All Stories

  1. Palladium catalyzes stereoselective arylation of ferrocenyl amines with arylboronic acids and esters
  2. Chiral metal enolates - catalytic synthesis and their use
  3. Organocatalysts Effect on the Stereoselectivity of [2,3]-Wittig Rearrangement
  4. Asymmetric conjugate additions enhanced by Lewis acids are followed by reactions with electrophiles
  5. Copper-catalyzed conjugate addition of in situ formed alkyl boranes to α,β-unsaturated ketones
  6. Bifunctional Amine-Squaramides as Organocatalysts in Michael/Hemiketalization Reactions of β,γ-Unsaturated α-Ketoesters and α,β-Unsaturated Ketones with 4-Hydroxycoumarins
  7. Investigations towards the stereoselective organocatalyzed Michael addition of dimethyl malonate to a racemic nitroalkene: possible route to the 4-methylpregabalin core structure
  8. Enantioselective copper-catalyzed conjugate additions of in situ generated organozirconium reagents to N -heterocyclic Michael acceptors
  9. Synthesis and structural characterisation of Group 11 metal complexes with a phosphinoferrocene oxazoline
  10. Peptide-catalyzed stereoselective Michael addition of aldehydes and ketones to heterocyclic nitroalkenes
  11. A Practical Three-Step Synthesis of Vinylferrocene
  12. Synthesis of sulfone analog of oseltamivir precursor
  13. Organocatalyst Efficiency in the α-Aminoxylation and α-Hydrazination of Carbonyl Derivatives in Aqueous Media or in a Ball-Mill
  14. Organocatalytic diastereoselective synthesis of spirooxindoles via [3+2] cycloadditions of azomethine ylides with α,β-unsaturated esters
  15. Fe-Li Interactions in Ferrocenyllithium Compounds
  16. Enantioselective Cu-Catalyzed Functionalizations of Unactivated Alkenes
  17. Squaramide-Catalyzed Michael Addition as a Key Step for the Direct Synthesis of GABAergic Drugs
  18. Synthesis of epimer of Taniaphos ligand
  19. Enantioselective Michael Reaction of Acetals with Nitroalkenes: An Improvement of the Oseltamivir Synthesis
  20. Experimental and Theoretical Studies in Hydrogen-Bonding Organocatalysis
  21. Retro-Brook Rearrangement of Ferrocene-Derived Silyl Ethers
  22. Optimization of stereoselective Michael addition of 2-(pentan-3-yloxy)acetaldehyde to N-[(Z)-2-nitroethenyl]acetamide with the aid of design of experiments
  23. Asymmetric One-Pot Conjugate Addition of Grignard Reagents to α,β-Unsaturated Compounds Followed by Reaction with Carbenium Ions
  24. Applications of Ferrocenium Salts in Organic Synthesis
  25. Stereoselective domino conjugate addition of Grignard reagents to lactones followed by reaction with activated alkenes catalyzed by ferrocenyl carbene ligands
  26. Enantioselective addition of oxazolones to N-protected imines catalysed by chiral thioureas
  27. Organocatalytic oxa-Diels–Alder reaction of α,β-unsaturated ketones under non-classical conditions
  28. Assessment of non-standard reaction conditions for asymmetric 1,3-dipolar organocatalytic cycloaddition of nitrone with α,β-unsaturated aldehydes
  29. Bioactive Carbocyclic Nucleoside Analogues - Syntheses and Properties of Entecavir
  30. Computational study of diastereoselective ortho-lithiations of chiral ferrocenes
  31. Enantioselective C–C and C–heteroatom bond forming reactions using chiral ferrocene catalysts
  32. Higher enantioselectivities in thiourea-catalyzed Michael additions under solvent-free conditions
  33. Organocatalytic SOMO reactions of copper(I)-acetylide and alkylindium compounds with aldehydes
  34. Ferrocene phosphane-heteroatom/carbon bidentate ligands in asymmetric catalysis
  35. Asymmetric organocatalytic SOMO reactions of enol silanes and silyl ketene (thio)acetals
  36. Enantioselective Michael additions of aldehydes to nitroalkenes catalyzed with ionically tagged organocatalyst
  37. Ferrocene phosphane–carbene ligands in Cu-catalyzed enantioselective 1,4-additions of Grignard reagents to α,β-unsaturated carbonyl compounds
  38. Asymmetric Mannich reactions catalyzed by proline and 4-hydroxyproline derived organocatalysts in the presence of water
  39. Asymmetric Copper‐catalyzed 1,4‐Additions and Allylic Substitutions with Nucleophiles Formed by the Hydrometalation of Alkenes
  40. Enantioselective Michael addition of 1,3-dicarbonyl compounds to a nitroalkene catalyzed by chiral squaramides – a key step in the synthesis of pregabalin
  41. Diastereoselective copper-catalysed 1,4-addition of Grignard reagents to N-enoyl oxazolidinones
