Collection of Czechoslovak Chemical Communications - digital archive 

Individual author index pages

• J. Piťha
• J. Žemlička

Other CCCC articles of these authors

• J. Žemlička
  Nucleic acid components and their analogues. CXXXII. Alkylation of some nucleic acid components and their analogues with dimethylformamide acetals
  1970, Vol. 35, Issue 12, pp. 3572–3583 [Abstract]
• V. Gut, S. Chládek and J. Žemlička
  Aminoacyl derivatives of nucleosides, nucleotides, and polynucleotides. XI. The use of 5-chloro-8-hydroxyquinoline (chloroxine) esters in the selective acylation of nucleoside and oligonucleotide aminoacyl derivatives
  1970, Vol. 35, Issue 8, pp. 2398–2407 [Abstract]
• S. Chládek, P. Pulkrábek, J. Sonnenbichler, J. Žemlička and I. Rychlík
  Aminoacyl derivatives of nucleosides, nucleotides, and polynucleotides. X. Synthesis of adenosine 2'(3')-O-aminoacyl and 2',3'-O-bisaminoacyl derivatives
  1970, Vol. 35, Issue 8, pp. 2296–2313 [Abstract]
• S. Chládek and J. Žemlička
  Aminoacyl derivatives of nucleosides, nucleotides, and polynucleotides. IX. The preparation of cytidylyl-(3'→5')-2'(3')-O-(L-lysylglycyl)adenosine and cytidyl-(3'→5')-2'(3')-O-(N-acetylglycyl)adenosine
  1970, Vol. 35, Issue 1, pp. 89–95 [Abstract]
• A. Holý and J. Žemlička
  Oligonucleotidic compounds. XXXV. Reaction of diribonucleoside phosphates with dimethylformamide acetals
  1969, Vol. 34, Issue 12, pp. 3921–3935 [Abstract]
• J. Žemlička, S. Chládek, Z. Haladová and I. Rychlík
  Aminoacyl derivatives of nucleosides, nucleotides and polynucleotides. VIII. The preparation of 2'(3')-O-L-phenylalanyluridine, -cytidine, -adenosine, -inosine, -guanosine and 2'-deoxy-3'-O-L-phenylalanyladenosine
  1969, Vol. 34, Issue 12, pp. 3755–3768 [Abstract]
• A. Holý and J. Žemlička
  Oligonucleotidic compounds. XXXIII. A study on hydrolysis of N-dimethylaminomethylenecytidine, -adenosine, -guanosine, and related 2'-deoxy compounds
  1969, Vol. 34, Issue 8, pp. 2449–2458 [Abstract]
• J. Žemlička and S. Chládek
  Aminoacyl derivatives of nucleosides, nucleotides, and polynucleotides. VI. Phosphonic analogues of 2'(3')-O-aminoacyl ribonucleosides: Synthesis of 2'(3' )-O-(R,S)-(1-aminoethane-1-phosphonyl)- and 2'(3')-O-(R,S)-(1-amino-2-phenylethane-1-phosphonyl)adenosine
  1969, Vol. 34, Issue 3, pp. 1007–1014 [Abstract]
• A. Holý, S. Chládek and J. Žemlička
  Oligonucleotidic compounds. XXIX. Reactions of ribonucleoside 2'(3')-phosphates with dimethylformamide acetals
  1969, Vol. 34, Issue 1, pp. 253–271 [Abstract]
• S. Chládek and J. Žemlička
  Aminoacyl derivatives of nucleosides, nucleotides, and polynucleotides. V. Preparation of 2'(3')-O-(L-valylglycyl)-, 2'(3')-O-(L-lysylglycyl)-, and 2'(3')-O-(N-acetylglycyl)adenosine with the use of 2',3'-O-aminomethylethoxymethyleneadenosine as the key intermediate
  1968, Vol. 33, Issue 12, pp. 4299–4314 [Abstract]
• J. Žemlička
  Nucleic acid components and their analogues. CXVI. Formation of N³,5'-cyclonucleosides in the reaction of xanthosine with dimethylformamide acetals
  1968, Vol. 33, Issue 11, pp. 3796–3802 [Abstract]
• J. Žemlička and S. Chládek
  Aminoacyl derivatives of nucleosides, nucleotides and polynucleotides. IV. Synthesis of 2'(3')-O-glycyladenosine 5'-triphosphate and 5'-pyrophosphate
  1968, Vol. 33, Issue 10, pp. 3293–3303 [Abstract]
