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1998 Fiscal Year Final Research Report Summary

Total Synthesis of Complex Natural Products

Research Project

Project/Area Number 08245103
Research Category

Grant-in-Aid for Scientific Research on Priority Areas

Allocation TypeSingle-year Grants
Research InstitutionThe Kitasato Institute (1998)
Tokyo Institute of Technology (1996-1997)

Principal Investigator

KUWAJIMA Isao  The Kitasato Institute, Research Director, 生物機能研究所, 部長 (50016086)

Co-Investigator(Kenkyū-buntansha) KOBAYASHI Susumu  Science University of Tokyo, Department of Pharmaceutical Sciences, Professor, 薬学部, 教授 (70101102)
KITAHARA Takeshi  University of Tokyo, Graduate School of Agricultural and Life Sciences, Professor, 大学院・農学生命科学研究科, 教授 (40087573)
OHFUNE Yasufumi  Osaka City University, Faculty of Sciences, Professor, 理学部, 教授 (20142078)
MURAI Akio  Hokkaido University, Graduate School of Science, Professor, 大学院・理学研究科, 教授 (20000838)
SUZUKI Keisuke  Tokyo Institute of Technology, Graduate School of Science and Engineering, Professor, 大学院・理工学研究科, 教授 (90162940)
Project Period (FY) 1996 – 1998
KeywordsComplex Natural Products / Taxusin / Taxol / Radicicol / Pironectin / Furaquinocine / Polycavernoside / Enantioselective Total Synthesis
Research Abstract

Total syntheses of complex natural products have been studied in this research group. During this investigation, taxane diterpene was one of major synthetic targets, and enantioselective total syntheses of (+)-taxusin and (-)-taxol have been efficiently achieved based on the B ring cyclization methodology of AC fragment.
Other representative natural products synthesized during this research period are radicicol, pironectin, tanabalin, furaquinocine, and polycavernoside.
Synthtic studies on α,α-disubstituted α-amino acid sub-structure, zoanthamine/nor-zoanthamine alkaloids, and ravidomycin were also developed.

  • Research Products

    (12 results)

All Other

All Publications (12 results)

  • [Publications] 桑嶋功: "Enantioselective Total Synthesis of Taxol"J.Am. Chem.Soc.. 120・49. 12980-12981 (1998)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] 桑嶋功: "Enantioselective Total Synthesis of (+)-Taxusin"J.Am. Chem.Soc.. 121(印刷中). (1999)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] 北原武: "Total Synthesis of (-)-Pironectin"Tetrahedron Lett. 39・45. 8313-8316 (1998)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] 小林進: "Synthetic Studies on Zoanthamine/Norzoanthamine Alkaloids : Construction of the Heterocyclic Aminal Core (CDEFG Ring)"Tetrahedron Lett. 39・34. 6241-6244 (1998)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] 鈴木啓介: "Total Synthesis of the Furaquinocins"J.Am. Chem.Soc.. 120・45. 11633-11644 (1998)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] 村井章夫: "Total Synthesis and Absolute Configuration of Polycavernoside A"J.Am. Chem.Soc.. 120・41. 10770-10771 (1998)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] I. Kuwajima: "Enantioselective Total Synthesis of Taxol"J. Am. Chem. Soc.. 120, No.49. 12980-12981 (1998)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] I. Kuwajima: "Enantioselective Total Synthesis of (+)-Taxusin"J. Am. Chem. Soc.. 121, No.13. 3072-3082 (1999)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] T. Kitahara: "Total Synthesis of (-)-Pironectin"Tetrahedron Lett.. 39, No.45. 8313-8316 (1998)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] S. Kobayashi: "Synthetic Studies on Zoanthamine/Norzoanthamine Alkaloids : Construction of the Heterocyclic Aminal Core (CDEFG Ring)"Tetrahedron Lett.. 39, No.34. 6241-6244 (1998)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] K. Suzuki: "Total Synthesis of Furaquinocins"J. Am. Chem. Soc.. 120, No.45. 11633-11644 (1998)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] A. Murai: "Total Synthesis and Absolute Configuration of Polycavernoside A"J. Am. Chem. Soc.. 120, No.41. 10770-10771 (1998)

    • Description
      「研究成果報告書概要(欧文)」より

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Published: 2001-10-23  

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