OHKATA Katsuo 大方勝男

… Alternative Names

大方勝男オオカタカツオ

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Researcher Number	50033882
Other IDs
External Links
Affiliation (based on the past Project Information) *help	2000 – 2004: 広島大学, 大学院・理学研究科, 教授 1999: 広島大学, 理学部, 教授 1991 – 1992: 広島大学, 理学部, 助教授 1989: 広島大学, 理学部, 助教授
Review Section/Research Field	Principal Investigator 有機化学一般 Except Principal Investigator 環境保全 / Science and Engineering
Keywords	Principal Investigator Configuration / Pyrylium Salt / Orbital Symmetry / Concerted Mechanism / Face Selectivity / Asymmetric Reaction / [4+2]Cycloaddition / Pyrone / 複素環化合物 / 不斉炭素 … More / ルイス酸触媒 / 二段階反応機構 / [4+2]型増環反応 / 4Hークロモン / クモロン / クマリン / 立体配置 / ピリリウム塩 / 軌道対称性 / 協奏反応機構 / 面選択性 / 不斉反応 / [4+2]型環化反応 / ピロン / ビスマス / アンチモン / 線形解析 / ピリミジン / 置換基効果 / 束縛回転 / 超原子価 / スルフラン … More Except Principal Investigator 細胞溶解活性 / 二枚貝 / 渦鞭毛藻 / 脂肪酸 / ガラクトース / ヘテロカプサ・サーキュラリスカーマ / 赤潮プランクトン / MALDI-MS / Heterocapsa circularisquama / Dinoflagellate / Red Tide Plankton / 糖脂質 / Ozonolysis / NMR / Heterocapsatoxin / Toxic substance / チラコイド膜 / 単純脂質 / 酸素官能基 / オゾン分解 / アセチル化 / オゾン分解物 / 核磁気共鳴スペクトル / ヘテロカプサトキシン / カキ致死活性物質 / Cytolytic Activity / Galactolipids / Sterols / Fatty Acids / Bivalves / 魚毒活性 / 殺二枚貝活性 / 培養 / 7-デヒドロコレステロール / ディノステロール / トリアシルグリセライド / 遊離脂肪酸 / ステロール / リパーゼ / リゾ体 / 二枚貝斃死 Less

TOXIC SUBSTANCES, HETEROCAPSATOXIN A AND B TOWARDS OYSTER FROM RED TIDES, HETEROCAPSA CIRCULARISQUAMA, APPREARED IN SETO INLAND SEA
- Principal Investigator
  
  HIRAGA Yoshikazu
- Project Period (FY)
  2002 – 2004
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  環境保全
- Research Institution
  HIROSHIMA UNIVERSITY
二枚貝特異的斃死を引き起こす瀬戸内海産赤潮プランクトンの未解明鍵化学物質
- Principal Investigator
  
  HIRAGA Yoshikazu
- Project Period (FY)
  2001 – 2002
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Hiroshima University
Toxic substance in red tides, Heterocapsa circularisquama, appeared in Seto inland sea
- Principal Investigator
  
  HIRAGA Yoshikazu
- Project Period (FY)
  1999 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  環境保全
- Research Institution
  Hiroshima University
Study on [4+2]Type Annulation in Pyrone Derivatives and its Reaction MechanisnPrincipal Investigator
- Principal Investigator
  
  OHKATA Katsuo
- Project Period (FY)
  1991 – 1992
- Research Category
  
  Grant-in-Aid for General Scientific Research (B)
- Research Field
  
  有機化学一般
- Research Institution
  HIROSHIMA UNIVERSITY
10-S-3型スルフラン化合物の合成と超原子価結合エネルギ-の実験的評価Principal Investigator
- Principal Investigator
  
  大方勝男
- Project Period (FY)
  1989
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  有機化学一般
- Research Institution
  Hiroshima University

All 2004 2002

All Journal Article

[Journal Article] Relationship between the hydrophobicity of dipeptides and the Michaelis-Menten constant Km of their hydrolysis by carboxypeptidase-Y and carboxypeptidase-A.2004
- Author(s)
  Kanosue, Yoshifumi, Kojima, Satoshi, Hiraga, Yoshikazu, Ohkata, Katsuo
- Journal Title
  
  Bull.Chem.Soc.Jpn. 77
  
  Pages: 1187-1193
- NAID
  130004151711
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14380275
[Journal Article] Stereochemical considerations on the stereoselective cyclopropanation reactions of 3-aryl-2-phosphonoacrylates induced by the (-)-8-phenylmenthyl group as a chiral auxiliary2002
- Author(s)
  Takagi, Ryukichi, Hashizume, Miki, Nakamura, Minoru, Begum, Shahnaz, Hiraga, Yoshikazu, Kojima, Satoshi, Ohkata, Katsuo
- Journal Title
  
  J.Chem.Soc., Perkin Trans. 1
  
  Pages: 179-190
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14380275
[Journal Article] Hydrophobicity and structure of 1,2,4-triazole derivatives bearing carbamoyl and 3-sulfonyl groups2002
- Author(s)
  Ohkata, Katsuo, Yano, Tomoyuki, Kojima, Satoshi, Hiraga, Yoshikazu, Yoshii, Tomoko, Hori, Masahiro
- Journal Title
  
  Bull.Chem.Soc.Jpn. 75
  
  Pages: 567-574
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14380275
[Journal Article] Hydrophobicity and structure of 1,2,4-triazole derivatives bearing 1-carbamoyl and 3-sulfonyl groups2002
- Author(s)
  Ohkata, Katsuo
- Journal Title
  
  Bull.Chem.Soc.Jpn. 75
  
  Pages: 567-574
- NAID
  10009175652
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14380275

1. HIRAGA Yoshikazu (10238347)

# of Collaborated Projects: 3 results

# of Collaborated Products: 3 results

OHKATA Katsuo 大方 勝男

大方 勝男 オオカタ カツオ

Research Projects

Research Products

Co-Researchers

TOXIC SUBSTANCES, HETEROCAPSATOXIN A AND B TOWARDS OYSTER FROM RED TIDES, HETEROCAPSA CIRCULARISQUAMA, APPREARED IN SETO INLAND SEA

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

二枚貝特異的斃死を引き起こす瀬戸内海産赤潮プランクトンの未解明鍵化学物質

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Toxic substance in red tides, Heterocapsa circularisquama, appeared in Seto inland sea

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Study on [4+2]Type Annulation in Pyrone Derivatives and its Reaction MechanisnPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

10-S-3型スルフラン化合物の合成と超原子価結合エネルギ-の実験的評価Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Relationship between the hydrophobicity of dipeptides and the Michaelis-Menten constant Km of their hydrolysis by carboxypeptidase-Y and carboxypeptidase-A.2004

Author(s)

Journal Title

NAID

Description

Data Source

[Journal Article] Stereochemical considerations on the stereoselective cyclopropanation reactions of 3-aryl-2-phosphonoacrylates induced by the (-)-8-phenylmenthyl group as a chiral auxiliary2002

Author(s)

Journal Title

Description

Data Source

[Journal Article] Hydrophobicity and structure of 1,2,4-triazole derivatives bearing carbamoyl and 3-sulfonyl groups2002

Author(s)

Journal Title

Description

Data Source

[Journal Article] Hydrophobicity and structure of 1,2,4-triazole derivatives bearing 1-carbamoyl and 3-sulfonyl groups2002

Author(s)

Journal Title

NAID

Description

Data Source

OHKATA Katsuo 大方勝男

大方勝男オオカタカツオ