Collect. Czech. Chem. Commun. 1964, 29, 2950-2955
https://doi.org/10.1135/cccc19642950

The Hammett σ constants for the cyclopropyl group; p-, and m-cyclopropylbenzoic acids

J. Šmejkal, Jiří Jonáš and J. Farkaš

Individual author index pages


Other CCCC articles of these authors

  • J. Farkaš, K. Šebesta, K. Horská, Z. Samek, L. Dolejš and F. Šorm
    Structure of thuringiensin, the thermostable exotoxin from Bacillus thuringiensis
    1977, Vol. 42, Issue 3, pp. 909–929 [Abstract]
  • I. Bašnák and J. Farkaš
    Synthesis of 5-cyclopropyluridine and 5-cyclopropyl-6-azauridine
    1976, Vol. 41, Issue 12, pp. 3635–3641 [Abstract]
  • O. Fliegerová, H. Škodová, J. Farkaš and J. Škoda
    The molecular mechanism of antibacterial activity of 5-substituted halogen derivatives of 2,3-dihydro-1,3-6H-oxazine-2,6-dione ("3-oxauracil")
    1976, Vol. 41, Issue 7, pp. 2073–2078 [Abstract]
  • J. Farkaš, O. Fliegerová and J. Škoda
    Synthesis and hydrolysis of 5-halo-2,3-dihydro-1,3-6H-oxazine-2,6-diones
    1976, Vol. 41, Issue 7, pp. 2059–2072 [Abstract]
  • I. Bašnák and J. Farkaš
    The synthesis of 5-cyclopropyluracil
    1976, Vol. 41, Issue 1, pp. 311–316 [Abstract]
  • I. Bašnák and J. Farkaš
    Synthesis of 5-cyclopropyl-6-azauracil
    1975, Vol. 40, Issue 4, pp. 1038–1042 [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]
  • J. Škoda, I. Votruba and J. Farkaš
    Study of the mechanism of the growth-inhibiting effect of 3-oxauracil in Escherichia coli
    1974, Vol. 39, Issue 6, pp. 1500–1509 [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, 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]
  • J. Šmejkal and L. Kalvoda
    Ruthenium tetraoxide oxidation of the primary hydroxylic function to the carboxyl in sugar derivatives (Preparation of uronic acids)
    1973, Vol. 38, Issue 7, pp. 1981–1984 [Abstract]
  • J. Farkaš, Z. Flegelová, V. Uchytilová and J. Gut
    Preparation of 1-substituted hydrazinoacetic acids
    1973, Vol. 38, Issue 5, pp. 1434–1437 [Abstract]
  • J. Farkaš and F. Šorm
    Nucleic acid components and their analogues. CLII. Synthesis of 3-(β-D-ribofuranosyl)-5,7-dihydroxy-1H-pyrazolo[4,3-d]pyrimidine (oxoformycin)
    1972, Vol. 37, Issue 8, pp. 2798–2803 [Abstract]
  • J. Farkaš and F. Šorm
    Nucleic acid components and their analogues. CLI. The preparation of 1H-pyrazolo[4,3-d]pyrimidine as an approach to the synthesis of formycin B
    1972, Vol. 37, Issue 8, pp. 2786–2797 [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]
  • J. J. K. Novák, J. Šmejkal and F. Šorm
    Nucleic acid components and their analogues. CXLIII. Nucleosides derived from 2-deoxy-2(R)-C-methyl-erythro-D-pentose
    1971, Vol. 36, Issue 11, pp. 3670–3677 [Abstract]
  • J. Farkaš
    Nucleic acid components and their analogues. CXXXIX. Synthesis of 1-deoxy-1-(6-amino-9-purinyl)-2,5-anhydro-D-allitol (homoadenosine)
    1971, Vol. 36, Issue 8, pp. 3043–3046 [Abstract]
  • J. Farkaš and F. Šorm
    Nucleic acid components and their analogues. CXXV. Synthesis of 5-bis-(2-chloroethyl)aminomethyluridine hydrochloride
    1969, Vol. 34, Issue 6, pp. 1696–1701 [Abstract]
  • M. Bobek, J. Farkaš and F. Šorm
    Nucleic acid components and their analogues. CXXIV. Synthesis of 5-β-D-ribofuranosyl-6-azauracil (6-azapseudouridine)
    1969, Vol. 34, Issue 6, pp. 1690–1695 [Abstract]
  • M. Bobek and J. Farkaš
    Nucleic acid components and their analogues. CXXIII. Synthesis of homouridine and homocytidine
