Collect. Czech. Chem. Commun. 1965, 30, 265-276
https://doi.org/10.1135/cccc19650265

Identification of some acetals of the tetrahydrofurane series by gas chromatography with the aid of the Kováts indices

J. Janák, Jaroslav Jonas and M. Kratochvíl

Individual author index pages


Other CCCC articles of these authors

  • Jakub Častulík, Jaroslav Jonas and Ctibor Mazal*
    Stereoselective 1,3-Dipolar Cycloaddition of a Nitrile Ylide Photochemically Generated from 2,3-Diphenyl-2H-azirine to Substituted Methylene Lactones
    2000, Vol. 65, Issue 5, pp. 708–716 [Abstract]
  • Ctibor Mazal and Jaroslav Jonas
    Nucleophilic Vinylic Substitution on α-Tosyloxymethylene Lactones
    1993, Vol. 58, Issue 7, pp. 1607–1623 [Abstract]
  • Jaroslav Jonas, Tadeusz Głowiak, Zdirad Žák, Petr Trška and Ctibor Mazal
    Substituted 1,2-diaza-7-oxaspiro[4,4]nonen-6-ones; Preparation, NMR spectra, and crystal structure
    1991, Vol. 56, Issue 5, pp. 973–983 [Abstract]
  • Tadeusz Głowiak, Zdirad Žák and Jaroslav Jonas
    Crystal structures of some 3-(hydroxymethylene)dihydro-2(3H)-furanone derivatives
    1990, Vol. 55, Issue 3, pp. 674–681 [Abstract]
  • Jaroslav Jonas
    Isomerism and topicity in three- and four-dimensional space: A review
    1988, Vol. 53, Issue 11, pp. 2675–2713 [Abstract]
  • Jaroslav Jonas, Pavel Slanina, Otakar Humpa and Ctibor Mazal
    A new variant of the synthesis of disparlure via acetylenic intermediates
    1988, Vol. 53, Issue 4, pp. 857–859 [Abstract]
  • Ctibor Mazal and Jaroslav Jonas
    Sulphonates and carboxylates of (E)- and (Z)-3-(hydroxymethylene)-trans-hexahydro-2(3H)-benzofuranone
    1987, Vol. 52, Issue 1, pp. 199–206 [Abstract]
  • Ctibor Mazal, Věra Rothová and Jaroslav Jonas
    Sodium salt, sulfonates and carboxylates of (E)- and (Z)-3-(hydroxymethylene)-5-methyldihydro-2(3H)-furanone
    1985, Vol. 50, Issue 2, pp. 348–356 [Abstract]
  • Ctibor Mazal, Zdeněk Jurka and Jaroslav Jonas
    Transformations of 3-(methylene)dihydro-2(3H)-furanone derivatives
    1984, Vol. 49, Issue 11, pp. 2509–2519 [Abstract]
  • Jaroslav Jonas
    Configuration of sodium salt and preparation of sulphonates and carboxylates of (E)- and (Z)-3-(hydroxymethylene)dihydro-2(3H)-furanone
    1984, Vol. 49, Issue 8, pp. 1907–1913 [Abstract]
  • Jiří Dušek, Vladimír Sklenář and Jaroslav Jonas
    Mixed aromatic-aliphatic acetals; Their preparation, 1H and 13C-NMR spectra and hydrogenolysis by ethereal solution of chloroalane
    1981, Vol. 46, Issue 11, pp. 2912–2923 [Abstract]
  • Karel Poisel, František Krejča and Jaroslav Jonas
    Prototropic rearrangement in reactions of 4-alkoxy-3-chloro-1-butanols with bases
    1978, Vol. 43, Issue 3, pp. 876–883 [Abstract]
  • P. Boček, Z. Ryšlavý, M. Deml and J. Janák
    Stationary mean temperatures and radial temperature profiles in capillary isotachophoresis
    1977, Vol. 42, Issue 12, pp. 3382–3387 [Abstract]
  • Jaroslav Jonas and P. Breinek
    Hydrogenolysis of acetals of 3-bromotetrahydrofuran series by ethereal solution of chloroalane
    1976, Vol. 41, Issue 4, pp. 1188–1193 [Abstract]
  • Jaroslav Jonas and Z. Spěváčková
    Hydrogenolysis of acetals of 3-chlorotetrahydrofuran series by ethereal solutions of chloroalane
    1975, Vol. 40, Issue 12, pp. 3670–3679 [Abstract]
  • M. Koval and Jaroslav Jonas
    Reaction of 2-alkoxy-3-chlorotetrahydrofurans with phenyllithium