• S. Chládek and J. Žemlička
  Aminoacyl derivatives of nucleosides, nucleotides, and polynucleotides. III. Reaction of N-benzyloxycarbonylglycine ethyl orthoester with uridylyl-(3'→5')-uridine or cytidylyl-(3'→5')-adenosine; An alternate approach to the synthesis of 2'(3')-O-glycyl diribonucleoside phosphates
  1968, Vol. 33, Issue 1, pp. 232–241 [Abstract]
• J. Žemlička and A. Holý
  Preparation of N-dimethylaminomethylene derivatives - A new method of a selective substitution of nucleoside amino groups
  1967, Vol. 32, Issue 9, pp. 3159–3168 [Abstract]
• S. Chládek and J. Žemlička
  Aminoacyl derivatives of nucleosides, nucleotides and polynucleotides. II. Synthesis of the 2'(3')-O-glycyl derivatives of uridylyl-(3'→5')-uridine, cytidylyl-(3'→5')-adenosine, and uridylyl-(3'→5')-adenosine using the corresponding ribonucleoside 2',3'-cyclic orthoesters as the key intermediates
  1967, Vol. 32, Issue 5, pp. 1776–1789 [Abstract]
• J. Žemlička
  Nucleic acids components and their analogues. XCII. The preparation of 2',3'-O-isopropylidene-O²-5'-cyclocytidine methanesulfonate
  1967, Vol. 32, Issue 4, pp. 1646–1649 [Abstract]
• J. Žemlička and F. Šorm
  Nucleic acids components and their analogues. LXXXIX. Synthesis of 2',3'-O-isopropylidene-O²,5'-cyclo-6-azauridine and 2-(β-D-ribofuranosyl)-3-amino-4,5-dihydro-1,2,4-triazine-3-one (6-azaisocytidine)
  1967, Vol. 32, Issue 2, pp. 576–590 [Abstract]
• J. Žemlička and S. Chládek
  Aminoacyl derivatives of nucleosides, nucleotides and polynucleotides. I. Synthesis of 2'(3')-O-glycyl ribonucleosides and ribonucleoside 5'-phosphates via intermediates of the orthoester type
  1966, Vol. 31, Issue 9, pp. 3775–3789 [Abstract]
• J. Žemlička, S. Chládek, A. Holý and J. Smrt
  Oligonucleotidic compounds. XIV. Synthesis of some diribonucleoside phosphates using the N-dimethylaminomethylene derivatives of 2',3'-O-ethoxymethylene ribonucleosides
  1966, Vol. 31, Issue 8, pp. 3198–3212 [Abstract]
• J. Piťha, P. Fiedler and J. Gut
  Nucleic acids components and their analogues. LXXXII. The fine structure of 6-azaisocytosine and its derivatives
  1966, Vol. 31, Issue 4, pp. 1864–1871 [Abstract]
• S. Chládek, J. Žemlička and F. Šorm
  Oligonucleotidic compounds. XII. Synthesis of cytidylyl-(3'→5')-cytidylyl-(3'→5')-adenosine (CpCpA), an acceptor sequence of soluble ribonucleic acid
  1966, Vol. 31, Issue 4, pp. 1785–1802 [Abstract]
• P. Piťhová, A. Pískala, J. Piťha and F. Šorm
  Nucleic acids components and their analogues. LXVI. Hydrolysis of 5-azacytidine and its connection with biological activity
  1965, Vol. 30, Issue 8, pp. 2801–2811 [Abstract]
• J. Žemlička and F. Šorm
  Nucleic acids components and their analogues. LXI. The reaction of dimethylchloromethyleneammonium chloride with the 2',3',5'-tri-O-acyl derivatives of uridine and 6-azauridine; A new synthesis of 6-azacytidine
  1965, Vol. 30, Issue 6, pp. 2052–2067 [Abstract]
• J. Žemlička and F. Šorm
  Nucleic acids components and their analogues. LX. The reaction of dimethylchloromethyleneammonium chloride with 2',3',5'-tri-O-acetylinosine. A new synthesis of 6-chloro-9-(β-D-ribofuranosyl)purine
  1965, Vol. 30, Issue 6, pp. 1880–1889 [Abstract]
• J. Piťha and S. Vašíčková
  Stretching vibration of N-H bond in uracil, its derivatives and analogues
