Collect. Czech. Chem. Commun.
1960, 25, 1746-1750
https://doi.org/10.1135/cccc19601746
Dissoziationskonstanten von stereoisomeren Cyclopropancarbonsäure-Paaren
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, Jiří Jonáš and J. Farkaš
The Hammett σ constants for the cyclopropyl group; p-, and m-cyclopropylbenzoic acids
1964, Vol. 29, Issue 12, pp. 2950–2955 [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] - 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]