    1974, Vol. 39, Issue 7, pp. 1885–1891 [Abstract]
  • M. Kratochvíl, V. Zezula and B. Šimák
    Reactions of chlorinated furanidines. XI. Nucleophilic substitution on C(2) atom in 2-alkoxy-3-chlorotetrahydrofurans
    1972, Vol. 37, Issue 6, pp. 1908–1911 [Abstract]
  • V. Zezula, Z. Friedl and M. Kratochvíl
    Reactions of chlorinated furanidines. X. The substitution-elimination ratio in the reaction of 2-(2-chloroethoxy)tetrahydrofuran
    1971, Vol. 36, Issue 8, pp. 3051–3052 [Abstract]
  • V. Zezula and M. Kratochvíl
    Reactions of chlorinated furanidines. IX. The effect of solvents on formation and isomerisation of cis- and trans-2-alkoxy-3-chlorotetrahydrofurans
    1971, Vol. 36, Issue 8, pp. 2951–2956 [Abstract]
  • V. Zezula and M. Kratochvíl
    Reactions of chlorinated furanidines. VIII. The influence of the structure of 2-alkoxy-3-halotetrahydrofurans on the rate of their dehydrohalogenation
    1971, Vol. 36, Issue 7, pp. 2720–2724 [Abstract]
  • J. Pichler and M. Kratochvíl
    Activation energies of the chlorination of tetrahydrofuran
    1971, Vol. 36, Issue 5, pp. 2052–2056 [Abstract]
  • Jaroslav Jonas, M. Kratochvíl, J. Mikula and J. Pichler
    Reactions of chlorinated furanidines. VII. The kinetics of formation of pyridinium salts
    1971, Vol. 36, Issue 1, pp. 202–208 [Abstract]
  • V. Zezula and M. Kratochvíl
    Reactions of chlorinated furanidines. VI. Formation and separation of isomeric 2-alkoxy-3-chlorotetrahydrofurans
    1970, Vol. 35, Issue 6, pp. 1745–1751 [Abstract]
  • J. Novák and J. Janák
    Prediction of the katharometer relative molar response. II. Approximate relations and empirical rules
    1970, Vol. 35, Issue 1, pp. 212–224 [Abstract]
  • M. Dressler and J. Janák
    Selective determination of volatile sulfur compounds with a thermionic detector
    1969, Vol. 34, Issue 6, pp. 1797–1801 [Abstract]
  • I. Klimeš, K. Štěpánková and J. Janák
    Picogram techniques. IV. Quantitative photometric determination of 10-10 to 10 -12 g of cations
    1969, Vol. 34, Issue 3, pp. 776–786 [Abstract]
  • M. Dressler and J. Janák
    Discrimination between volatile, P, Cl, N, S and C containing compounds by means of a thermionic detector
    1968, Vol. 33, Issue 12, pp. 3970–3978 [Abstract]
  • M. Dressler and J. Janák
    Performance of the single-flame thermionic detector
    1968, Vol. 33, Issue 12, pp. 3960–3969 [Abstract]
  • J. Novák, S. Wičar and J. Janák
    Prediction of the katharometer relative molar response. I. Relations between the amount of the component chromatographed and the response; The role of heat capacity
    1968, Vol. 33, Issue 11, pp. 3642–3652 [Abstract]
  • J. Janák, V. Svojanovský and M. Dressler
    Analytical performance of an all-glass version of the coupled flame-ionization-sodium thermionic detector
    1968, Vol. 33, Issue 3, pp. 740–749 [Abstract]
  • E. Schöntube and J. Janák
    Analytische Deutung der Selen-Dehydrierung von Steroiden; Ein Beitrag zum Problem des Gehaltes an dielsschem Kohlenwasserstoff in den Dehydrierungsprodukten von Steroiden
    1968, Vol. 33, Issue 1, pp. 193–209 [Abstract]
  • M. Holík, J. Janák and M. Ferles
    Studies in the pyridine series. XXIV. Correlation of the structure of several N,C-dimethyltetrahydropyridines and their gas chromatographic retention data
    1967, Vol. 32, Issue 10, pp. 3546–3552 [Abstract]
