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Syntheses of Natural Radical Scavengers and Studies on their Functions

Research Project

Project/Area Number 08680640
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Bioorganic chemistry
Research InstitutionKinki University

Principal Investigator

KAMIKAWA Tadao  Kinki University Department of Chemistry Professor, 理工学部, 教授 (40047006)

Project Period (FY) 1996 – 1997
Project Status Completed (Fiscal Year 1997)
Budget Amount *help
¥2,100,000 (Direct Cost: ¥2,100,000)
Fiscal Year 1997: ¥500,000 (Direct Cost: ¥500,000)
Fiscal Year 1996: ¥1,600,000 (Direct Cost: ¥1,600,000)
KeywordsSynthesis / Radical Scavenger / Stealthin A / Stealthin C / 合成 / StealthinA / StealthinC / benzo[b]fluoren-10-one
Research Abstract

Free radicals such as ROO can react at random by hydrogen abstraction and a variety of reactions to damage proteins, lipids and vitamins. Many diseases, such as atherosclerosis, inflammation and Perkinson's disease have been proven to be caused by oxygen-derived free radicals.
In this study, we succeeded the efficient synthesis of O^4, O^9-dimethylstealthin A and C,methylated derivatives of potent radical scavengers produced by Streptomyces viridochromogenes, using Suzuki coupling reaction as a key step. This work offers new, rather stable and useful compounds for studying free radical scavenging actions.

Report

(3 results)
  • 1997 Annual Research Report   Final Research Report Summary
  • 1996 Annual Research Report
  • Research Products

    (19 results)

All Other

All Publications (19 results)

  • [Publications] T.Kamikawa: "SRS-A Antagonist Pyranoquinone Alkaloids from East African Fagara Plants and their Synthesis" Bioorganic & Medicinal Chem.4. 1317-1320 (1996)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] Y.Yamagiwa: "Synthesis of Imidazole-Containing Ligands and Studies on Metal Complexes" Bull.Chem.Soc.Japan. 69. 3317-3323 (1996)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] L.P.Wu: "Synthesis and structure of a three-dimensional coper (II) coordination polymer with 1,2-bis (imidazol-1'-yl) ethane" Inorganica Chim.Acta. 258. 155-159 (1997)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] H.Koyama: "Total Synthesis of O^<4,9>-Daimethyl Stealthins A and C" Tetrahedron Lett.38. 3973-3976 (1997)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] Y.Fukuyama: "Synthesis of Cytotoxic Maesaquinone Bearing a 2,5-Dihydroxy-6-methyl-1,4-benzoquinone Nucleus" Tetrahedron. 53. 16969-16976 (1997)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] H.Koyama: "Total Syntheses of O^4,O^9-Dimethylstealthins A and C" J.Chem.Soc.Perkin Trans 1. 203-209 (1998)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] T.Kamikawa et al.: "SRS-A Antagonist Pyranoquinone Alkaloids from East African Fagara Plants and their Synthesis" Bioorganic & Medical Chem. 4(8). 1317-1320 (1996)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] Y.Yamagiwa et al.: "Synthesis of Imidazole-Containing Ligands and Studies on Metal Complexes" Bull.Chem.Soc.Japan. 69(11). 3317-3323 (1996)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] L.P.Wu et al.: "Synthesis and structure of a three-dimensional copper (II) coordination polymer with 1,2-bis (imidazol-1'-yl) ethane" Inorganica Chim.Acta. 258(1). 1550-159 (1997)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] H.Koyama and T.Kamikawa: "Total Synthesis of O^<4,9>-Dimethyl Stealthins A and C" Tetrahedron. 38(22). 3973-3976 (1997)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] Y.Fukuyama et al.: "Synthesis of Cytotoxic Maesaquinone Bearing a 2,5-Dihydroxy-6-methyl-1,4-benzo-quinone Nucleus" Tetrahedron. 53(50). 16969-16976 (1997)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] H.Koyama and T.Kamikawa: "Total Syntheses of O^4, O^9-Dimethylstealthins A and C" J.Chem.Soc., Perkin Trans. 1, (2). 203-209 (1998)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] L.P.Wu, et al.: "Synthesis and structure of a three-dimensional copper(II) coordination polymer with 1,2-bis(imidazol-1'-yl)ethane" Inorganica Chim.Acta. 258(1). 155-159 (1997)

    • Related Report
      1997 Annual Research Report
  • [Publications] H.Koyama and T.Kamikawa: "Total Synthesis of O^<4,9>-Dimethyl Stealthins A and C" Tetrahedron Lett.38(22). 3973-3976 (1997)

    • Related Report
      1997 Annual Research Report
  • [Publications] Y.Fukuyama, et al.: "Synthesis of Cytotoxic Maesaquinone Bearing a 2,5-Dihydroxy-6-methyl-1,4-benzoquinone Nucleus" Tetrahedron. 53(50). 16969-16976 (1997)

    • Related Report
      1997 Annual Research Report
  • [Publications] H.Koyama and T.Kamikawa: "Total Syntheses of O^4,O^9-Dimethylstealthins A and C" J.Chem.Soc.,Perkin Trans 1. (2). 203-209 (1998)

    • Related Report
      1997 Annual Research Report
  • [Publications] I.Kubo,T.Kamikawa et al.: "Absolute Stereochemistry of Tanabalin,an Insect Antifeedant Clerodanefrom Tanacetum balsamita" Chemistry Letters. 6. 441-442 (1996)

    • Related Report
      1996 Annual Research Report
  • [Publications] T.Kamikawa et al.: "SRS-A Antagonist Pyranoquinone Alkaloids fro East African Fagara Plants and their Synthesis" Bioorganic & Medicinal Chemistry. 4・8. 1317-1320 (1996)

    • Related Report
      1996 Annual Research Report
  • [Publications] Y.Yamagiwa,T.Kamikawa et al.: "Synthesis of Imidazole-Containing Ligands and Studies on Metal Complexes" Bull.Chem.Soc.Japan. 69・11. 3317-3323 (1996)

    • Related Report
      1996 Annual Research Report

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Published: 1996-04-01   Modified: 2016-04-21  

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