  42. Methyltrioxorhenium-catalysed oxidation of secondary amines to nitrones in ionic liquids
  43. Professor Dr. Štefan Toma—excellent scientist and teacher—celebrates his 75th birthday
  44. Enantioselective Michael Addition of the 2‐(1‐Ethylpropoxy)acetaldehyde to N‐[(1Z)‐2‐Nitroethenyl]acetamide – Optimization of the Key Step in the Organocatalytic Oseltamivir Synthesis
  45. Explanation of Different Regioselectivities in the ortho‐Lithiation of Ferrocenyl(phenyl)methanamines
  46. Domino Reactions Initiated by Enantioselective Cu‐Catalyzed Conjugate Addition
  47. TADDOL‐Based Phosphane–Phosphite Ligands in Enantioselective Cu‐Catalyzed Grignard 1,4‐Additions Followed by Mannich‐Type Alkylations
  48. Thiol-Free Synthesis of Oseltamivir and Its Analogues via Organocatalytic Michael Additions of Oxyacetaldehydes to 2-Acylaminonitroalkenes
  49. Organocatalyst Efficiency in the Michael Additions of Aldehydes to Nitroalkenes in Water and in a Ball‐Mill
  50. Ionic Liquids as (Co‐)Solvents and Co‐Catalysts for Organocatalytic Reactions
  51. Enantioselective One-Pot Conjugate Addition of Grignard Reagents to Cyclic Enones Followed by Amidomethylation
  52. Ionically-tagged Transition Metal Catalysts
  53. Diastereoselective Mannich Reaction of Chiral Enolates Formed by Enantioselective Conjugate Addition of Grignard Reagents
  54. [5]Ferrocenophanene–Phosphane Ligands for Enantioselective Rh‐Catalyzed Conjugate Additions
  55. Organocatalytic Reactions Under Unusual Conditions
  56. Diastereoselective ortho-lithiation of [5]ferrocenophanes
  57. Synthesis of aryl(ferrocenyl)methanols via an enantioselective addition of arylboronic acids
  58. Pd-catalysed conjugate addition of arylboronic acids to α,β-unsaturated ketones under microwave irradiation
  59. Enantioselective Organocatalytic Michael Additions of Oxyacetaldehydes to Nitroolefins
  60. Enantioselective One‐Pot Conjugate Addition of Grignard Reagents Followed by a Mannich Reaction
  61. Asymmetric allylic substitutions on symmetrical and non-symmetrical substrates using [5]ferrocenophane ligands
  62. Asymmetric Mannich reaction catalyzed by N-arylsulfonyl-l-proline amides
  63. Asymmetric organocatalyzed Michael addition of aldehydes to β-nitrostyrene in ionic liquids
  64. Imidazolium-tagged ferrocenyl diphosphanes in allylic substitution with heteroatom nucleophiles
  65. Influence of structural changes in ferrocene phosphane aminophosphane ligands on their catalytic activity
  66. Are Ionic Liquids Suitable Media for Organocatalytic Reactions?
  67. Benzyl Isopropoxymethyl Carbamate – An Aminomethylating Reagent for Mannich Reactions of Titanium Enolates
  68. [3]Ferrocenophane Ligands with an Inserted Methylene Group
  69. Enantioselective reductions of [m] ferrocenophanones
  70. Catalysts with ionic tag and their use in ionic liquids
  71. Copper‐Catalyzed Enantioselective Conjugate Addition of Organometallic Reagents to Acyclic Dienones
  72. [5]Ferrocenophane based ligands for stereoselective Rh-catalyzed hydrogenation and Cu-catalyzed Michael addition
  73. Imidazolium-Tagged Ferrocene Ligands
  74. New [5]ferrocenophane diphosphine ligands for Pd-catalyzed allylic substitution
  75. Synthesis, and Helix or Hairpin-Turn Secondary Structures of ‘Mixed’α/β-Peptides Consisting of Residues with Proteinogenic Side Chains and of 2-Amino-2-methylpropanoic Acid (Aib)
  76. The Proteolytic Stability of ‘Designed’β-Peptides Containingα-Peptide-Bond Mimics and of Mixedα,β-Peptides: Application to the Construction of MHC-Binding Peptides
  77. β2-Amino Acids with Proteinogenic Side Chains and Corresponding Peptides: Synthesis, Secondary Structure, and Biological Activity
  78. Catalytic enantioselective conjugate addition of dialkylzinc reagents to N-substituted-2,3-dehydro-4-piperidones
  79. How we drifted into peptide chemistry and where we have arrived at
  80. Preparation of (S,S)‐Fmoc‐β2hIle‐OH, (S)‐Fmoc‐β2hMet‐OH, and (S)‐Fmoc‐β2hTyr(tBu)‐OH for Solid‐Phase Syntheses of β2‐ and β
  81. Enantioselective Preparation of 2‐Aminomethyl Carboxylic Acid Derivatives: Solving the β2‐Amino Acid Problem with the Chiral Auxiliary 4‐Isopropyl‐5,5‐diphenyloxazolidin‐2‐one (DIOZ). Preliminary Communication
  82. Synthesis of Substituted (Rp)-2-Aminomethyl-1-[(S)-4-isopropyloxazolin-2-yl]ferrocenes
  83. Derivatives of (S)-{[2-(Methoxymethyl)pyrrolidin-1-yl]methyl}ferrocene - New Planar Chiral Ligands