  • I. Klimeš, O. Peřinková and J. Janák
    Pikogramm-Verfahren II. Trennung einiger Kationen in Mengen von 10-9 bis 10-12 g und deren Nachweis
    1967, Vol. 32, Issue 3, pp. 1273–1276 [Abstract]
  • I. Klimeš, K. Kantorová and J. Janák
    Pikogramm-Verfahren I. Farbnachweis einiger Ionen in Mengen von 10-10 bis 10-13 g
    1967, Vol. 32, Issue 1, pp. 443–447 [Abstract]
  • J. Janák and O. Pospíchal
    Gasvolumetrische Wasserstoffperoxidbestimmung
    1966, Vol. 31, Issue 11, pp. 4463–4466 [Abstract]
  • V. Svojanovský, J. Janák and M. Dressler
    Detector combining a flame ionization and a thermionic detection system into a single unit
    1966, Vol. 31, Issue 10, pp. 3925–3940 [Abstract]
  • Jaroslav Jonas, M. Kratochvíl, H. Gross and J. Janák
    Über α-Halogenäther XXV. Verwendung des Kovatsschen Retentionsindexsystems zur Identifizierung von Acetalen der Tetrahydropyranreihe
    1966, Vol. 31, Issue 6, pp. 2399–2409 [Abstract]
  • J. Janák, M. Holík and M. Ferles
    Untersuchungen in der Pyridinreihe X. Gaschromatographische Trennung einiger Stellungsisomeren der Piperideinreihe
    1966, Vol. 31, Issue 3, pp. 1273–1280 [Abstract]
  • M. Kratochvíl, J. Uhdeová and Jaroslav Jonas
    Reaktionen chlorierter Furanidine V. Darstellung der Tetrahydrofurylessigsäure und ihrer Derivate
    1965, Vol. 30, Issue 9, pp. 3205–3207 [Abstract]
  • T. B. Gavrilova, M. Krejčí, H. Dubský and J. Janák
    Estimation of the thermal stability of chemically modifying layers on the surface of adsorbents and supports in gas chromatography
    1964, Vol. 29, Issue 11, pp. 2753–2757 [Abstract]
  • J. Janák, J. Novák and G. Zöllner
    Trennung der Äthylamine in Anwesenheit von Ammoniak und Wasser durch Gas-Flüssigkeits-Chromatographie
    1962, Vol. 27, Issue 11, pp. 2628–2637 [Abstract]
  • J. Janák, J. Novák and J. Sulovský
    Trennung substituierter Malonsäureester durch Gas-Flüssigkeits-Chromatographie und eine neue Methode ihrer Identifizierung
    1962, Vol. 27, Issue 11, pp. 2541–2549 [Abstract]
  • M. Kratochvíl
    Reactions of chlorofuranidines. IV. Syntheses and properties of some β-chloroalkoxytetrahydrofurans
    1962, Vol. 27, Issue 3, pp. 742–750 [Abstract]
  • R. Staszewski and J. Janák
    Vergleichende Untersuchungen einiger Träger für die Gas-Flüssigkeitschromatographie unter besonderer Berücksichtigung der Anwendung von porösem Teflon
    1962, Vol. 27, Issue 3, pp. 532–545 [Abstract]
  • M. Kratochvíl
    Reaktionen chlorierter Furanidine III. Ungesättigte Acetale der Furanidin-Reihe
    1962, Vol. 27, Issue 2, pp. 465–467 [Abstract]
  • M. Kratochvíl and J. Hort
    Tetrahydrofurane chlorination
    1962, Vol. 27, Issue 1, pp. 52–56 [Abstract]
  • J. Janák
    Identifizierung organischer Substanzen mittels definierter Pyrolyse unter den Bedingungen der Gaschromatographie I. Unterlagen und Methodik der Analyse
    1960, Vol. 25, Issue 7, pp. 1780–1789 [Abstract]
  • J. Janák, M. Dobiášová and K. Vereš
    Trennung gesättigter und ungesättigter C4 und C6 Fettsäuren durch Gaschromatographie
    1960, Vol. 25, Issue 6, pp. 1566–1572 [Abstract]
  • J. Janák and M. Hřivnáč
    Gaschromatographie stickstoffhaltiger heterocyclischer Verbindungen I. Trennung und Analyse von Chinolin- und höheren Pyridinbasen sowie Indolen durch Gas-Flüssigkeits-Chromatographie
    1960, Vol. 25, Issue 6, pp. 1557–1565 [Abstract]
  • M. Kratochvíl
