All Stories

  1. Strategies for the Synthesis of 19-nor-Vitamin D Analogs
  2. Novel 1′-homo-N-2′-deoxy-α-nucleosides: synthesis, characterization and biological activity
  3. Enzymatic Desymmetrization of 19-nor -Vitamin D3 A-Ring Synthon Precursor: Synthesis, Structure Elucidation, and Biological Activity of 1α,25-Dihydroxy-3-epi -19-nor -vitamin D3 and 1β,25-Dihydroxy-19-nor -vitamin D3
  4. A-Ring-Modified 2-Hydroxyethylidene Previtamin D3 Analogues: Synthesis and Biological Evaluation
  5. The impact of an extended nucleobase-2′-deoxyribose linker in the biophysical and biological properties of oligonucleotides
  6. Short and Efficient Chemoenzymatic Syntheses of non-Natural (−)-Muscarine and (+)-allo-Muscarine from Cyano-Sugar Precursors Catalyzed by ImmobilizedBurkholderia cepaciaLipase
  7. Preparation of ORMOSIL nanoparticles conjugated with vitamin D3analogues and their biological evaluation
  8. Process Development of Biocatalytic Regioselective 5′-O-Levulinylation of 2′-Deoxynucleosides
  9. Whole-cell biotransformation with recombinant cytochrome P450 for the selective oxidation of Grundmann’s ketone
  10. Biocatalysis: green processes for the preparation of protected nucleosides
  11. Synthesis of vitamin D3 analogues with A-ring modifications to directly measure vitamin D levels in biological samples
  12. Biocatalytic Methodologies for Selective Modified Nucleosides
  13. Synthesis, evaluation of anti-HIV-1 and anti-HCV activity of novel 2′,3′-dideoxy-2′,2′-difluoro-4′-azanucleosides
  14. CAL-B-Catalyzed Acylation of Nucleosides and Role of the Sugar Conformation: An Improved Understanding of the Enzyme-Substrate Recognition
  15. Design and Divergent Synthesis of Aza Nucleosides from a Chiral Imino Sugar
  16. An expedient biocatalytic procedure for abasic site precursors useful in oligonucleotide synthesis
  17. Chemoenzymatic Syntheses and Anti-HIV-1 Activity of Glucose−Nucleoside Conjugates as Prodrugs
  18. Enzymatic Parallel Kinetic Resolution of Mixtures ofd/l2′-Deoxy and Ribonucleosides: An Approach for the Isolation of β-l-Nucleosides†
  19. Synthesis of81Br-Labeled Polybrominated Diphenyl Ethers and Their Characterization Using GC(EI)MS and GC(ICP)MS
  20. Chemoenzymatic Synthesis of 3′-O-Acetal-Protected 2′-Deoxynucleosides as Building Blocks for Nucleic Acid Chemistry
  21. Synthesis, Conformational Analysis, and Biological Evaluation of 19-nor-Vitamin D3Analogues with A-Ring Modifications
  22. Improved Synthesis and Isolation of 2′-O-Methyladenosine: Effective and Scalable Enzymatic Separation of 2′/3′-O-Methyladenosine Regioisomers
  23. Synthesis and anti-HIV activity of conformationally restricted bicyclic hexahydroisobenzofuran nucleoside analogs
  24. Synthesis and biological activity of previtamin D3 analogues with A-ring modifications
  25. Novel and Efficient Chemoenzymatic Synthesis ofD-Glucose 6-Phosphate and Molecular Modeling Studies on the Selective Biocatalysis
  26. Synthesis and biological evaluation of new 6-s-cis locked 1,2,25-trihydroxyprevitamin D3 analogues
  27. Enzymatic resolution of hindered cyanohydrins, key precursors of muscarinic receptor antagonists
  28. New Concept for the Separation of an Anomeric Mixture of α/β-d-Nucleosides through Regioselective Enzymatic Acylation or Hydrolysis Processes
  29. Novel A-ring homodimeric C-3-carbamate analogues of 1α,25-dihydroxyvitamin D3: Synthesis and preliminary biological evaluation
  30. Novel and Efficient Syntheses of (−)-Methyl 4-epi-Shikimate and 4,5-Epoxy-Quinic and -Shikimic Acid Derivatives as Key Precursors to Prepare New Analogues
  31. Influence of intramolecular hydrogen bonds in the enzyme-catalyzed regioselective acylation of quinic and shikimic acid derivatives
  32. Novel Chemoenzymatic Protocol for the Synthesis of 3‘-O-Dimethoxytrityl-2‘-deoxynucleoside Derivatives as Building Blocks for Oligonucleotide Synthesis
  33. Remote Interactions Explain the Unusual Regioselectivity of Lipase from Pseudomonas cepacia toward the Secondary Hydroxyl of 2′-Deoxynucleosides
  34. Versatile synthesis and biological evaluation of 1,3-diamino-substituted 1α,25-dihydroxyvitamin D3 analogues
  35. Novel and efficient regioselective enzymatic approach to 3′-, 5′- and 3′,5′-di-O-crotonyl 2′-deoxynucleoside derivatives
  36. An Inverse Substrate Orientation for the Regioselective Acylation of 3′,5′-Diaminonucleosides Catalyzed by Candida antarctica lipase B?
