Search Results41-60 of  136

  • 広田 耕作 ID: 9000403933815

    Articles in CiNii:1

    • Cycloaddition Reaction of 5-Formyl-1,3,6-trimethyluracil with Aldehydes. New Synthetic Approach to Pyrano[4,3-d]pyrimidines (1982)
  • 広田 耕作 ID: 9000403933827

    Articles in CiNii:1

    • A Novel Ring Transformation of 5-Nitrouracils into 5-Carbamoylurails via the Retro-Michael Reaction (1982)
  • 広田 耕作 ID: 9000403933836

    Articles in CiNii:1

    • Novel C-C Bond Formation at the 5-Position of Uracils.Facile Synthesis of 5-Methoxycarbonylmethyluridine and 5-Carbamoyhnethyluridine, Minor Component Nucleosides derived from transfer Ribonuclease (1982)
  • 広田 耕作 ID: 9000403934306

    Articles in CiNii:1

    • A Facil Synthesis of 7-Hydroxy-9-deazaxanthines (1983)
  • 広田 耕作 ID: 9000403934321

    Articles in CiNii:1

    • Pyrimidine Derivatives and Related Compounds.XLIV. Thermolysis of 6-Azido-1,3-dimethyluracil to a Pyrimido[5,4-g]pteridine Derivative (1983)
  • 広田 耕作 ID: 9000403934334

    Articles in CiNii:1

    • Pyrimidine Derivatives and Related Compounds.XLIII. : Studies on the Mechanism of the Ring Transfomation of 6-Chloro-1,3-oxazine-2,4-diones to Barbituric Acids (1983)
  • 広田 耕作 ID: 9000403934342

    Articles in CiNii:1

    • Pyrimidine Derivatives and Related Compounds.Part 41. : Reactions of 1,3,6-Trimethyl-5-nitrouracil and its 6-Bromomethyl Analogue with Amines and Hydrazines.Synthesis of Pyrazolo[4,3-d]pyrimidine N-Oxides and their Ring Expansion to Pyrimido[5,4-d]pyrimidines (1983)
  • 広田 耕作 ID: 9000403934355

    Articles in CiNii:1

    • Pyrimidine Derivatives and Related Compounds.Part 42. : Isolation of the Intermediates in the Ring Transformation of 1,3-Oxazine-2,4-diones into Pyrimidines and Pyrazoles, and their Struc-ture Determination by ^<15>N Nuclear Magnetic Resonance Analysis (1983)
  • 広田 耕作 ID: 9000403934363

    Articles in CiNii:1

    • Double Ring-transformation of Uracils to Pyrazolones via Hydantoin Ring System (1983)
  • 広田 耕作 ID: 9000403935535

    Articles in CiNii:1

    • A Direct Synthesis of 2', 5'-Dihaol-2', 5'-dideoxyuridines from Uridine Derivatives (1984)
  • 広田 耕作 ID: 9000403935568

    Articles in CiNii:1

    • Facile Homolytic Substitution of N(6)-Benzoyladenosines (1984)
  • 広田 耕作 ID: 9000403935579

    Articles in CiNii:1

    • A New Method fr the Preparation of 7,9-Disubstituted 8-Oxoadenines (1984)
  • 広田 耕作 ID: 9000403935591

    Articles in CiNii:1

    • Studies Related to β-Lactam Antibiotics. Part 8. : A Facile Acid-catalyzed Ring Transformation of 1-Dethia-1-oxa-5-epiisoanhydropenicillins into Oxazolinones (1984)
  • 広田 耕作 ID: 9000403935604

    Articles in CiNii:1

    • Novel Propellane Type Adducts of 3-Methyl-10-thiaisoalloxazine (1984)
  • 広田 耕作 ID: 9000403935616

    Articles in CiNii:1

    • Pyrimidine Derivatives and Related Compounds.Part 45. : Synthesis of 4-Allophanoylpyrazoles via a Pyrimidine-to-pyrazole Ring Transformation (1984)
  • 広田 耕作 ID: 9000403935632

    Articles in CiNii:1

    • Reactions of 5-Bromouracils as Electron Acceptors , Reductine Debromination Involving an Initial Eletron Transfer Process (1984)
  • 広田 耕作 ID: 9000403935641

    Articles in CiNii:1

    • Reductive Debromination of 5-Bromouracils by 1-Benzyl-1,4-dihydronicotinamides (1984)
  • 広田 耕作 ID: 9000403935649

    Articles in CiNii:1

    • Pyrimidine Derivatives and Related Compounds.XLVI. : Thermal and Photochemical Transformation of 5-Substituted 6-Azido-1,3-dimethyluracils into Fused Pyrimidines such as Isoxazolo[3,4-d]-pyrimidines, Pyrazolo[3,4-d] pyrimidines, and Pyrimido[4,5-d]-[1,2,3]triazine (1984)
  • 広田 耕作 ID: 9000403935669

    Articles in CiNii:1

    • Studies Related to β-Lactam Antibiotics.IX. : Alcoholysis of a 4-0xa-1-azabicyclo[3,2,0]heptane-3,7-dione (1984)
  • 広田 耕作 ID: 9000403937230

    Articles in CiNii:1

    • Reaction of 10-Thiaisoalloxazine with Primary and Secondary Alcohols (1985)
Page Top