Studies on Catalytic Activation of Olefins Using Cobalt Complex
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- Shigehisa Hiroki
- Department of Pharmacy, Musashino University
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<p>In this review, I tell the story of the cobalt chemistry that has been developed in my group since 2011. First, we achieved the total synthesis of polyketide natural product trichodermatide A, which involved a late-stage Isayama-Mukaiyama hydration of an enol ether using cobalt(II) acetylacetonate (Co(acac)2) that gave the desired product chemo-, regio-, and diastereoselectively. After our report of this total synthesis in 2013, we were required to revise the originally reported structure of trichodermatide A following the accurate and important report from the Trauner group. Second, we found unique cobalt-catalyzed hydroelementation reactions of olefins involving a cobalt-salen complex, N-fluoro-2,4,6-trimethylpyridinium salt, and a silane reagent. Under these reaction conditions, a carbocationic or carbon radical species is generated from an olefin, and then C–X (X=O, N, C, F) bond formation occurs with good functional group tolerance for a broad substrate scope. This review also covers recent examples of switching chemistry and natural product synthesis involving my cobalt chemistry reported by several groups.</p>
収録刊行物
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- CHEMICAL & PHARMACEUTICAL BULLETIN
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CHEMICAL & PHARMACEUTICAL BULLETIN 66 (4), 339-346, 2018
公益社団法人 日本薬学会
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詳細情報 詳細情報について
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- CRID
- 1390282679155389696
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- NII論文ID
- 130006602036
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- NII書誌ID
- AA00602100
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- ISSN
- 13475223
- 00092363
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- NDL書誌ID
- 028907210
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- PubMed
- 29607898
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- 本文言語コード
- en
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- データソース種別
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- JaLC
- NDL
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- PubMed
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