  37. Chemoenzymatic Syntheses of Homo‐ and Heterodimers of AZT and d4T, and Evaluation of Their Anti‐HIV Activity
  38. Chemoenzymatic synthesis and biological evaluation of C-3 carbamate analogues of 1α,25-dihydroxyvitamin D3
  39. Regioselective Enzymatic Acylation of β-l-2‘-Deoxynucleosides:  Application in Resolution of β-d/l-2‘-Deoxynucleosides
  40. Regioselective enzymatic syntheses of C-3 and C-5 carbonate A-ring stereoisomeric precursors of vitamin D
  41. First Regioselective Enzymatic Alkoxycarbonylation of Primary Amines. Synthesis of Novel 5‘- and 3‘-Carbamates of Pyrimidine 3‘,5‘-Diaminonucleoside Derivatives Including BVDU Analogues
  42. A mild, efficient and regioselective enzymatic procedure for 5′-O-benzoylation of 2′-deoxynucleosides
  43. Novel enzymatic synthesis of levulinyl protected nucleosides useful for solution phase synthesis of oligonucleotides
  44. Synthesis, Protonation Behavior, Conformational Analysis, and Regioselective Enzymatic Acylation of the Novel Diamino Analogue of (E)-5-(2-Bromovinyl)-2′-deoxyuridine (BVDU)
  45. Synthesis and Antiviral Activity Assay of Novel (E)-3′,5′-Diamino-5-(2-bromovinyl)-2′,3′,5′-trideoxyuridine
  46. Direct Regioselective Enzymatic Acylation of Nucleosides: Building-Blocks for the Solution Phase Synthesis of Oligonucleotides
  47. Novel and efficient syntheses of 3′,5′-diamino derivatives of 2′,3′,5′-trideoxycytidine and 2′,3′,5′-trideoxyadenosine. Protonation behavior of 3′,5′-diaminonucleosides
  48. Novel Enzymatic Synthesis of 4-O-Cinnamoyl Quinic and Shikimic Acid Derivatives
  49. Efficient Synthesis of Novel 1α-Amino and 3β-Amino Analogues of 1α,25-Dihydroxyvitamin D3
  50. Clean-chemistry synthesis of biodegradable tertiary α-substituted carboxylic acids from the corresponding esters through enzymatic processes
  51. Regioselective Enzymatic Acylation of Methyl Shikimate. Influence of Acyl Chain Length and Solvent Polarity on Enzyme Specificity
  52. Building Blocks for the Solution Phase Synthesis of Oligonucleotides:  Regioselective Hydrolysis of 3‘,5‘-Di-O-levulinylnucleosides Using an Enzymatic Approach
  53. DIFFICULTIES IN THE DEPROTECTION OF 1,2-KETALS IN NUCLEOSIDES CONTAINING ALKYLIDENCARBAZOYL GROUPS
  54. Novel chiral precursors of 6-s-cis locked 1α,25-dihydroxyvitamin D3 analogues through selective enzymatic acylation
  55. Synthesis of Monoacyl A-Ring Precursors of 1α,25-Dihydroxyvitamin D3 through Selective Enzymatic Hydrolysis
  56. First Regioselective Enzymatic Acylation of Amino Groups Applied to Pyrimidine 3‘,5‘-Diaminonucleoside Derivatives. Improved Synthesis of Pyrimidine 3‘,5‘-Diamino-2‘,3‘,5‘-trideoxynucleosides