    1969, Vol. 34, Issue 6, pp. 1684–1689 [Abstract]
  • M. Bobek, J. Farkaš and F. Šorm
    Nucleic acid components and their analogues. CXXII. Synthesis of some 5-(1,2,3,4,5-pentahydroxypentyl)-6-azauracils and their 2',5'-anhydro derivatives
    1969, Vol. 34, Issue 6, pp. 1673–1683 [Abstract]
  • J. Farkaš, K. Šebesta, K. Horská, Z. Samek, L. Dolejš and F. Šorm
    The structure of exotoxin of Bacillus thuringiensis var. gelechiae. Preliminary communication
    1969, Vol. 34, Issue 3, pp. 1118–1120 [Abstract]
  • M. Bobek and J. Farkaš
    Nucleic acid components and their analogues. CXVIII. Synthesis of 8-β-D-ribofuranosyladenine starting from 2,5-anhydro-D-allonic acid
    1969, Vol. 34, Issue 1, pp. 247–252 [Abstract]
  • M. Smrž and J. Farkaš
    Nucleic acid components and their analogues. CXVII. Synthesis of 1-α-L-lyxofuranosylthymine
    1968, Vol. 33, Issue 11, pp. 3803–3808 [Abstract]
  • M. Sprinzl, J. Farkaš and F. Šorm
    Nucleic acid components and their analogues. CV. Synthesis of 5,5-disubstituted barbituric acid N1-ribosides
    1967, Vol. 32, Issue 12, pp. 4280–4288 [Abstract]
  • M. Sprinzl and J. Farkaš
    Nucleic acids components and their analogues. XCVIII. Synthesis of pyrazole-3(5)-carboxylic acid and pyrazole-3(5),4-dicarboxylic acid substituted at position 5(3) by a sugar chain
    1967, Vol. 32, Issue 10, pp. 3787–3791 [Abstract]
  • M. Bobek, J. Farkaš and F. Šorm
    Nucleic acids components and their analogues. XCVII. Synthesis of 5-hydroxymethyl-6-aza-2'-deoxyuridine and 5-hydroxymethyl-6-aza-2'-deoxycytidine
    1967, Vol. 32, Issue 10, pp. 3581–3586 [Abstract]
  • M. Bobek, J. Farkaš and F. Šorm
    Nucleic acids components and their analogues. XCVI. Cyclisation of hexulosonic acids thiosemicarbazones to 6-azauracil derivatives
    1967, Vol. 32, Issue 10, pp. 3572–3580 [Abstract]
  • J. Farkaš and F. Šorm
    Nucleic acids components and their analogues. XCIV. Synthesis of 6-amino-9-(1-deoxy-β-D-psicofuranosyl)purine
    1967, Vol. 32, Issue 7, pp. 2663–2667 [Abstract]
  • M. Sprinzl, J. Farkaš and F. Šorm
    Nucleic acids components and their analogues. XCIII. Synthesis of 5-bis(2-fluoroethyl)aminomethyluracil
    1967, Vol. 32, Issue 4, pp. 1649–1652 [Abstract]
  • M. Bobek, J. Farkaš and J. Gut
    Nucleic acids components and their analogues. XCI. An improved synthesis of 6-azauracil and its 5-substituted derivatives
    1967, Vol. 32, Issue 3, pp. 1295–1298 [Abstract]
  • J. Filip and J. Farkaš
    Nucleic acids components and their analogues. LXXXVIII. Preparation of 5-bis(2-chloroethyl-[1,2-3H])aminomethyluracil hydrochloride
    1967, Vol. 32, Issue 1, pp. 462–466 [Abstract]
  • G. Schmidt and J. Farkaš
    Beiträge zur Pyrimidinnucleosidsynthese und zur O → N Glycosylwanderung in Pyrimidinnucleosiden
    1966, Vol. 31, Issue 11, pp. 4442–4443 [Abstract]
  • J. Farkaš, J. Beránek and F. Šorm
    Nucleic acids components and their analogues. LXXXVI. Synthesis of 1-β-D-arabinofuranosyl-6-azacytosine
    1966, Vol. 31, Issue 10, pp. 4002–4008 [Abstract]
  • J. Farkaš
    Nucleic acids components and their analogues. LXXIX. Synthesis of methyl 1-deoxy-D-psicofuranosides substituted at C(1) with halo atoms or a mercapto group
    1966, Vol. 31, Issue 4, pp. 1535–1543 [Abstract]
  • M. Bobek, J. Farkaš and F. Šorm
    Cyclisations of hexulosonic acid thiosemicarbazones to 5-substituted 6-azauracil derivatives
    1966, Vol. 31, Issue 3, pp. 1414–1416 [Abstract]
  • J. Farkaš and F. Šorm
