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← Koichiro Oshima

Papers by Koichiro Oshima

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  1. Nickel-Catalyzed Borylative Ring-Opening Reaction of Vinylcyclopropanes with Bis(pinacolato)diboron Yielding Allylic BoronatesOrganic Letters · 2008
  2. Cobalt-Catalyzed Regioselective Dehydrohalogenation of Alkyl Halides with Dimethylphenylsilylmethylmagnesium ChlorideJournal of the American Chemical Society · 2008
  3. ChemInform Abstract: Regio‐ and Stereoselective Additions of Diphenyldithiophosphinic Acid to N‐(1‐Alkynyl)amides and 1‐Alkynyl Sulfides.ChemInform · 2008
  4. Synthesis of Aryliron Complexes by Palladium-Catalyzed Transmetalation between [CpFe(CO)2I] and Aryl Grignard Reagents and Their Chemistry Directed toward Organic SynthesisOrganometallics · 2008
  5. Silver‐Catalyzed Transmetalation between Chlorosilanes and Aryl and Alkenyl Grignard Reagents for the Synthesis of TetraorganosilanesAngewandte Chemie · 2008
  6. Silver‐Catalyzed Transmetalation between Chlorosilanes and Aryl and Alkenyl Grignard Reagents for the Synthesis of TetraorganosilanesAngewandte Chemie International Edition · 2008
  7. Synthesis of Bulky Arylphosphanes by Rhodium‐Catalyzed Formal [2+2+2] Cycloaddition Reaction and Their Use as LigandsChemistry - An Asian Journal · 2008
  8. Extended Pummerer Reaction of Arylketene Dithioacetal Monoxides with Aromatic Compounds by Means of Trifluoromethanesulfonic AnhydrideChemistry Letters · 2008
  9. Regio- and Stereoselective Hydroamidation of 1-Alkynylphosphine Sulfides Catalyzed by Cesium BaseOrganic Letters · 2008
  10. Nickel-Catalyzed Carboxylation of Organozinc Reagents with CO₂Organic Letters · 2008
  11. ChemInform Abstract: Regio‐ and Stereoselective Hydrothiolation Reactions of Ynamides with Diphenyldithiophosphinic Acid: Straightforward Synthesis of Ketene N,S‐Acetal Derivatives.ChemInform · 2008
  12. Copper-Catalyzed Reaction of Alkyl Halides with Cyclopentadienylmagnesium ReagentOrganic Letters · 2008
  13. Palladium-Catalyzed Formal Cycloaddition of Silacyclobutanes with Enones: Synthesis of Eight-Membered Cyclic Silyl EnolatesOrganic Letters · 2008
  14. Regio- and Stereoselective Additions of Diphenyldithiophosphinic Acid to N-(1-Alkynyl)amides and 1-Alkynyl SulfidesBulletin of the Chemical Society of Japan · 2008
  15. Rhodium-Catalyzed Reaction of 1-Alkynylphosphines with Water Yielding (E)-1-Alkenylphosphine OxidesBulletin of the Chemical Society of Japan · 2008
  16. Nickel-Catalyzed Allylation of Allyl Carbonates with Homoallyl Alcohols via Retro-Allylation Providing 1,5-HexadienesOrganic Letters · 2008
  17. Synthesis of Arylallenes by Palladium-Catalyzed Retro-Propargylation of Homopropargyl AlcoholsJournal of the American Chemical Society · 2008
  18. Silylcupration and Copper-Catalyzed Carbomagnesiation of Ynamides: Application to Aza-Claisen RearrangementBulletin of the Chemical Society of Japan · 2008
  19. Vanadium-Catalyzed Cross-Coupling Reactions of Alkyl Halides with Aryl Grignard ReagentsBulletin of the Chemical Society of Japan · 2008
  20. Nickel-catalysed reactions with trialkylboranes and silacyclobutanesChemical Communications · 2008
  21. Highly Selective Synthetic Reactions by the Combined Use of Organometallic Reagents and Radical SpeciesBulletin of the Chemical Society of Japan · 2008
  22. 2-Alkylidene-1,3-dithiane Monoxides as Activated Alkenes in Rhodium-Catalyzed Addition Reaction of Arylboronic AcidsHeterocycles · 2008
  23. Regio- and Stereoselective Hydrothiolation Reactions of Ynamides with Diphenyldithiophosphinic Acid: Straightforward Synthesis of Ketene N,S-Acetal DerivativesChemistry Letters · 2007
  24. Rhodium‐Catalyzed Allylation of Aldehydes with Homoallylic Alcohols by Retroallylation and Isomerization to Saturated Ketones with Conventional or Microwave HeatingChemistry - An Asian Journal · 2007
  25. Synthesis of Benzo[b]thiophenes by Cyclization of Arylketene Dithioacetal Monoxides under Pummerer-like ConditionsOrganic Letters · 2007