  1965, Vol. 30, Issue 6, pp. 1792–1798 [Abstract]
• P. Piťhová, A. Pískala, J. Piťha and F. Šorm
  Nucleic acid components and their analogues. LVIII. 5-Azacytidine and related compounds; Study of structure, tautomerism and possibilities of pairing with purine derivatives
  1965, Vol. 30, Issue 5, pp. 1626–1634 [Abstract]
• P. Piťhová, A. Pískala, J. Piťha and F. Šorm
  Nucleic acids components and their analogues. LVI. 5-Azauracil and its N-methyl derivatives, formation and decomposition in aqueous solutions, structure of compounds with alcohols
  1965, Vol. 30, Issue 1, pp. 90–98 [Abstract]
• J. Žemlička
  3',5'-di-O-Trityluridine
  1964, Vol. 29, Issue 7, pp. 1734–1735 [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. Žemlička and F. Šorm
  Preparation of 2-chloroethene-1-sulphonyl ureide
  1964, Vol. 29, Issue 3, pp. 837–839 [Abstract]
• J. Žemlička, J. Smrt and F. Šorm
  Nucleic acid components and their analogues. XLVIII. Synthesis and structure of nitrogen mustard derivatives of cytidine and 6-azacytidine
  1964, Vol. 29, Issue 3, pp. 635–644 [Abstract]
• J. Beránek and J. Piťha
  Nucleic acid components and their analogues. XLVI. Some derivatives of 6-azacytidine and 6-azauridine
  1964, Vol. 29, Issue 3, pp. 625–634 [Abstract]
• J. Piťha, J. Joska and J. Fajkoš
  On steroids. LXXXIII. An unusual case of intermolecular hydrogen bonding in a B-norsteroid 3,6-diol
  1963, Vol. 28, Issue 10, pp. 2611–2617 [Abstract]
• J. Fajkoš, J. Joska, J. Piťha and F. Šorm
  On steroids. LXXX. Intramolecular hydrogen bonding in 3,6-disubstituted 5β-B-norsteroids: Conformation of ring A
  1963, Vol. 28, Issue 9, pp. 2337–2344 [Abstract]
• J. Piťha and J. Kuthan
  Studium der Tautomerie der 2,6-Dihydroxydinicotinsäure-Ester mittels Infrarotspektroskopie
  1963, Vol. 28, Issue 6, pp. 1625–1628 [Abstract]
• J. Piťha, S. Chládek and J. Smrt
  Intramolecular hydrogen bonds in derivatives of nucleosides
  1963, Vol. 28, Issue 6, pp. 1622–1625 [Abstract]
• J. Piťha and J. Beránek
  Nucleic acid components and their analogues. XXXII. Infrared spectra of nucleosides with an anomalous heterocyclic base. Tautomerism of 6-azacytidine derivatives
  1963, Vol. 28, Issue 6, pp. 1507–1515 [Abstract]
• J. Piťha
  Studium über die Tautomerie der Citrazinsäure
  1963, Vol. 28, Issue 6, pp. 1408–1418 [Abstract]
• J. Žemlička
  Reactions of dimethylformamide acetals with some heterocyclic systems
  1963, Vol. 28, Issue 4, pp. 1060–1062 [Abstract]
• J. Žemlička, J. Smrt and F. Šorm
  Nucleic acids components and their analogues. XXVII. The synthesis of 6-azauridine-5' triphosphate
  1963, Vol. 28, Issue 1, pp. 241–244 [Abstract]
• J. Žemlička, J. Beránek and J. Smrt
  Preparation and methanolysis of uridine, 6-azauridine and 6-azacytidine O-formyl derivatives
  1962, Vol. 27, Issue 12, pp. 2784–2795 [Abstract]
• J. Žemlička, J. Krupička and Z. Arnold
  Self-condensation of triformylmethane to 1,3,5-triformylbenzene
  1962, Vol. 27, Issue 10, pp. 2464–2467 [Abstract]
• J. Žemlička and J. Smrt
  Phosphates derived from 3-hydroxysulpholane and 3-hydroxysulphol-2-ene as phosphorylating agents
  1962, Vol. 27, Issue 10, pp. 2404–2407 [Abstract]
• J. Žemlička, J. Smrt and F. Šorm
  Nucleic acid components and their analogues. XIX. Synthesis of 3-methyl-6-azauridine-5'-phosphate and -pyrophosphate
