Collect. Czech. Chem. Commun. 1974, 39, 271-274
https://doi.org/10.1135/cccc19740271

The basicity of monohalogeno derivatives of 9,10-anthraquinone and their chromatography on a thin layer of silica gel

V. Kratochvíl, M. Nepraš and K. Obruba

Individual author index pages


Other CCCC articles of these authors

  • M. Nepraš and A. Novák
    Phosphorescence and polarization of phosphorescence of linear polynuclear p-quinones
    1977, Vol. 42, Issue 8, pp. 2343–2351 [Abstract]
  • A. Novák, M. Nepraš and M. Titz
    Absorption and polarisation electronic spectra of benzo- and dibenzoanthraquinones-9,10
    1976, Vol. 41, Issue 9, pp. 2669–2675 [Abstract]
  • M. Nepraš, M. Titz, V. Zvěřina and M. Matrka
    π-Electronic structure and charge-transfer spectra of π-complexes of monosubstituted 1-phenyl-3,3-dimethyltriazenes
    1976, Vol. 41, Issue 9, pp. 2489–2497 [Abstract]
  • M. Nepraš, M. Titz and V. Slavík
    Absorption, luminescence and polarization electronic spectra of some phenalenone type compounds
    1975, Vol. 40, Issue 7, pp. 2120–2130 [Abstract]
  • V. Kratochvíl, V. Slavík and M. Nepraš
    Dehydrational cyclisation of 2,2'-diacetylamino-1,1'-dianthraquinonyl to flavanthrone
    1974, Vol. 39, Issue 10, pp. 2814–2818 [Abstract]
  • A. Novák, M. Titz and M. Nepraš
    Absorption and polarization spectra of polynuclear p-quinones
    1974, Vol. 39, Issue 6, pp. 1532–1540 [Abstract]
  • M. Nepraš, M. Titz, D. Šnobl and V. Kratochvíl
    Electronic structure and properties of polynuclear aromatic ketones and quinones. III. π-Electronic structure and spectra of protonated p-quinones
    1973, Vol. 38, Issue 8, pp. 2397–2407 [Abstract]
  • M. Nepraš, V. Kratochvíl, M. Titz, A. Novák and V. Slavík
    Electronic structure and properties of polynuclear aromatic ketones and quinones. II. Electronic structure and basicity of polynuclear p-quinones
    1973, Vol. 38, Issue 4, pp. 1003–1007 [Abstract]
  • M. Titz and M. Nepraš
    Electronic structure and properties of polynuclear aromatic ketones and quinones. I. Electronic spectra and π-electronic structure of some polynuclear quinones
    1972, Vol. 37, Issue 8, pp. 2674–2692 [Abstract]
  • V. Kratochvíl and M. Nepraš
    Anthraquinone dyestuffs. XIV. Protonation of 9,10-anthraquinone derivatives
    1972, Vol. 37, Issue 5, pp. 1533–1538 [Abstract]
  • M. Nepraš, M. Titz and V. Kratochvíl
    Anthraquinone dyestuffs. XIII. Electronic spectra of aminoanthraquinone derivatives in concentrated sulphuric acid medium
    1972, Vol. 37, Issue 4, pp. 1135–1142 [Abstract]
  • L. Synek, M. Večeřa and V. Kratochvíl
    Universalmethode zur Bestimmung von Kohlenstoff und Wasserstoff in organischen Substanzen mit Berücksichtigung von fluor-, phosphor- und siliciumhaltigen Stoffen
    1971, Vol. 36, Issue 7, pp. 2606–2614 [Abstract]
  • J. Arient, V. Slavík, V. Kratochvíl and M. Nepraš
    Anthrachinonfarbstoffe X. Dehydratisierende Cyclisierung von 1-Phenylaminoanthrachinon und seiner Derivate in verdünnter Schwefelsäure
    1971, Vol. 36, Issue 5, pp. 2005–2011 [Abstract]
  • J. Marhan, J. Doležal, K. Obruba and J. Arient
    Anthrachinonfarbstoffe IX. Nitrierung von Anthrachinon-1-sulfonsäure
    1970, Vol. 35, Issue 8, pp. 2510–2515 [Abstract]
  • M. Nepraš and J. Arient
    Photoreduktion von 1,2-Naphthoylenbenzimidazol
    1970, Vol. 35, Issue 7, pp. 2212–2217 [Abstract]
  • V. Kratochvíl, P. Povondra and Z Šulcek
    Sorption von Kationen aus einem Komplexan-Medium VII. Trennung von Kationen im stärkersauren Medium
    1970, Vol. 35, Issue 1, pp. 233–241 [Abstract]
  • Z. Šulcek, P. Povondra and V. Kratochvíl
