimidazole
    1970, Vol. 35, Issue 10, pp. 2936–2943 [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]
  • J. Klicnar, F. Kristek, V. Bekárek and M. Večeřa
    Infrared spectra of hydrogen bondings in ortho-hydroxy derivatives of Schiff bases
    1969, Vol. 34, Issue 2, pp. 553–562 [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]
  • V. Bekárek
    Liquid-vapour equilibrium. XL. Liquid-vapour equilibrium in the systems SO2-CH3COOH3-CH3OH and SO2-CH3COH3-CH3OH
    1968, Vol. 33, Issue 8, pp. 2608–2619 [Abstract]
  • V. Bekárek and E. Hála
    Liquid-vapour equilibrium. XXXIX. Liquid-vapour equilibrium in systems of components with widely differing volatilities
    1968, Vol. 33, Issue 8, pp. 2598–2607 [Abstract]
  • V. Bekárek, J. Klicnar, F. Kristek and M. Večeřa
    Correlations of proton chemical shifts of hydroxyl and methine groups in the NMR spectra of hydroxy derivatives of Schiff bases with Hammett σ constants
    1968, Vol. 33, Issue 3, pp. 994–998 [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]