    Reactions of chlorinated furanidines. II. Synthesis of substituted 2-alkoxy-3-chlortetrahydrofuranes
    1960, Vol. 25, Issue 5, pp. 1351–1358 [Abstract]
  • M. Krejčí and J. Janák
    Über die Anwendung von Zeolithen in der Gaschromatographie II. Bestimmung von Argon in Gegenwart von Sauerstoff und der übrigen permanenten Gase
    1959, Vol. 24, Issue 12, pp. 3887–3892 [Abstract]
  • H. Cvrkal and J. Janák
    Anwendung der Gaschromatographie zur Identifizierung einiger Terpene aus ätherischen Ölen von Nadelbäumen (Coniferae)
    1959, Vol. 24, Issue 6, pp. 1967–1974 [Abstract]
  • J. Janák and R. Komers
    Trennung und Analyse zweiwertiger Phenole mittels Gaschromatographie
    1959, Vol. 24, Issue 6, pp. 1960–1966 [Abstract]
  • J. Janák, R. Komers and J. Šíma
    Gaschromatographie einwertiger Phenole
    1959, Vol. 24, Issue 5, pp. 1492–1508 [Abstract]
  • J. Janák, M. Krejčí and H. E. Dubský
    Über die Anwendung von Zeolithen in der Gaschromatographie I. Trennung und Analyse eines Gemisches von Wasserstoff, Sauerstoff, Stickstoff, Kohlenmonoxyd und Methan
    1959, Vol. 24, Issue 4, pp. 1080–1090 [Abstract]
  • J. Janák and K. Tesařík
    Chromatographische Semimikroanalyse von Gasen XV. Automatisierung des Gaschromatograph-Messteils
    1959, Vol. 24, Issue 2, pp. 536–544 [Abstract]
  • J. Janák and J. Novák
    Chromatographische Semimikroanalyse von Gasen XIV. Direkte Bestimmung der einzelnen gasförmigen Paraffine und Olefine im Butadien-(1,3)
    1959, Vol. 24, Issue 2, pp. 384–390 [Abstract]
  • J. Janák, M. Nedorost and V. Bubeníková
    Chromatographische Semimikroanalyse von Gasen XIII. Die Trennung des Chlors, Broms und Jods
    1957, Vol. 22, Issue 6, pp. 1799–1804 [Abstract]
  • J. Janák
    Über die Anwendung von Zeoliten in der Gaschromatographie
    1955, Vol. 20, Issue 5, pp. 1241–1243 [Abstract]
  • J. Janák, M. Rusek and A. Lazarev
    Chromatographische Semimikroanalyse von Gasen XII. Die Trennung und Analyse gasförmiger Cycloparaffine
    1955, Vol. 20, Issue 5, pp. 1199–1205 [Abstract]
  • J. Janák and M. Rusek
    Chromatographische Semimikroanalyse von Gasen XI. Die direkte Bestimmung der einzelnen Olefine in Gasen
    1955, Vol. 20, Issue 4, pp. 923–932 [Abstract]
  • J. Janák and K. Tesařík
    Chromatographische Semimikroanalyse von Gasen X. Die Bestimmung kleiner Mengen bis Spuren von Helium mit Neon und von Wasserstoff in Gasen
    1955, Vol. 20, Issue 2, pp. 348–355 [Abstract]
  • J. Janák and M. Rusek
    Chromatographische Semimikroanalyse von Gasen IX. Die Bestimmung von Stickoxydul
    1955, Vol. 20, Issue 2, pp. 343–347 [Abstract]
  • J. Janák and I. Páralová
    Chromatographic semi-microanalysis of gases. VII. Analysis of dissolved gases
    1955, Vol. 20, Issue 2, pp. 336–342 [Abstract]
  • J. Janák
    Chromatographische Halbmikroanalyse von Gasen VI. Die Analyse der Edelgase
    1954, Vol. 19, Issue 5, pp. 917–924 [Abstract]
  • J. Janák
    Chromatographische Halbmikroanalyse von Gasen IV-V. Die Trennung und Analyse gasförmiger Kohlenwasserstoffe
    1954, Vol. 19, Issue 4, pp. 700–711 [Abstract]
  • J. Janák
    Chromatographische Halbmikroanalyse von Gasen I-III. Theoretische und praktische Grundlagen der Analyse
    1954, Vol. 19, Issue 4, pp. 684–699 [Abstract]
  • J. Janák
    Chromatographic semi-micro analysis of gases
    1953, Vol. 18, Issue 6, pp. 798–803 [Abstract]