  57. CAL-B-Catalyzed Alkoxycarbonylation of A-Ring Stereoisomeric Synthons of 1α,25-Dihydroxyvitamin D3and 1α,25-Dihydroxy-19-nor-previtamin D3:  A Comparative Study. First Regioselective Chemoenzymatic Synthesis of 19-nor-A-Ring Carbonates
  58. SYNTHESIS OF NEW HOMO AND HETERODINUCLEOSIDES CONTAINING THE 2′,3′-DIDEOXYNUCLEOSIDES AZT AND D4T
  59. SYNTHESIS OF IMIDAZOYLTHIOCARBONYL INTERMEDIATES FOR THE RADICAL DEOXYGENATION OF HINDERED SECONDARY ALCOHOLS
  60. Biocatalytic Selective Modifications of Conventional Nucleosides, Carbocyclic Nucleosides, andC-Nucleosides
  61. 6-s-cisLocked Analogues of the Steroid Hormone 1α,25-Dihydroxyvitamin D3. Synthesis of Novel A-Ring Stereoisomeric 1,25-Dihydroxy-3-epi-19-nor-previtamin D3Derivatives
  62. Biocatalytic Synthesis of Steroids
  63. Chemoenzymatic Transformations in Nucleoside Chemistry
  64. Synthesis of two 6-s-cis locked stereoisomeric analogues of the steroid hormone 1α,25-dihydroxyvitamin D3: 1α,25-dihydroxy-19-nor-previtamin D3 and 1β,25-dihydroxy-19-nor-previtamin D3
  65. 1α,25-Dihydroxyvitamin D3 A-Ring Precursors:  Studies on Regioselective Enzymatic Alkoxycarbonylation Reactions of Their Stereoisomers. Chemoenzymatic Synthesis of A-Ring Synthon Carbamate Derivatives, Including Carbazates and Polyamino Carb...
  66. Synthesis of novel carbazoyl linked pyrimidine-pyrimidine and pyrimidine-purine dinucleotide analogues
  67. Chemoenzymatic Synthesis of Novel 3‘- and 5‘-Carbazoyl Nucleoside Derivatives. Regioselective Preparation of 3‘- and 5‘-Alkylidencarbazoyl Nucleosides
  68. New and efficient enantiospecific synthesis of (−)-Methyl 5-epi-shikimate and methyl 5-epi-quinate from (−)-quinic acid
  69. Synthesis of pentasubstituted pyridines. Cycloadditions of N -vinylic heterocumulenes with 1-( N , N -diethylamine)prop-1-yne
  70. Synthesis of Pentasubstituted Pyridines. IV—Structural Characterization of the Addition Products of 1-(N,N-Diethylamine)prop-1-yne toN-Vinylcarbodiimides and -ketenimines
  71. Selective Acylation of A-Ring Precursors of Vitamin D Using Enzymes in Organic Solvents
  72. Synthesis of pentasubstituted pyridines. II—NMR study of the addition products of 1-(N,N-diethylamine)prop-1-yne to methyl 2-isothiocyanato-3-phenylpropenoate
  73. A new domino synthesis of polyfunctionalized pentasubstituted pyridines
  74. Reactivity and selectivity of N-vinylic λ5-phosphazenes towards electrophiles. Synthesis of 2-aza-1,3-dienes
  75. A simple and efficient “one-pot” synthesis of 2-aza-1,3-butadienes from N-vinylic λ5phosphazenes
  76. Reaction of α-metallated N-acyl-λ5-phosphazenes with aryl cyanides
  77. An efficient and mild conditions synthesis of 2-aza-1,3-dienes fromphospha-λ5-azenes.
  78. Enzymatic Selectivity in Synthetic Methods