    Nucleic acids components and their analogues. LXXVIII. Synthesis of 5-(2'-chloro-2''-fluorodiethylaminomethyl)uracil
    1966, Vol. 31, Issue 3, pp. 1413–1414 [Abstract]
  • J. Šmejkal, J. Farkaš and F. Šorm
    Nucleic acids components and their analogues. LXXIV. Use of 2-deoxy-D-ribose-O-benzyl derivatives in the synthesis of nucleosides
    1966, Vol. 31, Issue 1, pp. 291–297 [Abstract]
  • M. Bobek, J. Farkaš and F. Šorm
    Nucleic acids components and their analogues. LXIX. Synthesis of 5-hydroxymethyl-6-azauracil
    1965, Vol. 30, Issue 9, pp. 3134–3139 [Abstract]
  • M. Prystaš, J. Farkaš and F. Šorm
    Nucleic acids components and their analogues. LXVIII. Synthesis of anomeric 2-deoxy-D-ribofuranosyl derivatives of uracil and thymine
    1965, Vol. 30, Issue 9, pp. 3123–3133 [Abstract]
  • Z. Samek and J. Farkaš
    Nucleic acid components and their analogues. LXIV. Nuclear magnetic resonance spectra of anomeric 1-D-ribopyranosylthymines
    1965, Vol. 30, Issue 7, pp. 2149–2156 [Abstract]
  • J. Šmejkal and F. Šorm
    Nucleic acids components and their analogues. LIII. Preparation of 1-2'-deoxy-β-L-ribofuranosylthymine, L-thymidine
    1964, Vol. 29, Issue 11, pp. 2809–2813 [Abstract]
  • T. Tkaczynski, J. Šmejkal and F. Šorm
    Nucleic acids components and their analogues. L. Synthesis of 1-β-D-xylofuranosyl-6-azauracil
    1964, Vol. 29, Issue 7, pp. 1736–1738 [Abstract]
  • J. Sicher, M. Tichý, F. Šipoš, M. Svoboda and Jiří Jonáš
    Stereochemical studies. XXVIII. Evaluation of the contribution of hydroxyl to the dissociation constants of 2-hydroxycarboxylic acids and 2-aminoalcohols as a function of conformation
    1964, Vol. 29, Issue 7, pp. 1561–1576 [Abstract]
  • J. Gut, Jiří Jonáš and J. Piťha
    Nucleic acid components and their analogues. XLIX. Tautomeric structure of 6-azacytosine and its derivatives
    1964, Vol. 29, Issue 6, pp. 1394–1400 [Abstract]
  • J. Vrkoč, Jiří Jonáš, V. Herout and F. Šorm
    On terpenes. CLVII. Steric structure of acorone, isoacorone, and cryptoacorone
    1964, Vol. 29, Issue 2, pp. 539–550 [Abstract]
  • M. Prystaš, J. Farkaš and F. Šorm
    Synthesis of the anomeric uracil and thymine 2-deoxyribosyl derivatives by the Hilbert-Johnson method
    1963, Vol. 28, Issue 11, pp. 3140–3143 [Abstract]
  • M. Horák, J. Šmejkal and J. Farkaš
    Infrared spectra of compounds containing a cyclopropane ring
    1963, Vol. 28, Issue 9, pp. 2280–2294 [Abstract]
  • J. Farkaš and F. Šorm
    Synthesis of 5-bis-(β-chloroethyl)aminomethyluridine
    1963, Vol. 28, Issue 6, pp. 1620–1622 [Abstract]
  • J. Šmejkal and J. Farkaš
    Hydrogenolytic cleavage of cyclopropane ring in the series of substituted cyclopropane carboxylic acids
    1963, Vol. 28, Issue 6, pp. 1557–1568 [Abstract]
  • R. Zahradník, J. Koutecký, Jiří Jonáš and J. Gut
    Nucleic acid components and their analogues. XXXI. Electronic structure of uracil, 5-azauracil and 6-azauracil
    1963, Vol. 28, Issue 6, pp. 1499–1506 [Abstract]
  • J. Šmejkal and J. Farkaš
    Derivate der 1-Desoxy-D-psicose
    1963, Vol. 28, Issue 5, pp. 1345–1347 [Abstract]
  • J. Farkaš and F. Šorm
    Nucleic acid components and their analogues. XXX. The synthesis of psicofuranine
    1963, Vol. 28, Issue 4, pp. 882–886 [Abstract]
  • J. Šmejkal and J. Farkaš
    Stereoisomeric transformations of 2-substituted cyclopropanecarboxylic acids
    1963, Vol. 28, Issue 2, pp. 481–486 [Abstract]
  • J. Šmejkal and J. Farkaš