  26. Nickel-Catalyzed β-Boration of α,β-Unsaturated Esters and Amides with Bis(pinacolato)diboronOrganic Letters · 2007
  27. Efficient Aerobic Oxidation of Phosphines, Phosphites, and Sulfides by Using TrialkylboraneBulletin of the Chemical Society of Japan · 2007
  28. O‐Alkyl S‐3,3‐Dimethyl‐2‐oxobutyl Dithiocarbonates as Versatile Sulfur‐Transfer Agents in Radical C(sp3)H FunctionalizationChemistry - An Asian Journal · 2007
  29. Microwave‐Assisted Palladium‐Catalyzed Direct Arylation of 1,4‐Disubstituted 1,2,3‐Triazoles with Aryl ChloridesChemistry - An Asian Journal · 2007
  30. Synthesis of (Arylalkenyl)silanes by Palladium-Catalyzed Regiospecific and Stereoselective Allyl Transfer from Silyl-Substituted Homoallyl Alcohols to Aryl HalidesJournal of the American Chemical Society · 2007
  31. Nickel-catalyzed Carbometalation Reactions of [2-(1-Propynyl)phenyl]methanol with 1-Alkenylmagnesium ReagentsChemistry Letters · 2007
  32. Transformations of N‐Allyl‐N‐(phenylethynyl)arenesulfonamides into 2,2‐Disubstituted 4‐Pentenenitriles Through Aza‐Claisen Rearrangement that Follows Carbomagnesiation.ChemInform · 2007
  33. Palladium-Catalyzed Direct Arylation of Aryl(azaaryl)methanes with Aryl Halides Providing TriarylmethanesOrganic Letters · 2007
  34. Synthesis of Bulky Phosphines by Rhodium-Catalyzed Formal [2 + 2 + 2] Cycloaddition Reactions of Tethered Diynes with 1-Alkynylphosphine SulfidesJournal of the American Chemical Society · 2007
  35. Nickel-Catalyzed Regio- and Stereoselective Silylation of Terminal Alkenes with Silacyclobutanes:  Facile Access to Vinylsilanes from AlkenesJournal of the American Chemical Society · 2007
  36. Carbocupration of 1-Alkynylphosphines Followed by Trapping with ElectrophilesOrganic Letters · 2007
  37. Pd(OAc)₂/P(cC₆H₁₁)₃-Catalyzed Allylation of Aryl Halides with Homoallyl Alcohols via Retro-AllylationJournal of the American Chemical Society · 2007
  38. N-Heterocyclic Carbene Ligands in Cobalt-Catalyzed Sequential Cyclization/Cross-Coupling Reactions of 6-Halo-1-hexene Derivatives with Grignard ReagentsOrganic Letters · 2007
  39. Nickel-Catalyzed 1,4-Addition of Trialkylboranes to α,β-Unsaturated Esters: Dramatic Enhancement by Addition of MethanolOrganic Letters · 2007
  40. Copper-Catalyzed anti-Hydrophosphination Reaction of 1-Alkynylphosphines with Diphenylphosphine Providing (Z)-1,2-Diphosphino-1-alkenesJournal of the American Chemical Society · 2007
  41. Chromium-Catalyzed Arylmagnesiation of AlkynesOrganic Letters · 2007
  42. Palladium‐Catalyzed 2‐Pyridylmethyl Transfer from 2‐(2‐Pyridyl)ethanol Derivatives to Organic Halides by Chelation‐Assisted Cleavage of Unstrained CC BondsAngewandte Chemie International Edition · 2007
  43. Palladium‐Catalyzed 2‐Pyridylmethyl Transfer from 2‐(2‐Pyridyl)ethanol Derivatives to Organic Halides by Chelation‐Assisted Cleavage of Unstrained CC BondsAngewandte Chemie · 2007
  44. Palladium-Catalyzed anti-Hydrothiolation of 1-AlkynylphosphinesOrganic Letters · 2007
  45. Transformations of N-Allyl-N-(phenylethynyl)arenesulfonamides into 2,2-Disubstituted 4-Pentenenitriles through Aza-Claisen Rearrangement that Follows CarbomagnesiationChemistry Letters · 2006
  46. Cobalt-Catalyzed Allylzincations of Internal AlkynesBulletin of the Chemical Society of Japan · 2006
  47. Isomerization of Alkynes to 1,3-Dienes under Rhodium or Palladium CatalysisSynlett · 2006
  48. Cobalt-Mediated Cross-Coupling Reactions of Primary and Secondary Alkyl Halides with 1-(Trimethylsilyl)ethenyl- and 2-Trimethylsilylethynylmagnesium ReagentsOrganic Letters · 2006
  49. Cobalt-Catalyzed Trimethylsilylmethylmagnesium-Promoted Radical Alkenylation of Alkyl Halides:  A Complement to the Heck ReactionJournal of the American Chemical Society · 2006
  50. Rhodium-Catalyzed Allyl Transfer from Homoallyl Alcohols to Aldehydes via Retro-Allylation Followed by Isomerization into KetonesOrganic Letters · 2006