Collect. Czech. Chem. Commun. 1994, 59, 1841-1852

Cyclization Dichotomy of Esters of 3-Ureido-2-cyano-2-propenoic and 3-Ureido-2-acyl-2-propenoic Acids

Miroslav Ledvina and Jiří Farkaš

Institute of Organic Chemistry and Biochemistry, Academy of Sciences of the Czech Republic, 166 10 Prague 6, Czech Republic

Individual author index pages

Other CCCC articles of these authors

  • Pavel Vepřek, Kateřina Knytlová, Miroslav Ledvina, Tomáš Trnka and Jan Ježek
    The preparation of multivalent peptide and glycopeptide dendrimers bearing Tn tumour antigens
    Symposium Series 2001, Vol. 4, pp. 17–19 [Abstract]
    Published online 2016-04-21 09:02:47
  • Jan Veselý, Miroslav Ledvina*, Jindřich Jindřich, Tomáš Trnka and David Šaman
    Synthesis of 2-Amino-2-deoxy-β-D-galactopyranosyl-(1→4)-2-amino-2-deoxy-β-D-galactopyranosides: Using Various 2-Deoxy-2-phthalimido-D-galactopyranosyl Donors and Acceptors
    2004, Vol. 69, Issue 10, pp. 1914–1938 [Abstract]
  • Anna Rohlenová, Miroslav Ledvina*, David Šaman and Karel Bezouška
    Synthesis of Linear and Branched Regioisomeric Chitooligosaccharides as Potential Mimetics of Natural Oligosaccharide Ligands of Natural Killer Cells NKR-P1 and CD69 Lectin Receptors
    2004, Vol. 69, Issue 9, pp. 1781–1804 [Abstract]
  • Jan Veselý, Miroslav Ledvina*, Jindřich Jindřich, David Šaman and Tomáš Trnka
    Improved Synthesis of 1,2-trans-Acetates and 1,2-trans Ethyl 1-Thioglycosides Derived from 3,4,6-Tri-O-acetyl-2-deoxy-2-phthalimido-D-hexopyranosides
    2003, Vol. 68, Issue 7, pp. 1264–1274 [Abstract]
  • Miroslav Ledvina*, Radka Pavelová, Anna Rohlenová, Jan Ježek and David Šaman
    Synthesis of Normuramic Acid Carba Analog and Its Glycopeptide Derivative Resistant to β-Elimination Splitting of the Side Chain
    2000, Vol. 65, Issue 11, pp. 1726–1736 [Abstract]
  • Radka Kováříková, Miroslav Ledvina* and David Šaman
    Cyclization Dichotomy of D-xylo-Hex-5-ulosonamides and Synthesis of Piperidine Analogs of Aldohexoses and Aldohexono-1,5-lactones
    1999, Vol. 64, Issue 4, pp. 673–684 [Abstract]
  • Miroslav Ledvina, Jan Ježek, David Šaman and Věra Hříbalová
    Synthesis and Immunomodulating Activity of Lipophilic Analogs of N-Acetylnormuramoyl-L-2-aminobutanoyl-D-isoglutamine
    1998, Vol. 63, Issue 4, pp. 590–598 [Abstract]
  • Miroslav Ledvina, Daniel Zyka, Jan Ježek, Tomáš Trnka and David Šaman
    New Effective Synthesis of (N-Acetyl- and N-Stearoyl-2-amino-2-deoxy-β-D-glucopyranosyl)-(1→4)-N-acetylnormuramoyl-L-2-aminobutanoyl-D-isoglutamine, Analogs of GMDP with Immunopotentiating Activity
    1998, Vol. 63, Issue 4, pp. 577–589 [Abstract]
  • Miroslav Ledvina, David Šaman and Jan Ježek