  1962, Vol. 27, Issue 6, pp. 1462–1469 [Abstract]
• R. Lukeš, J. Piťha, J. Kovář and K. Bláha
  Zur Konfiguration stickstoffhaltiger Verbindungen XIV. Über die Solvolyse-Kinetik der Kondensationsprodukte vicinaler Aminohydroxytetraline mit p-Nitrobenzaldehyd
  1962, Vol. 27, Issue 2, pp. 328–336 [Abstract]
• M. Horák, J. Smolíková and J. Piťha
  Spectroscopic study of the hydrogen bond in substituted 2-nitrophenols
  1961, Vol. 26, Issue 11, pp. 2891–2896 [Abstract]
• J. Žemlička and Z. Arnold
  Synthetic reactions of dimethylformamide. XI. Polyformylation of ketones of other types and the problem of the reaction course
  1961, Vol. 26, Issue 11, pp. 2852–2864 [Abstract]
• J. Žemlička and Z. Arnold
  Synthetic reactions of dimethylformamide. X. Synthesis and reactions of some triformyl derivatives of acetone and methyl ethyl ketone
  1961, Vol. 26, Issue 11, pp. 2838–2851 [Abstract]
• J. Piťha, J. Plešek and M. Horák
  Kondensationsreaktionen vom Aldoltypus V. Zur Konfiguration von Derivaten des 2,3-Cyclohexano-(1,3,3)-bicyclononan-2-ol-9-ons
  1961, Vol. 26, Issue 4, pp. 1209–1212 [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. Piťha, M. Horák, J. Kovář and K. Bláha
  Configuration of nitrogen-containing compounds. XI. The effect of configuration on the infrared spectra of some aminohydroxytetralins
  1960, Vol. 25, Issue 11, pp. 2733–2745 [Abstract]
• J. Piťha and M. Horák
  Spectroscopic study of the intramolecular interaction of an aliphatic hydroxyl group and a benzene nucleus
  1960, Vol. 25, Issue 6, pp. 1586–1590 [Abstract]
• Z. Arnold and J. Žemlička
  Synthetische Reaktionen von Dimethylformamid VII. Darstellung von Triformylmethan
  1960, Vol. 25, Issue 5, pp. 1318–1323 [Abstract]
• Z. Arnold and J. Žemlička
  Reaktionen der Formamidinium-Salze und ihrer Vinyloge mit Carbanionen
  1960, Vol. 25, Issue 5, pp. 1302–1307 [Abstract]
• J. Piťha, S. Heřmánek and J. Vít
  Über die Reduktion der Carbonsäuren und ihrer Derivate mit Natriumaluminiumhydrid
  1960, Vol. 25, Issue 3, pp. 736–742 [Abstract]
• R. Lukeš, J. Piťha, J. Kovář and K. Bláha
  Zur konfiguration stickstoffhaltiger Verbindungen VIII. Darstellung einiger Stereoisomerer vicinaler Aminotetralole
  1960, Vol. 25, Issue 2, pp. 492–501 [Abstract]
• J. Piťha and I. Ernest
  Syntheses in the allolupinane series. VI. Catalytic hydrogenation of γ-(2-pyridyl)ketones
  1959, Vol. 24, Issue 8, pp. 2632–2636 [Abstract]
• Z. Arnold and J. Žemlička
  Synthetische Reaktionen von Dimethylformamid IV. Darstellung von β-Chlorvinylaldehyden aus Carbonylverbindungen
  1959, Vol. 24, Issue 7, pp. 2385–2392 [Abstract]
• Z. Arnold and J. Žemlička
  Synthetische Reaktionen von Dimethylformamid III. Darstellung von β-Chlorvinylaldehyden
  1959, Vol. 24, Issue 7, pp. 2378–2384 [Abstract]
• Z. Arnold and J. Žemlička
  Synthetic reactions of dimethylformamide. II. The reaction of ketals with dimethylformamide and phosgene
  1959, Vol. 24, Issue 3, pp. 786–796 [Abstract]
• I. Ernest and J. Piťha
  4-Substituierte Derivate des Chinolicidins I. Die katalytische Hydrierung der δ-(2-Pyridyl)-α-ketovaleriansäure
  1958, Vol. 23, Issue 1, pp. 125–129 [Abstract]
• J. Staněk and J. Žemlička
  Die Oppenauersche Oxydation einiger substituierter Alkoholderivate
  1957, Vol. 22, Issue 5, pp. 1452–1456 [Abstract]