    Analytische Schnellmethoden zur Untersuchung von Metallen und anorganischen Rohstoffen XVIII. Bestimmung von Wismutspuren in Galeniten und reinem Blei
    1969, Vol. 34, Issue 12, pp. 3711–3721 [Abstract]
  • V. Kratochvíl, P. Povondra and Z. Šulcek
    Sorption of cations from complexonate medium VI. Behaviour of certain chelating agents on anion exchangers
    1969, Vol. 34, Issue 4, pp. 1330–1334 [Abstract]
  • V. Kratochvíl, P. Povondra and Z. Šulcek
    Sorption von Kationen aus einem Komplexan-Medium V. Verhalten einiger Chelone an Kationenaustauschern
    1968, Vol. 33, Issue 10, pp. 3106–3112 [Abstract]
  • R. Zahradník, M. Nepraš, J. Arient and J. Koutecký
    Imidazole dyes. XVIII. Electronic spectra and reactivity of imidazole dyes
    1966, Vol. 31, Issue 3, pp. 1180–1188 [Abstract]
  • J. Arient, J. Dvořák, M. Nepraš and P. Kokeš
    Imidazol-Farbstoffe XV. Darstellung von Aroylenimidazolfarbstoffen und Einfluss der Substitution auf ihre Farbigkeit
    1965, Vol. 30, Issue 11, pp. 3718–3729 [Abstract]
  • M. Nepraš and R. Zahradník
    Physical properties and chemical reactivity of alternant hydrocarbons and related compounds. VI. Charge transfer spectra of π-complexes of analogues and derivatives of benzenoid hydrocarbons
    1964, Vol. 29, Issue 7, pp. 1555–1560 [Abstract]
  • M. Nepraš and R. Zahradník
    Physical properties and chemical reactivity of alternant hydrocarbons and related compounds. V. Charge transfer spectra of π-complexes of conjugated hydrocarbons
    1964, Vol. 29, Issue 7, pp. 1545–1554 [Abstract]
  • M. Nepraš, M. Večeřa, J. Borecký and M. Jureček
    Identifizierung organischer Verbindungen L. Identifizierung der Mono- und Dichloranthrachinone
    1963, Vol. 28, Issue 10, pp. 2706–2715 [Abstract]
  • B. Klouček, J. Gasparič and K. Obruba
    Bestimmung von Hydroxylgruppen durch Acetylierung mittels Acetanhydrids in Gegenwart von Perchlorsäure als Katalysator
    1963, Vol. 28, Issue 6, pp. 1606–1609 [Abstract]
  • K. Obruba
    Analysis of surface-active addition products of ethylene oxide. III. Determination of free polyethylene glycols in non-ionogenic adducts of ethylene oxide by means of thin layer chromatography on silicagel
    1962, Vol. 27, Issue 12, pp. 2968–2972 [Abstract]
  • K. Obruba
    Analyse von oberflächenaktiven Anlagerungsprodukten des Äthylenoxyds II. Bestimmung der freien Polyäthylenglykole in oxyäthylierten Aminen
    1962, Vol. 27, Issue 10, pp. 2454–2458 [Abstract]
  • K. Obruba, J. Gasparič and J. Borecký
    Identifizierung organischer Verbindungen XLVI. Trennung und Identifizierung aliphatischer Diamine durch Papierchromatographie
    1962, Vol. 27, Issue 6, pp. 1498–1500 [Abstract]
  • J. Gasparič, J. Borecký, K. Obruba and J. Hanzlík
    Identifizierung organischer Verbindungen XLII. Papierchromatographie von Äthanolaminen
    1961, Vol. 26, Issue 11, pp. 2950–2953 [Abstract]
  • A. Spěvák, V. Kratochvíl and M. Večeřa
    Neue Methode zum Stickstoffnachweis in organischen Substanzen
    1961, Vol. 26, Issue 3, pp. 887–890 [Abstract]
  • A. Tockstein, V. Pechanec, V. Říha and M. Nepraš
    Über die Oxydation von Tolylblau SB III. Isolation und Identifikation der Oxydationsprodukte
    1960, Vol. 25, Issue 8, pp. 2135–2146 [Abstract]
  • V. Kratochvíl
    Verwendung von Dimedon bei der photometrischen Bestimmung von Cyaniden
    1960, Vol. 25, Issue 1, pp. 299–301 [Abstract]
  • V. Kratochvíl, M. Matrka and J. Marhold
    Photometrische Bestimmung von Benzidin, Diphenylin, o-Benzidin, o-Tolidin und o-Dianisidin
    1960, Vol. 25, Issue 1, pp. 101–107 [Abstract]
  • M. Jureček and K. Obruba
    Über die Identifizierung und Bestimmung von Benzalgruppen am Sauerstoff und Stickstoff
    1959, Vol. 24, Issue 8, pp. 2578–2585 [Abstract]