Presentations -

Synthesis of proposed partial structure of BSX-1, a new marine polycyclic ether from a dinoflagellate Karenia brevisulcata

TSUTSUMI, Ryosuke, SATAKE, Masayuki, TACHIBANA, Kazuo

[Domestic presentation]  The 91th Annual Meeting of the Chemical Society of Japan (Kanagawa) , 

2011.03

, 

Oral presentation (general), The Chemical Society of Japan

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BSX-1 is a new polycyclic ether isolated from a dinoflagellate Karenia brevisulcata, a causative species of red tide occurred in Wellington Harbour, New Zealand in 1998.
The partial structure model was synthesized to confirm the proposed structure.

生物活性解明を目指した海産環状エーテルブレビサミドの合成

堤亮祐, 倉永健史, 白井智大, 伊藤恵美子, 佐竹真幸, Jeffrey L. C. Wright, 橘和夫

[Domestic presentation]  日本ケミカルバイオロジー学会 第5回年会 (神奈川) , 

2010.05

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Poster presentation, 日本ケミカルバイオロジー学会

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渦鞭毛藻Karenia brevisより単離された天然物ブレビサミドの合成を行い、合成標品の活性を評価した。発表内容のうち、私は側鎖部分の合成を除く合成全体を担当した。

Synthesis of Brevisamide, a Marine Monocyclic Ether Amide from a Dinoflagellate Karenia brevis

○Ryosuke Tsutsumi, Takefumi Kuranaga, Tomohiro Shirai, Emiko Ito, Masayuki Satake, Jeffrey L. C. Wright, Kazuo Tachibana

[Domestic presentation]  5th Annual Meeting of Japanese Society for Chemical Biology (Kanagawa, Japan) , 

2010.05

, 

Poster presentation, Japanese Society for Chemical Biology

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A natural product brevisamide from a dinoflagellate Karenia brevis was synthesized, and its bioactivity was evaluated. I contributed to whole of the synthesis except for the synthesis of the side chain fragment.

The Improved Synthesis of brevisamide, a Marine Monocyclic Ether Amide

○Ryosuke Tsutsumi, Takefumi Kuranaga, Tomohiro Shirai, Jeffrey L. C. Wright, Masayuki Satake, Kazuo Tachibana

[Domestic presentation]  The 59th Symposium of The Society of Synthetic Organic Chemistry, Japan (Kanto Region) (Tokyo, Japan) , 

2010.05

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Symposium, workshop panel (public), The Society of Synthetic Organic Chemistry, Japan (Kanto Region)

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A natural product brevisamide from a dinoflagellate Karenia brevis was synthesized, and its bioactivity was evaluated. I contributed to whole of the research except for the bioactivity test.

海産環状エーテルアミド天然物ブレビサミドの改良合成

堤亮祐, 倉永健史, 白井智大, Jeffrey L. C. Wright, 佐竹真幸, 橘和夫

[Domestic presentation]  第59回 有機合成化学協会関東支部シンポジウム (東京) , 

2010.05

, 

Symposium, workshop panel (public), 有機合成化学協会関東支部

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渦鞭毛藻Karenia brevisより単離された天然物ブレビサミドの合成を行い、合成標品の活性を評価した。

海産環状エーテルアミド, ブレビサミドの改良合成

堤 亮祐, 倉永 健史, 白井 智大, 佐竹 真幸, WRIGHT, Jeffrey L. C, 橘 和夫

[Domestic presentation]  日本化学会第90春季年会 (大阪) , 

2010.03

, 

Oral presentation (general), 日本化学会

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渦鞭毛藻Karenia brevisより単離された天然物ブレビサミドの合成を行い、合成標品の活性を評価した。発表内容のうち、私は生物活性試験以外の全体、すなわち合成全体を担当した。

Improved Synthesis of brevisamide, a Marine Monocyclic Ether Amide from a Dinoflagellate Karenia brevis

○TSUTSUMI, Ryosuke, KURANAGA, Takefumi, SHIRAI, Tomohiro, SATAKE, Masayuki, WRIGHT, Jeffrey L. C, TACHIBANA, Kazuo

[Domestic presentation]  The 90th Annual Meeting of The Chemical Society of Japan (Osaka, Japan) , 

2010.03

, 

Oral presentation (general), The Chemical Society of Japan

　View Summary

A natural product brevisamide from a dinoflagellate Karenia brevis was synthesized, and its bioactivity was evaluated. I contributed to whole of the research except for the bioactivity test.