Study of asymmetric total synthesis of nakadomarin A
Project/Area Number |
21790012
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Research Category |
Grant-in-Aid for Young Scientists (B)
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Allocation Type | Single-year Grants |
Research Field |
Chemical pharmacy
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Research Institution | Kanazawa University |
Principal Investigator |
INAGAKI Fuyuhiko Kanazawa University, 薬学系, 助教 (80506816)
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Project Period (FY) |
2009 – 2010
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Project Status |
Completed (Fiscal Year 2010)
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Budget Amount *help |
¥4,290,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥990,000)
Fiscal Year 2010: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2009: ¥2,730,000 (Direct Cost: ¥2,100,000、Indirect Cost: ¥630,000)
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Keywords | 有機化学 / ナカドマリンA / Pauson-Khand 反応 / 天然物合成 / アレン / Pauson-Khand / Pauson-Khand反応 |
Research Abstract |
We completed the total synthesis of (+)-nakadomarin in a highly stereoselectve manner from the commercially available L-pyroglutamic acid. The most significant point of this synthesis involves the intramolecular Pauson-Khand reaction between the alkyne and N-protected-dihydropyrrole functionalities, which enabled us to construct the diazatricyclo[6.4.0.0^<1,5>]dodcadienone product. This reaction was also useful for the short-step synthesis of (±)-meloscine. In addition, we succeeded to extend the application of the rhodium catalyzed Pauson-Khand type reaction of allenenes for the construction of bicyclo[4.3.0] skeletons containing quaternary carbon at the ring juncture. This method provided a new procedure for the construction of the tricyclo[6.4.0.0^<1,5>]dodecenone framework in a satisfactory yield.
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Report
(3 results)
Research Products
(38 results)
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[Journal Article] Org.2011
Author(s)
Inagaki, F., Itoh, N., Hayashi, Y.,Matsui, Y., Mukai, C.,Beilstein J.
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Peer Reviewed
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[Journal Article]2011
Author(s)
Inagaki, F., Kitagaki, S., Mukai, C.
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Peer Reviewed
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[Journal Article] Chem.2010
Author(s)
Kawamura, T., Inagaki, F., Narita, S.,Takahashi, Y., Hirata, S., Kitagaki, S.,Mukai, C.
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Journal Title
Eur.J. 16
Pages: 5173-5183
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Peer Reviewed
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[Journal Article] Org.2010
Author(s)
Inagaki, F., Kinebuchi, M., Miyakoshi,N., Mukai, C.
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[Journal Article] J.Org.2009
Author(s)
Inagaki, F., Mizutani, M., Kuroda, N.,Mukai, C.
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Journal Title
Chem. 74
Pages: 6402-6405
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Peer Reviewed
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[Presentation] アレンを基盤とする中員環含有双環性骨格の新規構築2010
Author(s)
稲垣冬彦, 川村行正, 杉窪克哉, 成田集,宮下祐輔, 平田修一, 北垣伸治, 向智里
Organizer
第36回反応と合成の進歩シンポジウム-ライフサイエンスを志向した理論、反応および合成-
Place of Presentation
ウインクあいち(愛知県)
Year and Date
2010-11-01
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[Presentation] C.Synthe ticstudies on (+)-nakadomarin A2009
Author(s)
Inagaki, F.; Kinebuchi, M.; Miyakoshi,N.; Kitagaki, S.; Mukai
Organizer
22ndInternational Congress on Heterocyclic Chemistry
Place of Presentation
Delta hotel, St.John's, Newfounland and Labrador(Canada)
Year and Date
2009-08-06
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