    Anomalous course of elimination reactions in the series of phenylcyclopropane derivatives
    1963, Vol. 28, Issue 2, pp. 404–410 [Abstract]
  • Jiří Jonáš, M. Horák, A. Pískala and J. Gut
    Nucleic acid components and their analogues. XXVI. Ultraviolet and infrared spectra of 5-azauracil and related compounds
    1962, Vol. 27, Issue 12, pp. 2754–2760 [Abstract]
  • O. Exner and Jiří Jonáš
    Quantitative evaluation of the inductive effect
    1962, Vol. 27, Issue 10, pp. 2296–2306 [Abstract]
  • Jiří Jonáš and J. Gut
    Nucleic acid components and their analogues. XXIV. Ultraviolet spectra and dissociation constants of 6-azauracil thioxo derivatives
    1962, Vol. 27, Issue 8, pp. 1886–1897 [Abstract]
  • Jiří Jonáš and J. Gut
    Nucleic acid components and their analogues. XVI. Dissociation constants of uracil, 6-azauracil, 5-azauracil and related compounds
    1962, Vol. 27, Issue 3, pp. 716–723 [Abstract]
  • Jiří Jonáš and J. Gut
    Nucleic acids components and their analogues. XII. Electronic absorption spectra of 6-azauracil and related compounds
    1961, Vol. 26, Issue 9, pp. 2155–2163 [Abstract]
  • J. J. K. Novák, J. Farkaš and F. Šorm
    Relationship between chemical structure and insecticidal activity in the series of pyrethroide substances V. A synthesis of trans-2,2-dichloro-3-phenylcyclopropanecarboxylic acid and its allylrethronyl ester
    1961, Vol. 26, Issue 8, pp. 2090–2092 [Abstract]
  • Jiří Jonáš, J. Kánský and O. Knessl
    Molecular weight microdetermination by isothermal distillation
    1961, Vol. 26, Issue 8, pp. 2073–2075 [Abstract]
  • J. Gut, M. Prystaš and Jiří Jonáš
    Nucleic acid components and their analogues. X. Methyl derivatives of 6-azauracil thioxo analogues
    1961, Vol. 26, Issue 4, pp. 986–997 [Abstract]
  • J. Gut, M. Prystaš, Jiří Jonáš and F. Šorm
    Nucleic acid components and their analogues. IX. N-Methyl derivatives of 6-azauracil and 6-azathymine
    1961, Vol. 26, Issue 4, pp. 974–985 [Abstract]
  • J. Farkaš and F. Šorm
    Nucleic acid components and their analogues. VIII. Some new derivatives of thymine
    1961, Vol. 26, Issue 3, pp. 893–895 [Abstract]
  • J. Piťha, Jiří Jonáš, J. Kovář and K. Bláha
    Zur Konfiguration stickstoffhaltiger Verbindungen XIII. Über die Darstellung und Tautomerie der Aminooxazoline
    1961, Vol. 26, Issue 3, pp. 834–846 [Abstract]
  • J. Sicher, F. Šipoš and Jiří Jonáš
    Stereochemical studies. XVIII. Synthesis and dissociation constants of cis- and trans-cycloheptane- and cycloöctane-1,2-dicarboxylic acids
    1961, Vol. 26, Issue 1, pp. 262–275 [Abstract]
  • H. Komrsová and J. Farkaš
    Beziehung zwischen chemischem Bau und Insektizid-Aktivität bei Verbindungen mit einem chlorierten Cyclopropan-Ring
    1960, Vol. 25, Issue 7, pp. 1977–1980 [Abstract]
  • J. Farkaš, H. Komrsová, J. Krupička and J. J. K. Novák
    Beziehung zwischen chemischem Bau und Insektizid-Aktivität in der Reihe der Pyrethrum-Verbindungen IV. Über den Einfluss der Substituenten in der Seitenkette auf den Verlauf der LaForge-Cyclisierung
    1960, Vol. 25, Issue 7, pp. 1824–1836 [Abstract]
  • J. Farkaš and J. J. K. Novák
    Beziehung zwischen chemischem Bau und Insektizid-Aktivität in der Reihe der Pyrethrum-Verbindungen III. Analoge des Allethrins mit abgewandeltem saurem Molekelteil
    1960, Vol. 25, Issue 7, pp. 1815–1823 [Abstract]
  • J. Šmejkal, Jiří Jonáš and J. Farkaš
    Dissoziationskonstanten von stereoisomeren Cyclopropancarbonsäure-Paaren