    Synthesis of O-(2-Deoxy-2-stearoylamino-β-D-glucopyranosyl)-(1→4)-N-acetylnormuramoyl-L-α-aminobutanoyl-D-isoglutamine, a Lipophilic Disaccharide Analogue of MDP
    1992, Vol. 57, Issue 3, pp. 579–589 [Abstract]
  • Miroslav Ledvina, Jiří Farkaš, Jaroslav Zajíček, Jan Ježek and Milan Zaoral
    An alternative synthesis of O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-(1→4)-N-acetylnormuramoyl-L-α-aminobutanoyl-D-isoglutamine
    1989, Vol. 54, Issue 10, pp. 2784–2794 [Abstract]
  • Ivan Bašnák, Jiří Farkaš, Jaroslav Zajíček and Zdeněk Havlas
    Synthesis of anomeric 5-cyclopropyl-2'-deoxyuridines and 1H NMR spectroscopic study of their conformation
    1986, Vol. 51, Issue 8, pp. 1764–1771 [Abstract]
  • Jiří Farkaš and Ivo Frič
    Synthesis of 2,3,5-tri-O-benzoyl-D-pentofuranosyl cyanides and their CD spectra
    1985, Vol. 50, Issue 6, pp. 1291–1299 [Abstract]
  • Miroslav Ledvina and Jiří Farkaš
    Alternative synthesis of 4-methyl-2H-1,2,6-thiadiazin-3(6H)-one 1,1-dioxide, a structural analogue of thymine
    1984, Vol. 49, Issue 4, pp. 840–851 [Abstract]
  • Jaroslav Zajíček, Miloš Buděšínský and Jiří Farkaš
    Conformational study of blocked pentofuranoses and their 1,5-anhydro derivatives by 1H NMR spectroscopy
    1984, Vol. 49, Issue 1, pp. 235–243 [Abstract]
  • Jiří Farkaš
    Synthesis of 1,2,4-triazine-3,5(2H,4H)-diones containing electronegative substituents in position 6
    1983, Vol. 48, Issue 9, pp. 2676–2681 [Abstract]
  • Jiří Farkaš, Jaroslav Hapala, Olga Jindrová and Jan Škoda
    Reaction of 2,3-dihydro-1,3-6H-oxazine-2,6-dione with aliphatic amines and amino acids
    1982, Vol. 47, Issue 11, pp. 2932–2945 [Abstract]
  • Miroslav Ledvina and Jiří Farkaš
    Synthesis of methyl 3-(N'-alkylureido)-2-methyl-2-propenoates and their cyclization to 3-alkyl-5-methyluracils
    1982, Vol. 47, Issue 2, pp. 676–688 [Abstract]
  • Zdeněk Havlas, Miroslava Synáčková, Hubert Hřebabecký, Jiří Farkaš and Jiří Beránek
    NMR and quantum chemical study of empiric 2',3'-cyclic sulphites of nucleosides
    1981, Vol. 46, Issue 2, pp. 400–408 [Abstract]
  • Ivan Bašnák and Jiří Farkaš
    Synthesis of uracils substituted in the position 5 or 5,6 with alkyl or cycloalkyl groups and their UV spectra
    1979, Vol. 44, Issue 8, pp. 2426–2437 [Abstract]
  • Tomáš Vaněk, Jiří Farkaš and Jiří Gut
    Synthesis of 5-β-D-ribofuranosyl-1,3-thiazole-2-carboxamide - A thiazole analogue of ribavirin
    1979, Vol. 44, Issue 4, pp. 1339–1342 [Abstract]
  • Tomáš Vaněk, Jiří Farkaš and Jiří Gut
    Synthesis of 3,5-disubstituted 1,2,4-triazole derivatives - An alternative preparation of the C-analogue of ribavirin
    1979, Vol. 44, Issue 4, pp. 1334–1338 [Abstract]
  • Jiří Farkaš
    Synthesis of 5-methyl-2H-1,3-oxazine-2,4(3H)-dione
    1979, Vol. 44, Issue 1, pp. 269–274 [Abstract]