    1960, Vol. 25, Issue 7, pp. 1746–1750 [Abstract]
  • K. Vereš, Jiří Jonáš and A. Hoření
    Eine neue Flavonsynthese
    1959, Vol. 24, Issue 10, pp. 3471–3475 [Abstract]
  • M. Tichý, Jiří Jonáš and J. Sicher
    Stereochemical studies. XVII. Dissociation constants of cyclohexanecarboxylic acids and cyclohexylamines and conformational equilibria
    1959, Vol. 24, Issue 10, pp. 3434–3441 [Abstract]
  • J. Sicher, M. Pánková, Jiří Jonáš and M. Svoboda
    Stereochemical studies. XVI. Stereospecific processes in open-chain 3-aminoalcohols. Synthesis of erythro- and threo-4-aminopentan-2-ol
    1959, Vol. 24, Issue 8, pp. 2727–2740 [Abstract]
  • J. Farkaš, P. Kouřím and F. Šorm
    Relation between chemical structure and insecticidal activity in pyrethroid compounds. II. Analogues of chrysanthemic acid containing an aryl group
    1959, Vol. 24, Issue 8, pp. 2460–2472 [Abstract]
  • J. Farkaš, P. Kouřím and F. Šorm
    Relation between chemical structure and insecticidal activity in pyrethroid compounds. I. An analogue of chrysanthemic acid containing chlorine in the side chain
    1959, Vol. 24, Issue 7, pp. 2230–2236 [Abstract]
  • J. Sicher, Jiří Jonáš, M. Svoboda and O. Knessl
    Stereochemical studies. XIV. The effect of ring size and configuration on the rate of intramolecular cyclisation of the N-thiobenzoylderivatives of cis- and trans-2-aminocyclanols
    1958, Vol. 23, Issue 12, pp. 2141–2154 [Abstract]
  • M. Svoboda, Jiří Jonáš and J. Sicher
    Stereochemical studies. X. The effect of ring size and configuration on the basicity of the 2-aminocyclanols
    1958, Vol. 23, Issue 8, pp. 1551–1558 [Abstract]
  • H. Komrsová and J. Farkaš
    Über eine anomale Reaktion des di-p-Chlorphenylacetamids und di-p-Chlorphenylacetonitrils mit Lithiumaluminiumhydrid
    1958, Vol. 23, Issue 6, pp. 1121–1125 [Abstract]
  • J. Sicher, M. Svoboda and J. Farkaš
    Stereochemical studies. V. The synthesis and configuration of the two racemic β-phenylcysteines
    1955, Vol. 20, Issue 6, pp. 1439–1451 [Abstract]
  • M. Svoboda, J. Sicher, J. Farkaš and M. Pánková
    Stereochemical studies. IV. Reaction of Δ2-oxazolines with thioacetic acid. Syntheses of some diacyl-1,2-aminothiols
    1955, Vol. 20, Issue 6, pp. 1426–1438 [Abstract]
  • J. Farkaš and J. Sicher
    Stereochemical studies. I. Steric course of the acid-catalysed cyclisation of N-thiobenzoyl derivatives of 1,2-aminoalcohols. A new stereospecific reaction
    1955, Vol. 20, Issue 6, pp. 1391–1401 [Abstract]
  • J. Farkaš and J. Sicher
    Studies in the chloramphenicol series. IX. Side-chain mercapto analogues and thiazolines
    1954, Vol. 19, Issue 4, pp. 754–765 [Abstract]
  • M. Svoboda, J. Farkaš and J. Sicher
    Studies in the chloramphenicol series. VIII. Some unsaturated derivatives
    1954, Vol. 19, Issue 3, pp. 545–550 [Abstract]
  • J. Sicher, M. Svoboda, J. Farkaš and F. Šorm
    Studies in the chloramphenicol series. VII. The side reactions in the reduction of dehydrochloramphenicol
    1954, Vol. 19, Issue 2, pp. 317–329 [Abstract]
  • J. Farkaš and J. Sicher
    Studies in the chloramphenicol series. V. Side-chain chlorinated analogues, and oxazolines
    1953, Vol. 18, Issue 4, pp. 469–486 [Abstract]
  • J. Sicher, J. Farkaš and F. Šorm
    Studies in the chloramphenicol series. IV. Synthesis of 1-(p-nitrophenyl)-2-hydroxymethyl-2-dichloroacetamido-1,3-propandiol and a correction
    1953, Vol. 18, Issue 1, pp. 102–105 [Abstract]